New findings offer clues about the ancient origins of asteroids and their potential role in the formation of terrestrial ...

Jan. 21, 2025 — Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds up to 33,000 km/h, the winds make up the fastest jet ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

A planet-size object that possibly once visited the solar system may have permanently changed our cosmic neighborhood by warping the orbits of the four outer planets, a new study suggests.

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

An object we thought belonged to the most common category of planet in the galaxy has turned out to be something we've never ...

The article humorously imagines how planets would describe themselves if they were dating profiles. Each planet has a unique personality with attribut ...

SPACE (KXAN) — A star flying through the night sky may be the fastest-moving solar system ... our planet In the 2011 study, the team discovered one body was likely a star about 20% the size ...

However, due to its size, Mercury also is the fastest planet in our solar system, orbiting the sun every 88 Earth days. Mercury formed about 4.5 billion years ago from swirling gas and dust.

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...