Outer Space
Martian Mud Probably Looks Like Lava
Muddy water that drains smoothly on Earth leaves a lumpy trail under Mars-like conditions
A Huge Hunk of Space Debris Fell to Earth
The 20-ton object, part of a Chinese rocket, is one of the largest ever to fall uncontrolled from space
Astronomers Discover the Closest Known Black Hole
The newfound 'invisible' object is only 1,000 light years from home
Christie's Auction House Offers 29-Pound Hunk of Moon for $2.5 Million
The rock crash-landed in the Sahara Desert after a presumed collision chipped it off the lunar surface
How to Watch the National Air and Space Museum's Free Virtual Concert
Catch the musical event, featuring Sting, Death Cab for Cutie front man Ben Gibbard and other artists, on YouTube tonight at 8 p.m. Eastern time
The Forces Behind Venus’ Super-Rotating Atmosphere
Earth’s sister planet spins slowly, but its atmosphere whips around at high speeds
Gorgeous New Map of the Moon Is Most Detailed to Date
The rendering builds on decades of data that dates back to the Apollo missions, which happened some fifty years ago
NASA and Lego Host ‘Build a Planet’ Challenge
The event was part of the company's week of #LetsBuildTogether challenges
This NASA Website Shows What the Hubble Telescope Saw on Your Birthday
The snazzy search is part of the telescope’s 30th anniversary celebration
Astronomers Spy Brightest Supernova Ever Seen
A star 100-times more massive than the sun exploded with 10-times more energy than a normal-sized supernova
Scientists Suggest New Origin Story for 'Oumuamua, Our Solar System’s First Interstellar Visitor
Perhaps the cigar-shaped object is a shard from a shredded planetary body, a computer simulation suggests
Ten Tips From Scientists Who Have Spent Months in Isolation
Find a hobby, for starters, and don't forget the mission, say scientists who have worked at remote research stations
Japan's Experiment to Calculate an Asteroid's Age Was a Smashing Success
The spacecraft Hayabusa2 hurled a four-pound copper ball toward the asteroid's surface at about 4,500 miles an hour to create an artificial crater
Ten Museums You Can Virtually Visit
Museums are closing their doors amid the coronavirus crisis, but many offer digital exhibitions visitors can browse from the comfort of home
I Was Among the Lucky Few to Walk in Space
On July 31, 1971, Al Worden performed the first deep-space extra-vehicular activity. "No one in all of history" saw what he saw that day
Neil Armstrong’s Spacesuit Was Made by a Bra Manufacturer
This wearable spacecraft let humans take one giant leap away from Earth
We’re Better Equipped to Find Extraterrestrial Life Now Than Ever Before
Astronomers have more places to look for signs of intelligent life and more advanced tools to find it
Ten Trends That Will Shape Science in the Decade Ahead
Medicine gets trippy, solar takes over, and humanity—finally, maybe—goes back to the moon
Where Will NASA Explore Next? Here Are the Four Shortlisted Missions
Targets include Venus, Jupiter’s moon Io and Neptune’s moon Triton
The Most Cratered Object in the Asteroid Belt Looks Like a Golf Ball
Pallas's odd orbit sends it crashing through the asteroid belt, colliding with other objects along the way
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