Page 22 - Astronomical Objects News Today

A newly discovered asteroid up to 310 feet wide will hurtle between Earth and the moon this weekend at a speed of about 17,000 miles per.

A relict glacier in a surprisingly warm part of the planet could have implications for habitability.

Earth's "evil twin" turned out to be very different from our own planet.

An icy space rock will shine brighter than the recent Green Comet—if it survives a close encounter with the Sun.

Step outside tonight and you'll see a stunning conjunction of the planets.

MARS—Heralding it as the culmination of years of hard work, conservationists touted their successful restoration efforts Friday after a pair of dolphins were spotted on Mars for the first time since 1973. “It’s incredibly heartening to see the long-endangered Baiji dolphin back on the Martian surface for the…

The seventh planet from the Sun is as mysterious as it is elusive, prompting astronomers to press for the first dedicated mission to the ice giant.

Quaoar, a dwarf planet, has a ring system twice as far out as previously thought possible.

An animated time-lapse reveals orbiting exoplanets in a distant star system.

A Mars satellite snapped this uncanny image of a rock formation.