Latest Space Stories
The Pioneer Anomaly, a 30-Year-Old Cosmic Mystery, May Be Resolved At Last
Voyager 1 Arrives at the Outward Reaches of the Solar Wind, Prepares To Enter Interstellar Space
Researchers Find Evidence of Other Universes Lurking in the Cosmic Background
FYI: How Would NASA Rescue An Astronaut Who Floated Away From The International Space Station?
EU-Backed ‘Electric Sail’ Could Be the Fastest Man-Made Device Ever Built
Making Something From Nothing: Researchers Find That Matter Can Be Conjured from a Vacuum
NASA’s Arsenic-Loving Bacteria Don’t Love Arsenic After All, Critics Say
Updated: SpaceX Successfully Launches the First Private Spaceship into Orbit (and Brings It Home Safe)
Video: A 3-D Tour of All the Known Galaxies, In 90 Seconds
NASA Plans to Put Nonprofit Group In Charge Of International Space Station Experiments
NASA’s Newly Discovered Arsenic-Loving Bacteria Are Fascinating, but Not Aliens [Updated + Video]
Newly Discovered Cache of Red Dwarfs Triples the Number of Known Stars in the Universe
Was the Big Bang Preceded by Another Universe (Which Was Preceded by Another Universe)?
Researchers Find First Planet from Another Galaxy
Budget Cuts And Outsourced Training Could Put NASA’s Astronauts At Risk
Astronomers Make Extraordinarily Detailed Map of the Universe’s Dark Matter
A New Greenhouse Could Provide Food and Oxygen To A Lunar Colony
New Web Tool Shows Exact Effects of Potential Asteroid Impacts
The International Space Station Has Been Continuously Inhabited for Ten Years Today
Superhero-Style Spacesuits Could Provide Vital Compression For Astronauts
As the $5 Billion James Webb Telescope Goes, So Goes the Future of Space Science
NASA is Building a ‘Solar Shield’ to Protect Power Grids from Space Weather
Astronomers Use Hubble Data to Predict the Movement of Stars For the Next 10,000 Years
Astrophotographer Grabs a Snapshot of the Darkest Possible Sky
Archive Gallery: PopSci’s Most Fantastic Space Colonies
Hubble Glimpses the Most Distant Object Ever Seen, A Galaxy 13 Billion Light Years Away
Fermilab is Building a ‘Holometer’ to Determine Once and For All Whether Reality Is Just an Illusion
A Prototype Greenhouse Demonstrates the Future of Farming on the Moon
In Case of Asteroid Threat, Deploy Tug-Sats and Heavy Rockets, Apollo Astronaut Says
New Theories Test Our Understanding of Nature’s Most Elemental Force
Instant Expert: What Interstellar Dust Can Tell Us
Smog on Titan Moon May Hold Ingredients For Life, New Study Says
Goodbye and Thanks to WMAP, the Satellite That Mapped the History of the Universe
As the WISE Infrared Survey Warms Up to a New Role, We Look At Its Successes
Chinese Space Debris Rains Down on Chinese Villages
China Launches Rocket to the Moon, Its Second Ever
Odds of Alien Life on Newly Spotted Exoplanet Are “100 Percent” Says Its Discoverer
First Beer Brewed For Drinking in Space Will Undergo Testing in Low-Gravity Pub
New Space Telescope Relies on Never-Before-Manufactured Material; No Problem, Says NASA
1.4-Gigapixel Telescope Spots Its First Dangerous Asteroid, Hurtling Toward Earth
Former Air Force Officers Claim UFOs Visited Bases, Tampered With Nukes
Long Theorized, Hawking Radiation Has Now Been Observed For The First Time
Boeing Will Launch Space Tourism Business, Lifting Off in 2015
The Worst Part of Going to Space? Your Fingernails Come Off
NASA’s Next-Gen Spacelaunch System Could Launch Scramjets from a Massive Railgun
First Mars Landers Might Have Found Organic Material In 1976, and Destroyed It By Accident
Future Mars Colonists Could Learn To Terraform By Studying Darwin’s Methods
What Created This Smooth, 200-Mile-Long Trench On Mars?
Mysteriously, Solar Activity Found to Influence Behavior of Radioactive Materials On Earth
Big Bear Solar Observatory Snaps the Most Detailed Pic of a Sunspot Ever
Earth Bacteria Survive a 553-Day Space Exposure on the Exterior of the ISS
Hubble Shoots a Spooky Snapshot of a Faraway Haunted Nebula
NASA Testing Liquid-Lens Adjustable-Strength Glasses For Use In Space
Best Jobs In Science: NASA Concept Illustrators Turn Raw Data Into Art
NASA Launches Unprecedented Drone Mission to Study the Mysteries of Hurricane Formation
A Section of the International Space Station Could Be Recycled into Crew Quarters for Asteroid Mission
In an Astronomical First, Scientists Capture 3-D View of Exploding Star
IKAROS Solar-Sail Craft Successfully Steers With Strategically Placed LCDs, Using No Propellant
Last Shuttle Mission Will Test 3-D Video Docking System For Shuttle’s Replacement (+Video)
Levitating Satellites into Odd Orbits Can Make More Room in Space
Are We Living Inside a Black Hole?
Hubble Spots Hypervelocity Star Speeding From the Milky Way’s Center at 1.6 Million MPH
New Redshift-Scanning Technique Could Create Map of the Universe with 500 Times More Detail
How Close Could a Person Get to the Sun and Survive?