The Solar System

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.

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Small Towns Brace for Big Eclipse Crowds on Aug. 21

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.

Moon Base Builders Rejoice: More Water in the Moon Likely

All of a sudden that longed-for moon base doesn't seem quite so far-fetched.

What Does a Total Solar Eclipse on Earth Look Like From Space?

Check out this video of what astronauts in space see as the shadow of the moon crosses our planet.

Total Solar Eclipse on Aug. 21, 2017: When, Where and How to See It

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.

Uranus' Magnetosphere Is Pretty Strange

Everyone's favorite ice giant is weird in more ways than one.

Ancient Impacts Blasted Out Giant Sideways Tornadoes, Shaping the Surface of Mars

Brown University researchers have found evidence that in its distant past, Mars experienced 500-mph cyclones that rolled sideways across the planet's surface.

New Juno Data Reveals Jupiter Is Much More Complicated Than Expected

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.

'Steve' Lights Up Night Sky and Puzzles Astronomers

A beautiful ribbon of light in the nighttime sky is generating a lot of talk — and some mystery, too.

Building Sand Castles on Titan Would Be As Awesome As It Sounds

The strange forces at work on Saturn's largest moon would make for some sweet sand castles.

Mars Has a Magnetosphere Problem. Inflatables Could Help

And solving that issue could go a long way toward making our planetary neighbor habitable.

If Your Laptop or Phone Keeps Crashing, Maybe Blame Cosmic Rays

Energized subatomic particles bombarding Earth from outer space can cause the electronics inside laptops, cell phones and other devices to crash.

NASA Announces New Solar System Packed With Seven Planets

Say hello to the newly discovered TRAPPIST-1 system, which is just 39 light-years away and filled with seven Earth-like planets.

Massive Lunar Lava Tubes Could Become Home for Moon Colonists

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.

How Supermoons Work

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?

NASA Captures Mesmerizing Footage of Clouds Drifting Above a Distant World

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.

Ancient Obliteration of Dwarf Planets May Have Created Saturn's Rings

The rings of Saturn, Uranus and Neptune may be remnants of smaller planets destroyed long ago by the gas giants' powerful gravity.

Scientists Figure Out How Martian Moon Phobos Got Its 'Death Star' Crater

How could Phobos withstand the impact that created such a large crater without simply shattering into pieces? A new mathematical investigation answers that question.

The Most Detailed 3-D Sky Map Ever of the Galaxy's 100 Billion Stars

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.

Huge Solar Storms Could Have Kickstarted Life on Earth

NASA scientists say solar eruptions could have played a role in creating not only friendly environments, but also the building blocks of life itself.

Weird Physics: The Closer You Get to the Sun, the Cooler It Gets

The sun's atmosphere is actually hotter than its surface, even though you'd assume the surface is what generates all that heat. How does that work?

Plasma Rain, Plasma Rain: Fascinating New Footage From the Sun's Surface

NASA's solar-observation satellite IRIS spotted an instance of this powerful natural electromagnetic phenomenon, and caught it on video.

A Portion of Your Suntan Comes From Distant Galaxies

Radiation from distant galaxies and even black holes travels light years through the universe to have a tiny but measurable impact on humanity.

If You Think Jupiter Orbits the Sun, You're Mistaken

And if we're going to get technical about it, neither do those of us here on Earth.

Watch: The Sun Obliterate a Doomed Comet

A NASA spacecraft captured footage of a comet hurtling toward the sun. And then it got crazy

May I Go to the Moon, Please?

Heading to the moon? You might want to ask the FAA first.