In the Solar System Channel, you can explore the planets and celestial objects around our own sun. Learn about topics such as Mars, Jupiter and the Moon.
Icy Comets Orbiting a Star Like Our Sun Spotted for the First Time
The Hitomi Satellite Briefly Glimpsed the Universe, Then Died — What Happened?
The Monster Star That Refuses to Die: Could Antimatter Be Fueling Its Supernovas?
It's the first interstellar rock we've ever found!
By Ian O'Neill Nov 22, 2017
How galaxies get their shapes and evolve is widely debated.
By Mark Mancini Nov 22, 2017
The annual Leonid meteor shower is back, and peaks the in the early-morning hours of November 17 and 18. It's made up of tiny bits of debris from the comet Tempel-Tuttle.
By Patrick J. Kiger Nov 13, 2017
Why not cylindrical? Or even cube-shaped?
By Mark Mancini Oct 30, 2017
Things are getting a little more interesting out in Pluto's neighborhood.
By Jesslyn Shields Oct 20, 2017
Every autumn, Earth passes through a stream of debris left by Halley's Comet, resulting in nighttime meteor showers in mid-October.
By Patrick J. Kiger Oct 16, 2017
Drop your keys and grab your skis. There's fresh Martian powder out there, as new NASA photos reveal in stunning detail.
By Chris Opfer Aug 28, 2017
On Friday, Sept. 1, a large asteroid named Florence will zip by at a distance of about 4.4 million miles (7 million kilometers) — a tiny distance relative to the entirety of the universe.
By Patrick J. Kiger Aug 25, 2017
You probably have several pairs of eclipse glasses left over from the big total solar eclipse. Don't trash them — recycle, reuse or donate them instead.
By Sarah Gleim Aug 23, 2017
The first total solar eclipse to cross the United States in almost 100 years leaves the country mesmerized.
By Sarah Gleim Aug 22, 2017
After all, it's not just the light that changes when the moon passes in front of the sun.
By Tracy Staedter Aug 7, 2017
And don't worry. Even if NASA misses, we'll be fine.
By Ian O'Neill Aug 3, 2017
Small towns in Idaho, Nebraska and Illinois are trying to figure out how to handle an unknown number of eclipse-trippers. Estimates range from 40,000 to 80,000 visitors.
By Dave Roos Jul 27, 2017
All of a sudden that longed-for moon base doesn't seem quite so far-fetched.
By Ian O'Neill Jul 25, 2017
Check out this video of what astronauts in space see as the shadow of the moon crosses our planet.
By Christopher Hassiotis Jul 25, 2017
The total solar eclipse will be visible across North America on Aug. 21. Here's some information on how to view it safely, and what scientists may learn from it.
By Patrick J. Kiger Jul 17, 2017
Everyone's favorite ice giant is weird in more ways than one.
By Jonathan Strickland Jun 28, 2017
Brown University researchers have found evidence that in its distant past, Mars experienced 500-mph cyclones that rolled sideways across the planet's surface.
By Patrick J. Kiger Jun 26, 2017
New Jupiter information gathered by NASA's Juno space probe is in, and it reveals that the solar system's biggest world has surprising features that may alter our concept of how gas giants work.
By Patrick J. Kiger Jun 7, 2017
A beautiful ribbon of light in the nighttime sky is generating a lot of talk — and some mystery, too.
By Ian O'Neill Apr 26, 2017
The strange forces at work on Saturn's largest moon would make for some sweet sand castles.
By Ian O'Neill Apr 20, 2017
And solving that issue could go a long way toward making our planetary neighbor habitable.
By Jonathan Strickland Mar 8, 2017
Energized subatomic particles bombarding Earth from outer space can cause the electronics inside laptops, cell phones and other devices to crash.
By Patrick J. Kiger Feb 27, 2017
Say hello to the newly discovered TRAPPIST-1 system, which is just 39 light-years away and filled with seven Earth-like planets.
By Jonathan Strickland Feb 22, 2017
Satellites have found evidence of massive underground channels formed by molten rock on the moon. They could be stable enough to house lunar pioneers, a study suggests.
By Patrick J. Kiger Dec 27, 2016
What's the Fastest Way to Thaw a Frozen Turkey?
Ultimate Guide to the Macy's Thanksgiving Day Parade
Could Turkey Trots Get a Whole Nation to Run?