News and Announcements

Monday, February 27, 2017 - 23:46 AAVSO Bulletin 80 for 2017 - Letter to Observers
Wednesday, February 22, 2017 - 18:12 Ultracool Dwarf and the Seven Planets
Tuesday, February 21, 2017 - 14:31 The brightest, furthest pulsar in the universe!
Wednesday, February 15, 2017 - 21:26 1SWASP J162117.36+441254.2 Observing Campaign
Wednesday, February 15, 2017 - 19:30 /content/1swasp-j162117.36+441254.2-observing-campaign
Wednesday, February 15, 2017 - 18:54 Alert Notice 569: Monitoring 1SWASP J162117.36+441254.2 for HST observations
Tuesday, February 14, 2017 - 21:11 January 2017 Solar Bulletin
Tuesday, February 14, 2017 - 16:16 Planet-induced stellar pulsations? "A star pulsing in response to its orbiting planet".
Monday, February 13, 2017 - 19:41 Alert Notice 568: Nova in Scorpius - PNV J16521887-3754189 [V1657 Sco]
Saturday, February 11, 2017 - 01:29 Alert Notice 567: IM Nor monitoring requested for HST COS observations
Friday, February 3, 2017 - 19:12 Observer Awards—2014-2015
Wednesday, February 1, 2017 - 22:16 Witnessing a Quasar turning on!
Wednesday, February 1, 2017 - 20:25 AAVSO Newsletter 71, January 2017, is published
Tuesday, January 31, 2017 - 17:38 'Chameleon' Supernova Challenges Notions About How Stars Evolve
Tuesday, January 31, 2017 - 16:36 AAVSO Alert Notice 566: Beta Pic observations requested for BRITE-Constellation