News and Announcements

Thursday, November 2, 2017 - 16:58 Solar Observing Guide update
Tuesday, October 31, 2017 - 17:54 ‘Monster’ planet discovery challenges formation theory
Tuesday, October 31, 2017 - 17:03 NuSTAR Probes Black Hole Jet Mystery
Tuesday, October 31, 2017 - 15:39 Alert Notice 604: CI Aql observations must be reported by 14:45 UT 2017 November 1
Friday, October 27, 2017 - 19:36 Alert Notice 603: CI Aql HST observation scheduled for November 2
Thursday, October 26, 2017 - 14:24 How the universe creates gold... and other elements
Wednesday, October 25, 2017 - 19:29 Spots on Supergiant Star Drive Spirals in Stellar Wind
Tuesday, October 17, 2017 - 17:02 Neutron star merger connected to gravitational wave detection! A new era begins...
Monday, October 16, 2017 - 18:05 Solar Bulletin - Volume 73, Number 09
Friday, October 13, 2017 - 16:03 Observations of red-giant variable stars by Aboriginal Australians
Tuesday, October 10, 2017 - 19:45 Alert Notice 601: V902 Mon observations needed to support XMM-Newton observation
Thursday, October 5, 2017 - 18:11 Mysterious Dimming of Tabby's Star May Be Caused by Dust
Tuesday, October 3, 2017 - 19:15 Seeing Double: Scientists Find Elusive Giant Black Hole Pairs
Tuesday, October 3, 2017 - 15:12 AAVSO Newsletter 74 online
Sunday, October 1, 2017 - 23:01 Alert Notice 600: Dates for R Aqr Chandra and HST observations