Solar System
Who Took the Legendary Earthrise Photo From Apollo 8?
The mission returned to Earth with one of the most famous images in history
Unusual Interstellar Visitor Could Be Shard of Ice
A new study of ‘Oumuamua suggests it's water ice covered with 20 inches of dry carbon compounds
Shadows of Saturn's Rings Mess With Its Upper Atmosphere
The Cassini probe's final swoops through the rings found that they impact the planet's ionosphere
How AI Found the First Eight-Planet Solar System Beyond Our Own
Google’s neural network sifted through piles of NASA data to find a planet hiding in the spacestacks
What Lurks Below Jupiter’s Great Red Spot?
New results from the Juno spacecraft are helping to unlock the secrets of this centuries-old storm
Mars' Streaks of Flowing Water May Actually Be Sand
Scientists have debated for years if—and how much—water could exist on the Red Planet
Self-Taught Rocket Scientist Will Launch From California This Weekend
Mike Hughes built his homemade rocket in an effort to "prove" the Earth is flat. He also plans to run for governor
The First Interstellar Object Seen Buzzing by Earth Is Pretty Weird
Roughly the size of a football field, the object is roughly 10 times longer than it is wide
Earth-Sized Planet Detected Just 11 Light Years Away
Orbiting the star Ross 128, our new planetary neighbor is thought to be temperate, with days up to a balmy 68 degrees Fahrenheit
Take in the Surreal Beauty of Jupiter in These Incredible New Images
NASA released the raw data earlier this week, allowing the public to process the beautiful images
Astronomers Spot One of the Oldest Galaxies in the Universe
The dusty, star-forming galaxy is 12.8 billion years old
Jupiter's Auroras Are Surprisingly Out of Sync
X-ray bursts from the poles are expected to line up, but the south is regular while the north produces haphazard bursts
Using 18th-Century Writings and Illustrations, Scientists Model an Ancient Magnetic Storm
The vibrant aurora lit up the night sky over the city of Kyoto, Japan, some 250 years ago
Could a Magnetic Shield Protect Earth From Space Weather?
A bad geomagnetic storm would fry the electric grid and cripple civilization for years—a space shield is cheap by comparison
Hubble Spots Strange Pair of Space Rocks in the Night Sky
The duo, dubbed 288P, may help scientists better understand asteroid evolution
What Cassini's Daring Dives Have Taught Us About Saturn
Before the probe's final plunge into Saturn’s atmosphere, here’s a look back at what we’ve learned so far
Celebrate Cassini's Historic Voyage in Eight Incredible Images
After 13 years of exploration, one of NASA's most successful probes will crash into Saturn's atmosphere
The Sun's Core Spins Roughly Four Times Faster Than Its Surface
Satellite data lets scientists peer into the depths of our star, uncovering hints to its formation
Magnetic Field Around Uranus Are a Chaotic Mess
Using data from the Voyager 2 mission, researchers have modeled Uranus's off-kilter magnetosphere
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