Thousands of enthusiasts, professionals and curious skywatchers will gather this weekend for the world’s largest and most spectacular astronomy and space expo.
A rare long-period comet returns after 170,000 years — here's how to find comet C/2025 R3 (Pan-STARRS) before sunrise this April, with key dates, viewing tips and the best mornings to look.
Gravitational waves may have provided the first tantalizing evidence of tiny primordial black holes born during the Big Bang, which could account for dark matter.
The asteroid is on the European Space Agency's Risk List, but poses no threat to Earth or the moon during the close approach.
Artificial lights at night brightened up planet Earth by 16% from 2014 to 2022, a new study using satellite images has found.
"It is fascinating that an active galactic nucleus can change its brightness so dramatically over such a short period of time."
A dramatic breakup near the sun erased hopes of a bright comet lighting up the evening sky this week.
NASA faces the possibility of steep cuts again as the FY 2027 budget request proposes a 23% reduction in overall funding and a 47% cut to science programs.
This offers us a glimpse of the discovery surge scientists expect to occur once full operations begin.
Astronomers discovered dozens of stellar streams in the Milky Way using Gaia data, offering new clues about galaxy formation and dark matter.
