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 ...

Nearly all of the solar system’s planets are about to file across the night sky in a planetary alignment, and it will be ...

A group of astronomers has found a solar system 116 light-years from Earth that seems to challenge current theories about how ...

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 ...

In the distant reaches of the solar system are many icy objects that resemble snowmen. Now, a new study reveals the simple ...

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.

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 ...