Did you know our solar system might have had an extra planet? Scientists believe a mysterious ninth planet once existed but ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

Astronomy fans got to see a planetary alignment in mid-April featuring Venus, Saturn, Mercury and Neptune. Stargazers will ...

While asteroids are more easily discovered with optical telescopes, radar images shine when it comes to details.

A team of planetary scientists has developed a promising new way to peer beneath the dusty surface of Mars and other ...

An international planet hunt spearheaded by Monash University researchers has discovered evidence of five new baby planets, ...

Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

Precious moon samples brought back to Earth by China's Chang'e 5 mission in 2020 have finally been shared with international ...

In this episode, Astronomy magazine Editor Dave Eicher invites you to head out and observe a planetary nebula in the ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

The curious minds at What If explore what it would mean for life on Earth if every planet in our solar system were habitable.

A small planetary alignment is on the horizon It will take place near the end of May A crescent moon will be wedged between Venus to the south and Saturn to the north Astronomy fans got to see a ...