Outer Space
How Daily Images of the Entire Earth Will Change the Way We Look At It
With more satellites than any other company, Planet Labs gives environmental researchers daily data
Are Fast Radio Bursts from Alien Spacecraft? It's Unlikely, but Possible
A new paper raises the (distant) possibility that the unusual high-energy bursts from the cosmos are from intergalactic ships
Next-Gen Lightning Tracker Photographs Storms From Space in Stunning Detail
Part of the GOES-16 weather satellite, the geosynchronous imager promises to improve storm detection and reveal the secrets of thunderbolts
When it Comes to Predicting Solar Storms, Space May Not Be the Place
A new study shows that earth-based observations can get warnings out sooner
Happy Birthday to the First Woman in Space
She spent almost three days in space on her first flight
NASA Spacecraft Has Close Call With One of Mars’ Moons
Left unattended, MAVEN and Phobos could have collided
NASA Wants the Public to Log In to Help Find Planet 9
Citizen scientists can examine photos to help discover a new planet, which recent evidence suggests is hiding at the edge of the solar system
The 17th-Century Lady Astronomer Who Took Measure of the Stars
Astronomer Maria Cunitz might not be such an anomaly, were other women given the same educational opportunities
When Humans Begin Colonizing Other Planets, Who Should Be in Charge?
The biggest threat humans pose to other worlds is what we don’t know—or what we think we know, but don’t
What's Really Changed—and What Hasn’t—About Getting Humans to the Moon
NASA’s Orion will combine vintage tech with massive advances in computing power and electronics we've made since 1972
Why Is Pennsylvania Ave D.C.'s Main Thoroughfare and More Questions From Our Readers
Your questions answered by our experts
Fifteen Perfect Spots to Watch the Total Solar Eclipse as it Crosses the U.S. This Summer
One of the most exciting astronomical event in U.S. history is happening in August
Scientists Spot Seven Earth-Sized Planets Orbiting a Nearby Star
This newly discovered solar system presents the best opportunity yet to study potentially habitable worlds, NASA scientists report
Check Out NASA's Three Options for the 2020 Mars Rover Landing
Scientists have narrowed down potential sites for the next rover to set wheel on the red planet
How Astrophysicists Found a Black Hole Where No One Else Could
A new method could help scientists peer inside universe's densest star clusters to find undiscovered black holes
Mutiny in Space: Why These Skylab Astronauts Never Flew Again
In 1973, it was the longest space mission — 84 days in the stars. But at some point the astronauts just got fed up
Blazing Green Meteor Lights Up Midwest Skies
Early Monday morning, the fireball buzzed Wisconsin before breaking up over Lake Michigan
A Martian Volcano May Have Continuously Erupted for Billions of Years
A space rock found in Northwest Africa provides new clues to volcanic activity on Mars
NASA Releases Spectacular New Snapshots of Saturn’s Rings
Millions of moonlets appear to be tucked inside the debris that famously circles the planet
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