Astronomers say a distant, sunlike star shows signs of a catastrophic planet-on-planet crash that may mirror the ancient impact that formed Earth's moon.

These surprising effects, detected in observations from the James Webb Space Telescope , include a cold spot in Jupiter's ...

Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting ...

When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

There is a category of planet that belongs to no star. It was thrown clear of its solar system early in the chaos of ...

Planets drifting unmoored through interstellar space, with no star to call home, may still have moons that are warm enough to support life, a new study has found. Through a combination of a thick ...

Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created Earth's moon.

Oxygen isotope analysis of lunar soil shows meteorites delivered only a limited amount of water to the Earth–Moon system ...

Liquid water is considered essential for life. Surprisingly, however, stable conditions that are conducive to life could ...

Scientists observe a dramatic collision between two planets, offering insights into the formation of Earth's Moon 4.5 billion years ago.

Hubble Space Telescope images have revealed a second massive collision between planetary bodies orbiting the nearby star ...

Astronomers have witnessed evidence of an extremely violent collision between planets, and it resembles the event in Earth's history that created the moon.