Satellites reflect sunlight, Earthshine, infrared and radio waves.

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

Space astronomy is under threat from ‘megaconstellations’ of satellites, scientists warn - Some satellites will soon have 96% ...

Alfred University is home to the Stull Observatory and its seven independent telescopes, but relatively few students have chosen to take advantage of those resources in the form of a minor in ...

NASA revealed that scientists discovered sugars that are “essential” to life and a “gum-like” substance on the space rock ...

Ground-based optical astronomy primarily relies on nighttime observations due to the Sun's overwhelming brightness obscuring fainter celestial objects. Specialized solar telescopes and space-based ...

A new study reveals how shifting ice shells on icy moons can cause dramatic pressure changes, sometimes enough to boil their hidden oceans. The outer planets of our Solar System are accompanied by ...

The Alumni Association at UC Santa Cruz is proud to present this year’s honorees of the UCSC Alumni Awards. These awards recognize and honor alumni who have demonstrated outstanding professional ...

Recent research challenges the prevailing theory that hot Jupiters (gas giants orbiting close to their stars) form through a disruptive process that prevents the existence of smaller planets in the ...

The asteroid Bennu continues to provide new clues to scientists' biggest questions about the formation of the early solar ...

The natural beauty of Arkansas has been a source of inspiration for two NASA astrophysicists, Jennifer Wiseman and Amber Straughn. They're both back in their home state for the solar eclipse. "I love ...

KEARNEY — A comet streaking across the night sky. The northern lights illuminating a Nebraska landscape. A supermoon rising over the horizon. They’re examples of our fascination with astronomy. At the ...