It's possible for our solar system to capture a rogue planet and give it a home as it hurtles through the galaxy, according ...

"Culture Quest explores the world of pop culture, history and thought-provoking ideas! We dive deep into the stories, ...

Venus will pass to the north of the much-fainter bluish star Regulus (in Leo, the Lion) on the morning of Sept. 19; the planet and star will appear low in the east-northeast predawn sky, separated by ...

One possibility is that there is a Planet Nine but not the canonical one; instead it’s something considerably punier—Mars-size—and it sits elsewhere on the solar system’s outermost boundary.

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.

Astronomers posed over the past decade that dark comets, or objects that resemble asteroids but move like comets, may exist.

A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There will be six planets visible this time around, including Venus, Mars ...

19, 2024 — Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar ...

The solar system is approximately 4.6 billion years old. Astronomers believe that roughly 100 million years into its existence, the planets first began to form in a rotating, flat cloud of gas ...

Mars is on the cusp of becoming bigger and brighter than at any point since 2022 as it comes into alignment with Earth and ...