Massive, ‘Unprecedented’ Dust Storm Puts Mars Rover at Risk
Engineers have not received any transmissions from the Opportunity rover since Sunday
Jupiter’s Lightning Is More Earth-Like Than We Thought
Juno is providing scientists with new insights into the gas giant’s flashes of light
NASA’s New Exoplanet Travel Bureau Lets You ‘Tour’ Far-Distant Planets In 360 Degrees
Eager space tourists can now visit sunny Kepler-186f, a moon of Kepler-16b or the Earth-like TRAPPIST-1e virtually
Is the Mysterious Planet Nine Just a Swarm of Asteroids?
Researchers investigate alternative explanations for wacky orbits of objects in our solar system
Greening the Future of Outer Space
A team of scientists and policy experts want to develop space sustainably for future generations
Is Pluto Actually a Mash-up of a Billion Comets?
Researchers speculate the beloved dwarf planet could actually be a giant comet
Is This Backwards-Orbiting Asteroid an Interstellar Visitor?
The space rock could have been captured from another star system during the early days of our solar system
200,000 Stars Twinkle in First Test Image From NASA’s Planet-Hunting Satellite
Once its cameras are calibrated, TESS will capture 400 times as much sky as this test image
Venus and Jupiter May Meddle With Earth’s Orbit and Climate
In 405,000-year cycles, the tug of nearby planets causes hotter summers, colder winters and drier droughts on our home planet
New Star Map Could Change Everything We Know About the Milky Way
The map includes 1.7 billion stars and is already revealing new details about star evolution and the formation of our galaxy
Five Things to Know About NASA’s New Planet-Hunting Satellite
TESS will scan the skies in search of the next crop of exoplanets
Diamonds Trapped in Strange Meteorite Came From Solar System’s Earliest Planets
Impurities in the diamonds could only have formed within a planet the size of Mercury or Mars
What’s the Difference Between Moths and Butterflies and More Questions From Our Readers
You asked, we answered
Purple Haze: Alien Atmospheres Recreated In the Lab
By combining various gases with plasma, researchers are learning about the haze around distant planets
Who Was the First First Lady to Adopt a Cause and More Questions From Our Readers
You asked, we answered
Scientists Make Weird Type of Ice Halfway Between Solid and Liquid
The strange form of ice could help explain the odd magnetic fields seen around Uranus and Neptune
Astronomers Spot Signs of Planets Outside the Milky Way
Researchers estimate that more than a trillion planets may lurk beyond our galaxy’s bounds
How Does Foucault’s Pendulum Prove the Earth Rotates?
This elegant scientific demonstration has been delighting everyday people for nearly 200 years
Citizen Scientists Discover an Unusual Five-Planet Solar System
Users looking through data on Exoplanet Explorers flagged four sub-Neptune planets orbiting a distant star called K2-138
Take a Breathtaking Trip Through the Orion Nebula in NASA’s New Video
Combining visible and infrared imagery, the new video takes viewers deep into the star nursery
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