The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

You'll be able to easily see four planets in the February evening sky ... Mercury — passes superior conjunction with the sun on Feb. 9 and enters the evening sky. By Feb. 19, only 9 degrees ...

Astronomers have found two planets around two separate stars that are succumbing to their stars' intense heat.

Welcome to this month’s edition of “What’s up in the sky?” February has a nice lineup of planets and some eye-catching ...

Our sun and its planets arose when the universe was about 9 billion years old, and the oldest known planet developed 1 billion years into the life of the universe. Receive a weekly dose of ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

Section 31? For our answer, we’ll have to dig into decades of behind-the-scenes intrigue and centuries of Star Trek ...

Dec. 9, 2024 — Dust storms on Mars could ... struck Mars 11 million years ago and sent pieces of the red planet hurtling through space. One of these chunks of Mars eventually crashed into ...