News and Announcements

Wednesday, May 31, 2017 - 17:57 Alert Notice 158: Supernova in NGC 4411B AND Successful launch of NASA's Extreme Ultraviolet Explorer and detection of first light
Wednesday, May 31, 2017 - 16:33 Alert Notice 157: 1700-43 Probable Nova in Scorpius AND 2027+52 Nova Cygni 1992 AND Data support for satellite observations of cataclysmic variables
Tuesday, May 30, 2017 - 16:13 How do stars fall in a black hole? Is it a bang, a crash or a fizzle?
Saturday, May 27, 2017 - 00:25 Alert Notice 156: 2027+52 Nova Cygni 1992 AND 0807-34 Nova Puppis 1991 AND Updates on Rare Dwarf Novae Outbursts AND Participation in Monitoring Cataclysmic Variables for EUVE Survey
Saturday, May 27, 2017 - 00:23 Alert Notice 155: 2027+52 Nova Cygni 1992 AND 0807-34 Nova Puppis 1991 AND Updates on Rare Dwarf Novae Outbursts AND Participation in Monitoring Cataclysmic Variables for EUVE Survey
Friday, May 26, 2017 - 23:55 Alert Notice 154: Possible Nova in Sagittarius [V4157 Sgr] AND New Request to monitor high-glalactic latitude cataclysmic variables for IUE observing runs
Friday, May 26, 2017 - 23:23 Alert Notice 153: Supernova in NGC 1380 AND Nova Pup 1991 [V351 Pup]
Friday, May 26, 2017 - 22:54 Alert Notice 152: Nova Puppis 1991 [V351 Pup]
Friday, May 26, 2017 - 14:14 History of AAVSO Alert Notices and AAVSO Special Notices
Thursday, May 25, 2017 - 18:32 Massive Dying Star Goes Out With a Whimper Instead of a Bang
Thursday, May 25, 2017 - 15:16 DSLR Observing Manual in French
Wednesday, May 24, 2017 - 18:49 Alert Notice 580: ASASSN-17fp rebrightening event and ongoing monitoring
Wednesday, May 24, 2017 - 17:37 Alert Notice 579: KIC 8462852 optical dipping event
Tuesday, May 23, 2017 - 21:27 Alert Notice 578: Nova in Centaurus - ASASSN-17gk
Wednesday, May 17, 2017 - 15:57 Small telescopes discovered styrofoam-density exoplanet orbiting a bright star