Home
News
Spaceflight
Science & Astronomy
Search for Life
Skywatching
Tech
Topics
Images
Video
Entertainment
Shop
NASA Sees Giant Solar Wave Erupt from the Sun (Video)
The video by NASA's Solar Dynamics Observatory reveals a colossal plasma wave on the sun.
Read More »
Russian Space Junk Almost Destroys NASA Telescope in Orbit
NASA's $690 million Fermi Space Telescope narrowly a head-on crash with a dead Russian satellite ...
Read More »
Quantum Mechanics Trick May Detect Invisible Gravity Waves
Physicists have hunted for predicted gravitational waves without luck so far.
Read More »
Whoa! Stargazer Reins In Beautiful Horsehead Nebula (Photo)
Photographer Terry Hancock of Fremont, Mich., captured this stunning view of the Horsehead Nebula...
Read More »
Image of the Day
A new view of the Horsehead Nebula shows it in celestial context.
Read More »
'Adopt-an-Alien Planet' Campaign Launches Today
The effort aims to start giving popular names to the hundreds of planets known beyond our solar s...
Read More »
1
2
3
4
5
6
Stop
TOP STORIES
Mars Rover Opportunity Back in Action After Glitch
Astronomer Sleuths Solve Civil War Mystery of 'Stonewall' J...
Paper-Folding Trick May Help Tiny Satellites Use Sails in S...
NASA's Planet-Hunting Kepler Spacecraft Faces Serious Healt...
Meteor Shower and Eclipses of Sun and Moon to Grace May Sky
IMAGE ALBUMS
Astronomy Detectives Solve Civil War Mystery (Photos)
Osiris-Rex: NASA's Asteroid Sample-Return Mission i...
The Search for Gravity Waves Illustrated (Gallery)
Look Up! Stargazing Events for May 2013 (Sky Maps)
IMAGE OF THE DAY
Horse in the Sky
TOPICS
Earth, Our Home Planet
COUNTDOWNS
Vote Now! Best Space Stories of the Week - April 28, 2013
INFOGRAPHICS
How the Hubble Space Telescope Works (Infographic)
WALLPAPERS
Asteroid Retriever | Space Wallpaper
Human Spaceflight
Canada Launches Space Robot-Themed $5 Bill with...
Canadian Space Agency astronaut Chris Hadfield helped Canada launch a new $5 bill from orbit.
Read More »
NASA to Pay $70 Million a Seat to Fly Astronauts on Russian Spacecraft
Space Shuttle Enterprise's New Home Takes Shape at NYC Museum
X-15 Rocket Plane & Crew Had the Right Stuff
Private Spaceflight
Virgin Galactic's SpaceShipTwo Rocket Test Hera...
Virgin Galactic's first SpaceShipTwo customers could be flying by the end of the year.
Read More »
Ticket Price for Private Spaceflights on Virgin Galactic's SpaceShipTwo Going Up
Sir Richard Branson & SpaceShipTwo: Virgin Galactic's Billionaire Founder Speaks Out
Virgin Galactic's Big SpaceShipTwo Rocket Test: Reactions & Celebrations
Science & Astronomy
9-Year-Old Names Asteroid 'Bennu' for NASA Mission
Asteroid (101955) 1999 RQ36 received the new moniker in a student naming contest.
Read More »
How Mars and Jupiter Formed from Space Rock Crashes
Stunning Mars Panoramas Capture Curiosity Rover at Work (Photos)
World's Largest Infrared Space Telescope Shuts Down Forever
Search For Life
Search Is On for 'Eyeball Earth' Alien Planets
The half-frozen, half-oceanic worlds might be good places to look for alien life.
Read More »
Life on Mars? Finding It May Require Humans on Red Planet
Private Mars Colony Won't Seek Life on Red Planet
It's Time for Next Phase in Search for Alien Life, Scientists Say
Skywatching
Comet of the Century: How to See Comet ISON Liv...
The Slooh Space Camera will broadcast live views of Comet ISON in a webcast today (April 30).
Read More »
Seeing Double: Stargazer Snaps Comet Illusion (Photo)
Saturn Is Closest to Earth on Sunday: See It Live Online
Look Up! Spot a 'Celestial Zoo' in the Night Sky
Tech
Chinese Rocket Launches Four Satellites into Space
The Long March rocket's primary payload was a high-resolution Chinese Earth-observation satellite.
Read More »
Russia Lofts Navigation Satellite in Third Launch of Last Week
Space History Photo: Pathfinder Being Prepared for Flight
Private Asteroid-Mining Project Launching Tiny Satellites in 2014
Reference
What is Dark Matter?
Dark matter emits no light, and cannot be directly observed, but scientists think that it and dark energy make up most of the mass of the universe.
Read More »
What is Da...
Dark energy is a mysterious quantity that makes up, along with...
Read More »
Night Sky:...
Stuff in the sky that you can easily see this month.
Read More »
Royal Obse...
The world's time zones and hemispheres are divided into east a...
Read More »
What is a ...
A wormhole is a theoretical passage through space-time that co...
Read More »
SpaceShipT...
SpaceShipTwo is expected to take paying customers into space a...
Read More »
VIDEO
Solar-Gasm! Intense Eruption on Sun's Far Side ...
An active region over the eastern limb of the Sun exploded plasma into Space. It was not directed towards us, but that active region is moving towards the Earth-facing side of the Sun. NASA's Solar Dynamics ...
Play Video
Near Miss - Dead Russian Spy Sat...
A cold war era satellite (Kosmos 1805) and NASA...
Play Video
Enormous Galactic Halo Seen Arou...
The Chandra X-ray Telescope has spied a gas clo...
Play Video
Spectacular Spitfire Can't Escap...
A C3.0-class solar flare erupted from the Sun o...
Play Video
Moon Is Your Guide For May 2013 ...
Luna will be between the feet of the Gemini Twi...
Play Video
SpaceShipTwo's First Powered Fli...
Virgin Galactic's Sir Richard Branson and Georg...
Play Video
SpaceShipTwo Rises On A Tail Of ...
Virgin Galactic's suborbital vehicle makes its ...
Play Video
Astronauts Drink Urine and Other...
ISS commander Chris Hadfield explains how astro...
Play Video
China Launches High-Res Earth Ob...
China launches its first high-resolution earth-...
Play Video
Star Trek TNG Bridge Restoration...
The original Enterprise-D's bridge was blown up...
Play Video
FACEBOOK ACTIVITY
TWITTER ACTIVITY
Follow us