Imagine a massive celestial body colliding with Uranus at high speed; this impact could have 'overturned' Uranus, causing its ...

The sun has become increasingly active since 2008, a new NASA study shows. Solar activity is known to fluctuate in cycles of ...

Though the rings appear solid from afar, they’re actually a dynamic, rotating system of icy debris. One theory suggests they ...

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the ...

On Mars, things are a lot more static. It’s a single-plate planet with incredibly slow mixing. When InSight peered into the ...

Our Solar System is home to many worlds, including protoplanets and dwarf planets. Protoplanets can grow into dwarf planet ...

A new model called StarryStarryProcess lets scientists map star spots with precision, improving how exoplanets are studied. By factoring in both transits and stellar rotation, it provides richer ...

Despite seeming like Earth's twin, Venus is a strange and mysterious place. Scientists haven't known what made it so odd, but that might have just changed.

This quiz will challenge your knowledge of Uranus's strange rotation, chilly atmosphere, and curious collection of moons.

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from. The origin of the differing tilts in the orbits of the ...

The U.S. planetary science community is sounding the alarm about plans to discard a nuclear technology that has powered dozens of NASA missions over the past 50 years But RPS is expensive, costing ...