Two meteorites found in the Sahara in 2023 might be from Mercury, a study suggests, but doubts remain due to how little is ...

Watch the ESA/JAXA BepiColombo mission flyby the closest planet to the sun in this set of images captured. It was the 3rd ...

As the closest planet to the Sun, Mercury is exposed to the star's enormous gravitational field. And it's really stressful.

Macquarie University astronomers have tracked an extreme planet's orbital decay, confirming it is spiraling toward its star in a cosmic death dance that could end in three possible ways.

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

A young planet named HIP 67522 causes violent eruptions on its star, dramatically accelerating the loss of its own atmosphere ...

Discover the wonders of space with Celestia, the free simulator that brings the cosmos to life. Explore over 100,000 stars, ...

It orbits five times closer to its star than our solar system's innermost planet Mercury orbits ... observations by two space ...