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?
Triple Star System Could Be a Stellar Cocktail Shaker for Life
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
It's a bird, it's a plane, it's supermoon! Aside from being bigger and brighter than a regular moon, does a supermoon affect anything on Earth?
By Patrick J. Kiger
Saturn's largest moon Titan is the only other celestial body we know of that has liquid lakes on its surface. NASA has just captured some amazing footage of clouds.
By Christopher Hassiotis Nov 11, 2016
The rings of Saturn, Uranus and Neptune may be remnants of smaller planets destroyed long ago by the gas giants' powerful gravity.
By Patrick J. Kiger Nov 10, 2016
How could Phobos withstand the impact that created such a large crater without simply shattering into pieces? A new mathematical investigation answers that question.
By Patrick J. Kiger Oct 19, 2016
The European Space Agency's Gaia satellite observatory has created a 3-D model of the Milky Way — and beyond! — that charts more than a billion stars.
By Patrick J. Kiger Sep 23, 2016
NASA scientists say solar eruptions could have played a role in creating not only friendly environments, but also the building blocks of life itself.
By Patrick J. Kiger Sep 20, 2016
Illustrator Unearths a Forgotten 19th-century Albanian Alphabet
Flying, On-demand Taxis Are Taking Off
Lightning Deaths in the US Are Way, Way Down