The top news about what's going on in the cosmic neighborhood—from planet nine to the sun, and everything in between.
Latest Solar System Stories
How tiny spacecraft could ‘sail’ to Mars surprisingly quickly
Why astronomers want to put a telescope on the dark side of the moon
Citizen scientists can join a ‘Ring of Fire’ eclipse radio experiment
NASA’s OSIRIS mission delivered asteroid samples to Earth
The best US parks for eclipse chasers to see October’s ‘Ring of Fire’
31 award-winning astronomy photos: From fiery horizons to whimsical auroras
Why a mysterious ninth planet might be lurking beyond Pluto
The newest moon-bound robot will roll around like a tennis ball
You didn’t see a UFO. It was probably one of these things.
India just landed on the moon. Now it’s headed for the sun.
To create a small Mars colony, leave the jerks on Earth
The upcoming ‘blue supermoon’ will be the biggest of the year
What the heck is up with Neptune’s dark spots?
Mini jets of energy could power the sun’s violent winds
India’s successful moon landing makes lunar history
Featured In Solar System
Don’t miss this weekend’s total lunar eclipse
Here’s how to see Leonard’s Comet, the brightest comet all year
China’s Yutu 2 Rover investigated a ‘mysterious hut’ on the moon
The 123,000 MPH Plasma Engine That Could Finally Take Astronauts To Mars
Juno finally got close enough to Jupiter’s Great Red Spot to measure its depth
Curiosity found a new organic molecule on Mars
How to photograph the moon like a pro
Perseverance is cutting perfect circles out of Mars to search for signs of life
Astronomers just mapped the ‘bubble’ that envelopes our planet
Inside NASA’s messy plan to return to the moon by 2024
Your ancestors might have been Martians
There’s an especially big window to catch this week’s eclipse of the Beaver Moon
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