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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Say hello to the newly discovered TRAPPIST-1 system, which is just 39 light-years away and filled with seven Earth-like planets.
The rings of Saturn, Uranus and Neptune may be remnants of smaller planets destroyed long ago by the gas giants' powerful gravity.
And solving that issue could go a long way toward making our planetary neighbor habitable.
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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?
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.
The space telescope's ultraviolet observations come days before the Juno space probe will arrive to orbit the gas giant's polar regions.
The Mars solar conjunction occurs every two years and forces NASA to stop communicating with assets on the Red Planet. So what's the deal?
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Early dark energy, a form of dark energy that may have existed a few hundred thousand years after the big bang, could help clarify the universe's rate of expansion. But its existence hasn't been proven.
What if your job were to protect life in the galaxy at all costs? That's exactly what the folks manning NASA's Planetary Protection office do, and bunny suits are just the beginning.
One tragic, moonless night in April 1912, the Titanic slid into the depths of the North Atlantic Ocean -- for good. A crew of Texas State academics suggested that Earth's favorite satellite may have some explaining to do.
A lunar land rush is the most likely thing in the world (or, rather, out of it). As private companies gaze spaceward with dollar signs in their eyes, it's time to start settling some questions about space ownership, use and management.
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And this month's buck moon is extra-special because it is a supermoon!