How many Earths could fit inside the planets of our solar system.

You might think of our solar system as fixed and unchanging. But that doesn't take into account the constant discoveries ...

A small, round piece of asteroid Ryugu (sample #91), called “S-lunar,” contains tiny particles (less than 1 mm) that will allow planetary scientists to study the magnetic signature of the early solar ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

What happens when a solar superstorm hits Mars? Thanks to the European Space Agency's Mars orbiters, we now know: glitching ...

Astronomers have confirmed the existence of a potentially habitable exoplanet GJ 887 d near one of the stars closest to the ...

Researchers analyzed 28 Ryugu asteroid samples and found preserved magnetic signals that record early solar system magnetic fields and water-driven alteration on its parent body.

Astronomers produced the most complete map of the center of the Milky Way, which can provide insight into how stars and ...

Thousands of planets have been discovered orbiting distant stars, but only a small fraction appear potentially habitable. Scientists evaluate these worlds based on factors such as size, temperature, ...

The Vera C. Rubin Observatory has started releasing its first discoveries: including supernovae, variable stars and asteroids ...

Samples from Ryugu, a small, near-Earth asteroid, preserve natural remanent magnetization (NRM) from the early history of the solar system. However, despite multiple studies, there is currently no ...

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around ...