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  1. Interstellar asteroids and Oort Cloud comets on collision course, warning time?
  2. 21-cm hydrogen
  3. Could gravity be interpreted as “time dilation” In geodesics around masses?
  4. How long does it take to measure a galaxy/quasar redshift ?
  5. Snowflakes explain dark matter?
  6. Oldest known, iron deficient star discovered
  7. How do I calculate a star's luminosity/radius?
  8. white dwarf binary with 7 minutes long period
  9. NASA’s Hubble telescope detects supermassive black hole that defies theoretical model
  10. Do Sirius A and B have opposite spin ?
  11. Do the planets cause the solar cycle?
  12. Big Bang theory v. Continuous Creation theory
  13. for ThinkerX
  14. What happens in the Sun's convection zone?
  15. Heating of planets and asteroids
  16. KELT-9 b has atmosphere with rare earth metals (video)
  17. suppressed star formation in early universe
  18. gravitational waves leave marks
  19. Spitzer studies how the universe was lit
  20. ALMA tracks evolution of magnetic fields in star forming complex
  21. protoplanetary disks push super earths close to stars
  22. collapsar accretion disks as heavy element sources
  23. MW starburst 2-3 B yr ago
  24. Extremely rare hydrogen cloaked type 1a supernova spotted.
  25. jets and winds from AGNs share common cause
  26. AAS: 2 new Oumuamua theories
  27. Quanta: water's most common form in nature is black hot ice
  28. jets from the first supernovae
  29. looking at Haumea's ring
  30. Could quantum mechanics explain the existence of space time?
  31. H alpha from SNIa may illuminate origins
  32. AAS: studying the temperature luminosity diagrams of barely resolved galaxies
  33. space based event horizon imaging prospects
  34. SWaB: cosmology's manufactured misunderstandings
  35. AAS: imagery tracking a hole from the Sun
  36. imagery of 'storm in a teacup' quasar
  37. multi wavelength campaign studies flows in young stellar object
  38. Blue SuperGiant gravity waves
  39. SWaB: how the EHT acts as one telescope
  40. AAS: a question of links among FRBs, magnetars, and supernovae
  41. Gravitational waves possibly generated from Black Hole-Neutron star collision
  42. SWaB: the Hubble constant tension as a clue
  43. hubble images ngc 2903
  44. Cosmic high noon?
  45. Hubble Legacy Field Image
  46. Two neutron stars walked into a bar...
  47. tracking Gaia
  48. Quanta: the Sun in gamma rays
  49. AAS: using gravitational waves to measure the Hubble parameter
  50. new supergiant star fast X-ray transient
  51. planet search finds white dwarf
  52. chemically peculiar star hints at dwarf merger with MW
  53. nova remnant discovered in M22
  54. Dark matter exists
  55. Oldest known Chinese observation confirmed.
  56. Debate on Pluto status.
  57. How did our moon form, new theory.
  58. Quanta: Fermi's MW center glow might be DM annihilation after all?
  59. ice feature discovered on Titan
  60. dust grain from a dying star
  61. the BH in V404 Cygni has precessing jets
  62. observing the EGGs in Cygnus
  63. SWaB: Hubble imagery illustrates life cycle of a sunlike star
  64. Event horizon imager. EHI
  65. SWaB: Why Q Field Theory is more fundamental than Q Mechanics
  66. present and future
  67. A theory about what black holes are
  68. LIGO-Virgo possibly detect Black Hole merging with neutron star
  69. Symmetry: falsifiability and physics
  70. astroseismology and stellar structure
  71. SWaB: origin of the proton mass
  72. AAS: Pprepping the tech for interferometry's massive data requirements
  73. Hubble images M75
  74. an article on M87
  75. SWaB: the equivalence principle and the deflection of light
  76. LIGO, new detection.
  77. Princeton IAS folks find 6 new BH mergers in older LIGO Virgo data
  78. New ultra metal-poor star discovered
  79. quasars move on the sky
  80. HST LMC Cepheid observations sharpen disagreement with CMB on Hubble constant
  81. AAS: Hubble finds interstellar medium buckminsterfullerene
  82. Rarest event ever, recorded by dark matter detector.
  83. Rapid destruction of Earth-like atmospheres by young stars
  84. AAS: what we don't know about protoplanetary disks
  85. Do those pesky muons masquerading as gamma rays bother you?
  86. more on the wandering north magnetic pole
  87. 3C 58 is a pulsar wind nebula
  88. on spiral arms
  89. SWaB: cold gas giant planets discovered
  90. AAS: featured image searching for SNRs in NGC 6946
  91. SWaB: (he uses the S word obnoxiously)
  92. AAS: mergers of compact objects illuminated by charges
  93. The EHT image and modified gravity
  94. SA: resolving the neutron lifetime discrepancy
  95. AAS: exploring solar filaments
  96. a nice Emmy Noether article
  97. Hubble 29th anniversary image: the Southern Crab Nebula
  98. a better mouse trap for DM at the LHC
  99. Aeon: the end of the universe video
  100. Quanta: interview with James Gunn
  101. Study finds evidence of planetary accretion as possible origins for some brown dwarfs
  102. Symmetry: what can gravitational waves say about dark matter
  103. SWaB: the colors of quarks
  104. Adam Block on M87 and the EHT image of M87*
  105. insights into molecular gas in the massive spiral galaxy NGC 5908
  106. Observations of Li poor star creates problems for BB nucleosynthesis
  107. Planck finds correlation between quasar luminosity and DM mass
  108. before Oumuamua
  109. 21 Com, a peculiar variable with abundance anomalies
  110. Helium hydride, HeH+ detected in planetary nebula
  111. ECSK gravity and particle physics
  112. AAS: NuSTAR studies SN remnant
  113. SWaB: is QM incompleteness a path to scientific revolution?
  114. Lee Smolin makes the bold claim that QM is wrong!
  115. Symmetry: theorists turn to experiment designs for DM searches
  116. call for public help in gravitational wave analysis
  117. Universe size questions
  118. Another/Better YouTube Video Of The First Image Of A Black Hole
  119. Hubble imagery and M3 results
  120. SWaB: musings on prospects of a scientific revolution
  121. Dimension and Dimensional Reduction in Quantum Gravity
  122. Star formation and material for earth
  123. Researchers observe formation of a magnetar 6.5 billion light years away
  124. SWaB: 10 new lessons from the EHT image
  125. MAXI J1957+032 contains a neutron star
  126. from Nautilus: one link 2 BH articles
  127. Where has the martian methane gone?
  128. New discoveries old data!
  129. While the EHT observed, other wavelengths showed
  130. Quanta: what the EHT image means to a physicist
  131. First Photo Of A Black Hole
  132. brown dwarfs: failed stars or super planets?
  133. physics.org's take on the M87 BH image
  134. SwaB and AAS: M87 BH imagery
  135. NPR: 1st BH image
  136. BH image, will I be disappointed?
  137. Our Experiment: Why does LIGO use Quadruple Pendulums to detect Gravitational Waves?
  138. AAS: Hubble images cosmic horseshoe
  139. AAS: prebiotic nitrogen chemistry in protoplanetary disks
  140. Latest Woit post
  141. SWaB: piles on with BH image anticipation
  142. time reversal violation and the matter-antimatter asymmetry problem
  143. yet more BH image anticipation
  144. ALMA finds gas dynamics in binary protostar system
  145. evidence for planet with 13 Jupiter mass
  146. more BH anticipation
  147. first HiPERCAM results test stellar evolution
  148. more on expectations for the first BH image
  149. AAS: SN, DE and the fate of the universe
  150. SWaB: what is an electron?
  151. cataloguing blazars
  152. rain on the Sun
  153. gravitational waves reveal black holes, DM and particles
  154. SWaB: the fine tuning problem
  155. Sigh. Bad reporting & unethical promotions. Light faster than light? No. Just no.
  156. New technique for observing Exoplanets looks promising
  157. Heavy metal planet fragment survives destruction from dead star
  158. quasi-periodic oscillations in the X-ray binary GX 5-1
  159. Space. The final illusion.
  160. Planet chunk around dead star.
  161. AAS: looking for middle sized BHs
  162. SWaB: precautions on meeting aliens from a different "multiverse"
  163. SWaB: What if it's just us?
  164. first light! Dark Energy Spectroscopic Instrument images M51
  165. lithium in primitive MW star gives clues about Big Bang
  166. molecular outflow from quasar PDS 456
  167. long GRBs as standard candles?
  168. measuring Hubble constant with gravitational waves
  169. radio imagery of the dusty doughnut around Cyg A's SMBH
  170. measurements of stars reflecting light
  171. Subaru scope rules out small BHs as Dark Matter
  172. New MW mass estimate
  173. SWaB: 6 questions on eve of big announcement of EHT
  174. star formation in galaxy nuclei
  175. dwarf AGN investigation
  176. Hubble imagery of M11
  177. More results on galaxies with no dark matter
  178. NASA: Discovery of a Saturn-sized Planet
  179. Carlo Rovelli answers questions from his fans
  180. AAS: observing a double detonation supernova
  181. Finding open clusters in the Magellanic clouds.
  182. Collective Gravity vs Planet 9
  183. Quanta: quantum scarring
  184. SWaB: what was it like when Mars and Venus became uninhabitable for us?
  185. What happened before the big bang.
  186. Gravity instrument images exo-planet.
  187. post BICEP2: many models for inflation fall by the wayside
  188. Big Bang vs Big Bounce: how to test?
  189. Solving the Jupiter puzzle.
  190. call for volunteers: which galaxy is emitting what light?
  191. Xray galactic center visualization 360 degrees
  192. SWaB: why are there no detections of gravitational waves nearby?
  193. SWaB: four missions, choose one
  194. Recommendations for online masters in astrophysics?
  195. 3 DM searches giving 3 different results.
  196. Symmetry: LHCb finds difference in charmed quark - antiquark behavior
  197. SWaB: quantum tunneling doesn't break light speed limit
  198. the MW's X-ray chimneys
  199. AAS: K dwarfs are the "livelier" alternative
  200. ATLAS observes light scattering by light
  201. SWaB: oxygen nearly wiped out life on Earth
  202. Osiris-REX finds Bennu might be self destroying
  203. puzzling extremely dusty galaxy MACS0416_Y1
  204. Fermi finds speeding pulsar (video)
  205. SA: solar jets cause standing waves in Earth's magnetosphere
  206. Undark: a 'new' contender (not string or M theory) for a quantum gravity
  207. AAS: millisecond pulsar in binary system with 38 minute
  208. optimizing habitable zone searches
  209. carbon monoxide as an indicator of life
  210. LOFAR and Hubble image quasar jet with edgy loss
  211. supergiant X ray transient
  212. Ruh roh
  213. What are Tholins?
  214. AAS: mysteriously missing gamma ray halos around AGNs
  215. The high energy Sun GeV-Tev
  216. ALMA images formation of massive binary star
  217. new Einstein cross not a quasar
  218. Earth - Sun composition comparison aims at exoplanet studies
  219. X ray bright galaxy nuclei
  220. SWaB: 5 space events to destroy humanity
  221. What the Bulge orbits?
  222. SWaB: Cosmic redshift, expanding space vs moving galaxies
  223. Using BHs to reach relativistic speeds (and detect aliens)
  224. JPL has a kitchen for cooking hot Jupiter atmospheres
  225. AAS: giant stars near MW's SMBH
  226. tempest in teacup: SDSS J1430+1339
  227. 3-D map of MW's magnetic field
  228. SWaB: This Is Why The Multiverse Must Exist
  229. via Dr H: an illustrated history of BH imaging
  230. ES's VLT images "The Bat" NGC 1788
  231. quiet magnetar turns on
  232. Gaia positions of AGN confused by jets, corrections feasible
  233. strong magnetic fields necessary for life
  234. ALMA sees formation of planets about DM Tauri
  235. SWaB: can the MW be more massive than M31?
  236. Quantum Time Travel?
  237. 83 SMBHs found in early universe
  238. large area solar flares likely source of mm wave radiation
  239. massive runaway star NOT ejected from MW's SMBH
  240. AAS: the reionization epoch
  241. SKA treaty signed.
  242. Experiment suggests reality isn't objective
  243. rings of dust around the Sun
  244. gamma-ray binary PSR B1259–63/LS 2883
  245. Magnetic field impacting Europa's ocean
  246. AAS: imaging nurseries for massive stars
  247. new spin 3 charmonium particle discovered
  248. photo binary stars probed
  249. A UV bright star in M13 shows unusual history
  250. SWaB: Happy Birthday Le Verrier, discoverer of Neptune!