Solar System

Hours after witnessing the first Earthrise, Jim Lovell told mission control: “The Earth from here is a grand oasis in the big vastness of space.”

Who Took the Legendary Earthrise Photo From Apollo 8?

The mission returned to Earth with one of the most famous images in history

Little Redfish Lake at night with the Sawtooth Mountains in the background.

The U.S. Now Has Its First Dark Sky Reserve

Artists rendering of ‘Oumuamua

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

Kepler has been gazing out at the twinkle of stars since 2009, analyzing the light of hundreds of thousands of stars.

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

The dark, narrow streaks were once thought to be caused by flowing water. But a new study suggests they are just rolling sand.

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

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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

Artist's rendering of 'Oumuamua

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

Artists impression of Ross 128 b

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

A 2015 image from the Hubble space telescope, highlighting some of the oldest galaxies in the universe.

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

A painting of an aurora seen in Japan on September 17, 1770, in the book "Seikai"

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

A triple solar flare recorded in April, 2017

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

Artist's impression of 288P

Hubble Spots Strange Pair of Space Rocks in the Night Sky

The duo, dubbed 288P, may help scientists better understand asteroid evolution

An image from Cassini's first dive through the gap between Saturn and its rings in April.

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

This illustration shows NASA's Cassini Spacecraft above Saturn's northern hemisphere.

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

Under the Sun's surface is a rapidly rotating core with a temperature of 29 million degrees Fahrenheit

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

Auroras on Uranus caused by changes in its magnetosphere

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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