Universe Today
Observing Alert - Delta Aquarid Meteor Shower Peaks This Week
The Little Rover that Could: Opportunity Reaches Odometer Milestone
When Good Meteor Showers Go Bad: Prospects for the 2014 Perseids
Annual Atlanta Star Party Coming Soon!
Carnival Of Space #364
NASA Spacecraft Is Now Buzzing Mercury 62 Miles Above The Surface
How Do Gravitational Slingshots Work?
Balloon Garden: Japanese Artist Flies Bonsai Tree And Plants High Above Earth
A Whole New World: How NASA Helps You 3-D Print The Universe
Cool Infographic Compares the Chemistry of Planetary Atmospheres
Comet Jacques Makes a 'Questionable' Appearance
James Webb Space Telescope's Giant Sunshield Test Unit Unfurled First Time
NASA Preps for Nail-biting Comet Flyby of Mars
Having Fun with the Equation of Time
Watch Live: 'Mars' Crew Emerges From Simulation After 120 Days
Astronaut Spots Violence Over Gaza, Asks What Extraterrestrials Would Think
Video: Warp Into A Star Nursery 3,000 Light Years Away
Mapping Dark Matter 4.5 Billion Light-years Away
To Help Mars Rovers Phone Home, NASA Asks For Ideas To Close Looming Communications Gap
Apollo 11 Splashdown 45 Years Ago on July 24, 1969 Concludes 1st Moon Landing Mission - Gallery
Hubble Finds 3 (Relatively) Dry Exoplanets, Raising Questions About Water Outside The Solar System
Neck Of Rosetta's 'Rubby Duckie' Comet Shows A Bright Ring
Risk Reduction Milestone Tests Move Commercial Dream Chaser Closer to Critical Design Review and First Flight
Ultra-Deep Astrophoto: 75 Hours of the Antenna Galaxies
Split-Personality Pulsar Switches From Radio To Gamma-Rays
Video: A Dizzying, Whirly View Of The Earth From Space!
'Weak' New Meteor Shower Due To Fragile Comet Dust
ESO's La Silla Observatory Reveals Beautiful Star Cluster "Laboratory"
Watch the Falcon 9 Rocket Booster Descend into the Ocean for its "Soft" Landing
Carnival of Space #363
Watch Live As Underwater Astronauts Drill Into The Ocean Floor
Cosmic Fireworks: A Supernova Feast And Google+ Hangout For Chandra's 15th Anniversary
'Lopsided' Ghostly Galactic Halo Has Some Starry Surprises
Threatened Spitzer Telescope Gets NASA Nod For Extension, Subject To Congress Funding
First Exoplanet Discovered Beyond the "Snow Line"
Historic Human Spaceflight Facility at Kennedy Renamed in Honor of Neil Armstrong - 1st Man on the Moon
Once Upon a Time There Was a Spacecraft Called Rosetta...
Astrophoto: Kaleidoscopic View of Mars
Insta-Mars: Crew Wraps Up Mock Mission With Pictures Of Their Hawaiian Adventure
Dwarf Galaxies That Dance? Andromeda Observations Reveal A Larger Cosmic Mystery
What Does The Apollo 11 Moon Landing Site Look Like Today?
Apollo 11 Moon Landing 45 Years Ago on July 20, 1969: Relive the Moment! - With an Image Gallery and Watch the Restored EVA Here
Sparks Fly on Mars as Curiosity Laser Blasts Red Planet Rock - Photos/Video
How Humanity's Next Moon Explorers Could Live In Lunar 'Pits'
'One Small Step' Quote On Apollo 11 Briefly Confused Legendary Broadcaster Cronkite
Astrophoto: Milky Way Rising Above Spectacular Lightning Display
Distant Stellar Atmospheres Shed Light on How Jupiter-like Planets Form
Observing Challenge: 6 White Dwarf Stars to See in Your Backyard Telescope
Rosetta Zooms Toward an Extraordinary Comet
Cargo Ship's Fiery Demise Could Help Predict What Happens When The Space Station Burns Up
