LATEST NEWS
Astronomers Catch Gravitational Waves from Colliding Neutron Stars
Spacetime ripples from neutron star smash-up usher in age of multi-messenger astronomy. Read more…
Aboriginal Australians Observed Red Giant Stars’ Variability
New interpretations of oral accounts by Aboriginal Australians show that they included references to the variability of red giants Antares, Betelgeuse, and Aldebaran. Read more…
Seeing the Far Side of the Milky Way
The detection of a star-forming region 66,500 light-years from Earth, on the other side of our galaxy’s center, lends weight to the existence of an extended arm of the Milky Way. Read more…
Surprising Science from Cassini’s Grand Finale
You’d think scientists would have Saturn all figured out after watching it up close for 13 years. They don’t. Read more…
New High-End Search for Lunar Impacts
A professional observatory in Greece has begun recording flashes created when bits of interplanetary debris strike the Moon.. Read more…
OBSERVING HIGHLIGHTS
This Week’s Sky at a Glance, October 20 – 28
Learn what’s in the sky this week. The modest Orionid shower peaks this weekend – wishing clear skies for you all. Read more…
Orionid Meteors Max Out Sunday, Zodiacal Light Returns
See what cosmic dust can do! Head outside this weekend for the peak of the Orionid meteor shower and an eyeful of zodiacal light. Read more…
Tour October’s Sky: Saturn in the Southwest
October’s astronomy podcast helps you track down Saturn after sunset and offers a peek at what’s in view before dawn. Read more…
COMMUNITY
Celestial Harvest Showpiece Roster
Download a handy list of 300 of the best deep-sky objects to explore with telescopes from 2- to 14-inches in aperture. Read more…