News and Announcements

Friday, March 9, 2018 - 21:00 Solar Observing Guide in Italian
Tuesday, March 6, 2018 - 19:48 Alert Notice 619: Nova Ophiuchi 2018 = PNV J17244011-2421463
Monday, March 5, 2018 - 21:38 Alert Notice 618: Monitoring SDSS J153817.35+512338.0 for HST observations
Monday, March 5, 2018 - 18:00 Alert Notice 617: Multiwavelength observations of YZ Cnc, SU UMa, and CR Boo outbursts
Monday, March 5, 2018 - 15:04 Giant Bubbles on Red Giant Star’s Surface
Thursday, March 1, 2018 - 17:21 AAVSO observers capture rare microlensing event with an Earth-like planet
Tuesday, February 27, 2018 - 21:49 AAVSO Bulletin 81 for 2018 published
Tuesday, February 27, 2018 - 14:18 Powerful Flare from Star Proxima Centauri Detected with ALMA
Monday, February 26, 2018 - 19:47 AAVSO Bulletin 81 for 2018 - Stars with Double Maxima
Monday, February 26, 2018 - 19:43 AAVSO Bulletin 81 for 2018 - How to Use the Bulletin
Monday, February 26, 2018 - 19:31 AAVSO Bulletin 81 for 2018 - Introduction
Monday, February 26, 2018 - 19:28 AAVSO Bulletin 81 for 2018 - Letter to Observers
Monday, February 26, 2018 - 19:23 AAVSO Bulletin 81 for 2018
Thursday, February 22, 2018 - 14:06 Amateur astronomer captures rare first light from massive exploding star
Wednesday, February 21, 2018 - 22:01 Solar Observing Guide in Spanish