Scientists studying the interstellar object ‘Oumuamua have proposed that it may be a fragment from a Pluto-like planet beyond ...

It implies or requires that the angrite parent body had to be big, but the question is, where is it now?” CU Boulder ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

Earth receives about 7 percent less light during aphelion than during its closest approach to our star, yet the average ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

A recent study is shedding light on how we handle geomagnetic storms, offering a way to reduce their severity. Solar storms ...

A pair of new studies are looking to define this boundary as NASA’s New Horizons spacecraft hurtles towards it. They have ...

Out of all the planets in the solar system, Earth is held at the highest prominence. It's consistent shift of the tectonic ...

NASA’s James Webb Space Telescope found methane, aerosols, and a tidal heat signature on WD 1856 b — a Jupiter-sized world ...

James Webb found Neptune's moon Nereid has an unusual icy surface, suggesting it formed alongside the planet instead of being captured later.

Planets beyond our solar system can have magnetic fields similar to those closer to home, astronomers said Tuesday after observing extreme winds on scorching worlds known as "hot Jupiters." ...

Celebrating America's 250th birthday, Space.com looks back at what our understanding of space was like in 1776 and what major ...