All Stories

  1. GRASS. II. Simulations of Potential Granulation Noise Mitigation Methods
  2. Project Hephaistos – II. Dyson sphere candidates from Gaia DR3, 2MASS, and WISE
  3. The Kepler Giant Planet Search. I. A Decade of Kepler Planet-host Radial Velocities from W. M. Keck Observatory
  4. Deconstructing Alien Hunting
  5. TOI-1670 c, a 40 day Orbital Period Warm Jupiter in a Compact System, Is Well Aligned
  6. A Neptune-mass exoplanet in close orbit around a very low-mass star challenges formation models
  7. Direct Measurements of Stellar Masses with the Habitable World Observatory
  8. Fortuitous Observations of Potential Stellar Relay Probe Positions with GBT
  9. Application of the Thermodynamics of Radiation to Dyson Spheres as Work Extractors and Computational Engines and Their Observational Consequences
  10. The Extreme Stellar-signals Project. III. Combining Solar Data from HARPS, HARPS-N, EXPRES, and NEID
  11. The Unusual M-dwarf Warm Jupiter TOI-1899 b: Refinement of Orbital and Planetary Parameters
  12. TOI-3785 b: A Low-density Neptune Orbiting an M2-dwarf Star
  13. Frank Drake
  14. A High-Eccentricity Warm Jupiter Orbiting TOI-4127
  15. The Abundance of Belatedly Habitable Planets and Ambiguities in Definitions of the Continuously Habitable Zone
  16. NEID Reveals That the Young Warm Neptune TOI-2076 b Has a Low Obliquity
  17. A Green Bank Telescope Search for Narrowband Technosignatures between 1.1 and 1.9 GHz During 12 Kepler Planetary Transits
  18. Technosignatures: Frameworks for Their Assessment
  19. Detection of p-mode Oscillations in HD 35833 with NEID and TESS
  20. Search for an Alien Message to a Nearby Star
  21. Geopolitical Implications of a Successful SETI Program
  22. HD 166620: Portrait of a Star Entering a Grand Magnetic Minimum
  23. A Search for Radio Technosignatures at the Solar Gravitational Lens Targeting Alpha Centauri
  24. SETI in 2021
  25. Potential Habitability as a Stellar Property: Effects of Model Uncertainties and Measurement Precision
  26. Eclipse Timing the Milky Way’s Gravitational Potential
  27. Five Decades of Chromospheric Activity in 59 Sun-like Stars and New Maunder Minimum Candidate HD 166620
  28. Detectability of Chlorofluorocarbons in the Atmospheres of Habitable M-dwarf Planets
  29. The Case for Technosignatures: Why They May Be Abundant, Long-lived, Highly Detectable, and Unambiguous
  30. Project Hephaistos I. Upper limits on partial Dyson spheres in the Milky Way
  31. SETI in 2020
  32. Evolutionary and Observational Consequences of Dyson Sphere Feedback
  33. GRASS: Distinguishing Planet-induced Doppler Signatures from Granulation with a Synthetic Spectra Generator
  34. Stellar Gravitational Lens Engineering for Interstellar Communication and Artifact SETI
  35. Strategies and advice for the Search for Extraterrestrial Intelligence
  36. Belatedly Habitable Planets
  37. Stellar Activity Manifesting at a One-year Alias Explains Barnard b as a False Positive
  38. The Dynamics of the Transition from Kardashev Type II to Type III Galaxies Favor Technosignature Searches in the Central Regions of Galaxies
  39. Target Prioritization and Observing Strategies for the NEID Earth Twin Survey
  40. A Framework for Relative Biosignature Yields from Future Direct Imaging Missions
  41. Toward a Direct Measure of the Galactic Acceleration
  42. An Extreme-mass Ratio, Short-period Eclipsing Binary Consisting of a B Dwarf Primary and a Pre-main Sequence M Star Companion Discovered by KELT
  43. The Habitable Zone Planet Finder Reveals a High Mass and Low Obliquity for the Young Neptune K2-25b
  44. Planck frequencies as Schelling points in SETI
  45. A Warm Jupiter Transiting an M Dwarf: A TESS Single-transit Event Confirmed with the Habitable-zone Planet Finder
  46. Barycentric Corrections for Precise Radial Velocity Measurements of Sunlight
  47. Transits of Known Planets Orbiting a Naked-eye Star
  48. TOI-1728b: The Habitable-zone Planet Finder Confirms a Warm Super-Neptune Orbiting an M-dwarf Host
  49. Searching for Dyson spheres using Gaia and WISE
  50. Persistent Starspot Signals on M Dwarfs: Multiwavelength Doppler Observations with the Habitable-zone Planet Finder and Keck/HIRES
  51. Evidence for He i 10830 Å Absorption during the Transit of a Warm Neptune around the M-dwarf GJ 3470 with the Habitable-zone Planet Finder
  52. Astrophysical Insights into Radial Velocity Jitter from an Analysis of 600 Planet-search Stars
  53. Properties of F Stars with Stable Radial Velocity Timeseries: A Useful Metric for Selecting Low-jitter F Stars
  54. Solar Contamination in Extreme-precision Radial-velocity Measurements: Deleterious Effects and Prospects for Mitigation
  55. Diffuser-assisted Infrared Transit Photometry for Four Dynamically Interacting Kepler Systems
  56. Commentary: High journal acceptance rates are good for science
  57. Dyson spheres
  58. The Orbit of WASP-12b Is Decaying
  59. Calibrating Iodine Cells for Precise Radial Velocities
  60. A Full Implementation of Spectro-perfectionism for Precise Radial Velocity Exoplanet Detection: A Test Case With the MINERVA Reduction Pipeline
  61. The Effects of Telluric Contamination in Iodine-calibrated Precise Radial Velocities
  62. KELT-24b: A 5M J Planet on a 5.6 day Well-aligned Orbit around the Young V = 8.3 F-star HD 93148
  63. On the Origin of the Term “Cosmic Haystack”
  64. Choosing a Maximum Drift Rate in a SETI Search: Astrophysical Considerations
  65. Minerva-Australis. I. Design, Commissioning, and First Photometric Results
  66. First Radial Velocity Results From the MINiature Exoplanet Radial Velocity Array (MINERVA)
  67. The Fermi Paradox and the Aurora Effect: Exo-civilization Settlement, Expansion, and Steady States
  68. Photon-weighted barycentric correction and its importance for precise radial velocities
  69. TESS Reveals that the Nearby Pisces–Eridanus Stellar Stream is only 120 Myr Old
  70. Choosing a Maximum Drift Rate: Astrophysical Considerations
  71. Wanting funds to “look everywhere”
  72. Letters Rediscovering the roots of our work
  73. High-resolution spectroscopy of Boyajian’s star during optical dimming events
  74. Ultrastable environment control for the NEID spectrometer: design and performance demonstration
  75. Retired A Stars and Their Companions. VIII. 15 New Planetary Signals around Subgiants and Transit Parameters for California Planet Search Planets with Subgiant Hosts
  76. Stellar spectroscopy in the near-infrared with a laser frequency comb
  77. KELT-22Ab: A Massive, Short-Period Hot Jupiter Transiting a Near-solar Twin
  78. Rebuttal to: ‘Deconstructing the Rio Scale: problems of subjectivity and generalization’
  79. The 1D Relativistic Doppler Formula Is an Incorrect Approximation in Precise Radial Velocity Work
  80. How Much SETI Has Been Done? Finding Needles in the n-dimensional Cosmic Haystack
  81. Milan M. Ćirković: The Great Silence: The Science and Philosophy of Fermi’s Paradox
  82. Erratum: “Planet–Planet Tides in the TRAPPIST-1 System” (2018, RNAAS, 2, 175)
  83. Inferring the Composition of Disintegrating Planet Interiors from Dust Tails with Future James Webb Space Telescope Observations
  84. Planet–Planet Tides in the TRAPPIST-1 System
  85. HD 4915: A Maunder Minimum Candidate
  86. The NEID precision radial velocity spectrometer: port adapter overview, requirements, and test plan
  87. Rio 2.0: revising the Rio scale for SETI detections
  88. Proving Heliocentrism and Measuring the Astronomical Unit in a Laboratory Astronomy Class Via the Aberration of Starlight
  89. The NEID precision radial velocity spectrometer: optical design of the port adapter and ADC
  90. K2-231 b: A Sub-Neptune Exoplanet Transiting a Solar Twin in Ruprecht 147
  91. Some Bright Stars with Smooth Continua for Calibrating the Response of High-resolution Spectrographs
  92. Proper Motion of the Faint Star near KIC 8462852 (Boyajian's Star)—Not a Binary System
  93. A Reassessment of Families of Solutions to the Puzzle of Boyajian's Star
  94. The First Post-Kepler Brightness Dips of KIC 8462852
  95. Python Leap Second Management and Implementation of Precise Barycentric Correction (barycorrpy)
  96. Exoplanets and SETI
  97. Radial Velocities as an Exoplanet Discovery Method
  98. KELT-19Ab: A P ∼ 4.6-day Hot Jupiter Transiting a Likely Am Star with a Distant Stellar Companion
  99. The Third Workshop on Extremely Precise Radial Velocities: The New Instruments
  100. On Distinguishing Interstellar Objects Like ‘Oumuamua From Products of Solar System Scattering
  101. KELT-20b: A Giant Planet with a Period of P ∼ 3.5 days Transiting the V ∼ 7.6 Early A Star HD 185603
  102. Toward Space-like Photometric Precision from the Ground with Beam-shaping Diffusers
  103. Breakthrough Listen – A new search for life in the universe
  104. Evidence for Atmospheric Cold-trap Processes in the Noninverted Emission Spectrum of Kepler-13Ab Using HST/WFC3
  105. Explaining a few discoveries
  106. Visions of human futures in space and SETI
  107. Prior indigenous technological species
  108. KELT-11b: A Highly Inflated Sub-Saturn Exoplanet Transiting theV= 8 Subgiant HD 93396
  109. Strange News from Another Star
  110. The Mysterious Dimmings of the T Tauri Star V1334 Tau
  111. Multiwavelength Transit Observations of the Candidate Disintegrating Planetesimals Orbiting WD 1145+017
  112. Exoplanets and SETI
  113. Radial Velocities as an Exoplanet Discovery Method
  114. NEAR-INFRARED EMISSION SPECTRUM OF WASP-103B USINGHUBBLE SPACE TELESCOPE/WIDE FIELD CAMERA 3
  115. THREE TEMPERATE NEPTUNES ORBITING NEARBY STARS
  116. FAMILIES OF PLAUSIBLE SOLUTIONS TO THE PUZZLE OF BOYAJIAN’S STAR
  117. A comprehensive radial velocity error budget for next generation Doppler spectrometers
  118. Design of NEID, an extreme precision Doppler spectrograph for WIYN
  119. THE PUTATIVE OLD, NEARBY CLUSTER LODÉN 1 DOES NOT EXIST
  120. THE SPITZER MICROLENSING PROGRAM AS A PROBE FOR GLOBULAR CLUSTER PLANETS: ANALYSIS OF OGLE-2015-BLG-0448
  121. State of the Field: Extreme Precision Radial Velocities
  122. STATISTICS OF LONG PERIOD GAS GIANT PLANETS IN KNOWN PLANETARY SYSTEMS
  123. EVIDENCE FOR REFLECTED LIGHT FROM THE MOST ECCENTRIC EXOPLANET KNOWN
  124. STELLAR ACTIVITY AND EXCLUSION OF THE OUTER PLANET IN THE HD 99492 SYSTEM
  125. THE Ĝ SEARCH FOR EXTRATERRESTRIAL CIVILIZATIONS WITH LARGE ENERGY SUPPLIES. IV. THE SIGNATURES AND INFORMATION CONTENT OF TRANSITING MEGASTRUCTURES
  126. ON THE STELLAR COMPANION TO THE EXOPLANET HOSTING STAR 30 ARIETIS B
  127. An empirically derived three-dimensional Laplace resonance in the Gliese 876 planetary system
  128. A disintegrating minor planet transiting a white dwarf
  129. MINERVA: SMALL PLANETS FROM SMALL TELESCOPES
  130. Magnetism and activity of planet hosting stars
  131. A COMPREHENSIVE CHARACTERIZATION OF THE 70 VIRGINIS PLANETARY SYSTEM
  132. REVISION OF EARTH-SIZEDKEPLERPLANET CANDIDATE PROPERTIES WITH HIGH-RESOLUTION IMAGING BY THEHUBBLE SPACE TELESCOPE
  133. Miniature Exoplanet Radial Velocity Array I: design, commissioning, and early photometric results
  134. THE Ĝ INFRARED SEARCH FOR EXTRATERRESTRIAL CIVILIZATIONS WITH LARGE ENERGY SUPPLIES. III. THE REDDEST EXTENDED SOURCES INWISE
  135. REFINED PROPERTIES OF THE HD 130322 PLANETARY SYSTEM
  136. THE CALIFORNIA PLANET SURVEY IV: A PLANET ORBITING THE GIANT STAR HD 145934 AND UPDATES TO SEVEN SYSTEMS WITH LONG-PERIOD PLANETS
  137. A COMPREHENSIVE STATISTICAL ASSESSMENT OF STAR-PLANET INTERACTION
  138. HUBBLE SPACE TELESCOPEHIGH-RESOLUTION IMAGING OFKEPLERSMALL AND COOL EXOPLANET HOST STARS
  139. CHARACTERIZATION OF THE ATMOSPHERE OF THE HOT JUPITER HAT-P-32Ab AND THE M-DWARF COMPANION HAT-P-32B
  140. THE NASA-UC-UH ETA-EARTH PROGRAM. IV. A LOW-MASS PLANET ORBITING AN M DWARF 3.6 PC FROM EARTH
  141. Barycentric Corrections at 1 cm s-1for Precise Doppler Velocities
  142. Exoplanet Orbit Database. II. Updates to Exoplanets.org
  143. THE Ĝ INFRARED SEARCH FOR EXTRATERRESTRIAL CIVILIZATIONS WITH LARGE ENERGY SUPPLIES. I. BACKGROUND AND JUSTIFICATION
  144. THE Ĝ INFRARED SEARCH FOR EXTRATERRESTRIAL CIVILIZATIONS WITH LARGE ENERGY SUPPLIES. II. FRAMEWORK, STRATEGY, AND FIRST RESULT
  145. Design, motivation, and on-sky tests of an efficient fiber coupling unit for 1-meter class telescopes
  146. Empirically Derived Dynamical Models for the 55 Cancri and GJ 876 Planetary Systems
  147. EARTHSHINE ON A YOUNG MOON: EXPLAINING THE LUNAR FARSIDE HIGHLANDS
  148. The 55 Cancri planetary system: fully self-consistent N-body constraints and a dynamical analysis
  149. LIMITS ON STELLAR COMPANIONS TO EXOPLANET HOST STARS WITH ECCENTRIC PLANETS
  150. THE TRENDS HIGH-CONTRAST IMAGING SURVEY. V. DISCOVERY OF AN OLD AND COLD BENCHMARK T-DWARF ORBITING THE NEARBY G-STAR HD 19467
  151. RADIAL VELOCITY VARIATIONS OF PHOTOMETRICALLY QUIET, CHROMOSPHERICALLY INACTIVEKEPLERSTARS: A LINK BETWEEN RV JITTER AND PHOTOMETRIC FLICKER
  152. CHARACTERIZING THE ORBITAL AND DYNAMICAL STATE OF THE HD 82943 PLANETARY SYSTEM WITH KECK RADIAL VELOCITY DATA
  153. THE TRENDS HIGH-CONTRAST IMAGING SURVEY. III. A FAINT WHITE DWARF COMPANION ORBITING HD 114174
  154. THE TRENDS HIGH-CONTRAST IMAGING SURVEY. II. DIRECT DETECTION OF THE HD 8375 TERTIARY
  155. MARVELS-1: A FACE-ON DOUBLE-LINED BINARY STAR MASQUERADING AS A RESONANT PLANETARY SYSTEM AND CONSIDERATION OF RARE FALSE POSITIVES IN RADIAL VELOCITY PLANET SEARCHES
  156. HOST STAR PROPERTIES AND TRANSIT EXCLUSION FOR THE HD 38529 PLANETARY SYSTEM
  157. RUPRECHT 147: THE OLDEST NEARBY OPEN CLUSTER AS A NEW BENCHMARK FOR STELLAR ASTROPHYSICS
  158. ERRATUM: “EFFICIENT FITTING OF MULTI-PLANET KEPLERIAN MODELS TO RADIAL VELOCITY AND ASTROMETRY DATA” (2009, ApJS, 182, 205)
  159. PRECISE DOPPLER MONITORING OF BARNARD'S STAR
  160. RETIRED A STARS: THE EFFECT OF STELLAR EVOLUTION ON THE MASS ESTIMATES OF SUBGIANTS
  161. Exoplanet Detection Methods
  162. THE DISCOVERY OF HD 37605cAND A DISPOSITIVE NULL DETECTION OF TRANSITS OF HD 37605b
  163. THE TRENDS HIGH-CONTRAST IMAGING SURVEY. I. THREE BENCHMARK M DWARFS ORBITING SOLAR-TYPE STARS
  164. The habitable-zone planet finder: a stabilized fiber-fed NIR spectrograph for the Hobby-Eberly Telescope
  165. ON THE DETECTABILITY OF STAR-PLANET INTERACTION
  166. THE HD 192263 SYSTEM: PLANETARY ORBITAL PERIOD AND STELLAR VARIABILITY DISENTANGLED
  167. THE FREQUENCY OF HOT JUPITERS ORBITING NEARBY SOLAR-TYPE STARS
  168. THE SDSS-HET SURVEY OFKEPLERECLIPSING BINARIES: SPECTROSCOPIC DYNAMICAL MASSES OF THE KEPLER-16 CIRCUMBINARY PLANET HOSTS
  169. THE DYNAMICAL MASS AND THREE-DIMENSIONAL ORBIT OF HR7672B: A BENCHMARK BROWN DWARF WITH HIGH ECCENTRICITY
  170. DETECTION OFKS-BAND THERMAL EMISSION FROM WASP-3b
  171. M2K. II. A TRIPLE-PLANET SYSTEM ORBITING HIP 57274
  172. A HIGH-ECCENTRICITY COMPONENT IN THE DOUBLE-PLANET SYSTEM AROUND HD 163607 AND A PLANET AROUND HD 164509
  173. A SEARCH FOR THE TRANSIT OF HD 168443b: IMPROVED ORBITAL PARAMETERS AND PHOTOMETRY
  174. RETIRED A STARS AND THEIR COMPANIONS. VII. 18 NEW JOVIAN PLANETS
  175. NON-DETECTION OF THE PUTATIVE SUBSTELLAR COMPANION TO HD 149382
  176. TERMS PHOTOMETRY OF KNOWN TRANSITING EXOPLANETS
  177. STELLAR VARIABILITY OF THE EXOPLANET HOSTING STAR HD 63454
  178. REVISED ORBIT AND TRANSIT EXCLUSION FOR HD 114762b
  179. Precise Stellar Radial Velocities of an M Dwarf with a Michelson Interferometer and a Medium-Resolution Near-Infrared Spectrograph
  180. IMPROVED ORBITAL PARAMETERS AND TRANSIT MONITORING FOR HD 156846b
  181. The Exoplanet Orbit Database
  182. THE CALIFORNIA PLANET SURVEY. III. A POSSIBLE 2:1 RESONANCE IN THE EXOPLANETARY TRIPLE SYSTEM HD 37124
  183. THE NASA-UC ETA-EARTH PROGRAM. III. A SUPER-EARTH ORBITING HD 97658 AND A NEPTUNE-MASS PLANET ORBITING Gl 785
  184. MARVELS-1b: A SHORT-PERIOD, BROWN DWARF DESERT CANDIDATE FROM THE SDSS-III MARVELS PLANET SEARCH
  185. Improving Transit Predictions of Known Exoplanets with TERMS
  186. THE NASA-UC ETA-EARTH PROGRAM. II. A PLANET ORBITING HD 156668 WITH A MINIMUM MASS OF FOUR EARTH MASSES
  187. The Occurrence and Mass Distribution of Close-in Super-Earths, Neptunes, and Jupiters
  188. THE CALIFORNIA PLANET SURVEY. I. FOUR NEW GIANT EXOPLANETS
  189. Infrared radial velocimetry with TEDI: performance development
  190. Precise infrared radial velocimetry with the Triplespec Exoplanet Discovery Instrument: current performance and results
  191. The habitable zone planet finder: a proposed high-resolution NIR spectrograph for the Hobby Eberly Telescope to discover low-mass exoplanets around M dwarfs
  192. Retired A Stars and Their Companions. IV. Seven Jovian Exoplanets from Keck Observatory1
  193. The California Planet Survey. II. A Saturn-Mass Planet Orbiting the M Dwarf Gl 6491
  194. A Survey of Multiple Planet Systems
  195. FIVE PLANETS AND AN INDEPENDENT CONFIRMATION OF HD 196885Ab FROM LICK OBSERVATORY
  196. TWO EXOPLANETS DISCOVERED AT KECK OBSERVATORY
  197. A THIRD GIANT PLANET ORBITING HIP 14810
  198. Old, Rich, and Eccentric: Two Jovian Planets Orbiting Evolved Metal-Rich Stars1
  199. EFFICIENT FITTING OF MULTIPLANET KEPLERIAN MODELS TO RADIAL VELOCITY AND ASTROMETRY DATA
  200. THE NASA-UC ETA-EARTH PROGRAM. I. A SUPER-EARTH ORBITING HD 7924
  201. TEN NEW AND UPDATED MULTIPLANET SYSTEMS AND A SURVEY OF EXOPLANETARY SYSTEMS
  202. NONDETECTION OF THE NEPTUNE-MASS PLANET REPORTED AROUND GJ 176
  203. TWO JUPITER-MASS PLANETS ORBITING HD 154672 AND HD 205739
  204. The Jupiter Twin HD 154345b
  205. Exoplanet properties from Lick, Keck and AAT
  206. Dispersed interferometry for infrared exoplanet velocimetry
  207. Precision Radial Velocities in the Near Infrared with TEDI
  208. The Keck Planet Search: Detectability and the Minimum Mass and Orbital Period Distribution of Extrasolar Planets
  209. Five Planets Orbiting 55 Cancri
  210. Retired A Stars and Their Companions. II. Jovian planets orbiting κ CrB and HD 167042
  211. A New Planet around an M Dwarf: Revealing a Correlation between Exoplanets and Stellar Mass
  212. Five Intermediate‐Period Planets from the N2K Sample
  213. Fourteen New Companions from the Keck and Lick Radial Velocity Survey Including Five Brown Dwarf Candidates
  214. Retired A Stars and Their Companions: Exoplanets Orbiting Three Intermediate‐Mass Subgiants
  215. Four New Exoplanets and Hints of Additional Substellar Companions to Exoplanet Host Stars
  216. A Long‐Period Jupiter‐Mass Planet Orbiting the Nearby M Dwarf GJ 8491
  217. An Eccentric Hot Jupiter Orbiting the Subgiant HD 185269
  218. The N2K Consortium. VI. Doppler Shifts without Templates and Three New Short‐Period Planets
  219. Maunder Minimum stars revisited: recalibrating Ca II H&K measures
  220. Catalog of Nearby Exoplanets
  221. The N2K Consortium. III. Short‐Period Planets Orbiting HD 149143 and HD 109749
  222. Solar‐like Oscillations in α Centauri B
  223. The N2K Consortium. II. A Transiting Hot Saturn around HD 149026 with a Large Dense Core
  224. Five New Multicomponent Planetary Systems
  225. Radial Velocity Jitter in Stars from the California and Carnegie Planet Search at Keck Observatory
  226. Erratum: "Do We Know of Any Maunder Minimum Stars?" [[URL ADDRESS="/cgi-bin/resolve?2004AJ....128.1273W" STATUS="OKAY"]AJ, 128, 1273 (2004)[/URL]]
  227. The N2K Consortium. I. A Hot Saturn Planet Orbiting HD 88133
  228. Five New Extrasolar Planets
  229. Observed Properties of Exoplanets: Masses, Orbits, and Metallicities
  230. A Neptune‐Mass Planet Orbiting the Nearby M Dwarf GJ 436
  231. Oscillation Frequencies and Mode Lifetimes in α Centauri A
  232. Do We Know of Any Maunder Minimum Stars?
  233. Chromospheric CaiiEmission in Nearby F, G, K, and M Stars
  234. Ultra-High-Precision Velocity Measurements of Oscillations in Centauri A
  235. A Planetary Companion to HD 40979 and Additional Planets Orbiting HD 12661 and HD 38529
  236. Seven New Keck Planets Orbiting G and K Dwarfs
  237. A Catalogue of Nearby Exoplanets