The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

A MYSTERIOUS cosmic object has been spotted zooming through our solar system – and astronomers say it is only the third of ...

Our solar system is a pretty wild place, full of amazing stuff. From the giant Sun to the tiny rocks floating around, there’s ...

Nearly 400 years ago, Galileo looked at the Pleiades star cluster through his telescope and noticed that the seven or so ...

The Oort cloud has sent its biggest comet yet towards the inner solar system, and it is travelling at an insane speed, ...

NASA's Cassini spacecraft flew by Venus while making its way to Saturn. Taking advantage Venus's gravity, Cassini gained ...

Astronomers have long been intrigued by the makeup of the asteroid belt’s largest body. When it was first spotted in 1801, Ceres appeared dry and rocky, its surface marked by craters and dents.

“Understanding the asteroid belt is really looking into the past, into the formation of the solar system, and into all the dynamics that happened at that time,” said Peter Jenniskens, coauthor ...

The asteroid Donaldjohanson as seen by the Lucy Long-Range Reconnaissance Imager. This is one of the most detailed images returned by NASA’s Lucy spacecraft during its April 20 flyby.

NASA's Lucy spacecraft gets up-close look of strange peanut-shaped asteroid: See images Donaldjohanson is likely a fragment from a collision 150 million years ago, making it one of the youngest in ...