Look for them around 10 p.m. local daylight time, roughly one-quarter up in the western sky. In addition to their closeness ...

Earth is perfectly safe from a menacing asteroid known as 2024 YR4 that is big enough to level a city, but the moon? Not so ...

Observations from the James Webb Space Telescope reveal that asteroid 2024 YR4, initially a potential threat to Earth, now ...

Earth’s companion has allowed astronomers to define lunar cycles, navigate without technology, and understand celestial ...

Astrophotographer Greg Meyer has captured a colorful view of the famous Trifid and Lagoon nebulas illuminated from within by ...

With the ability to scan the entire southern night sky every three days, the huge Vera C. Rubin Observatory could be about to ...

For nearly three decades he has created mesmerizing planetarium shows at the American Museum of Natural History. But other ...

Leo sees action as both Mars and Comet Schwassmann-Wachmann 1 move through; plus, spot galaxies and noctilucent clouds in the sky this week.

The James Webb Space Telescope has observed two large planets at different stages of infancy - one with an atmosphere ...

Mizar, a star in the Big Dipper's handle, has a tiny companion. This star, Alcor, was known to the ancients. The pair was ...