For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

Davis Astronomy Club invites everyone on the evening of Saturday, Jan. 25, for a free viewing of the rare alignment of six ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

An unusual looking 33-foot-long object discovered orbiting Earth last year may have come from a surprising place.

Flickering coronal "loops" on the Sun are warning signs of a coming solar eruption, paving the way for better space weather ...

In 2025, there will be two partial solar eclipses. A partial solar eclipse occurs when the moon moves between the sun and ...

Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...

New observations suggest that Comet C/2024 G3 (ATLAS), which recently became visible to the naked eye, might be breaking ...

This comet, named ATLAS after the Asteroid Terrestrial-impact Last Alert System that discovered it, reached an extraordinary ...

Earlier this month, the Minor Planet Center announced the discovery of an unusual asteroid close to Earth. Turns out, it was ...

The Moon meets the Red Planet’s rival in Scorpius, skims close to Saturn, and reaches New phase in the sky this week.