30 April 2012, 03:58 PM ET
From 2000 to 2010, NASA’s Terra satellite measured a 1% drop in cloud height. This could be a naturally occurring defense against global warming. But the study’s period is too short to know for sure. Brit Trogen explains what's next.
26 April 2012, 10:21 AM ET
India's radar surveillance satellite Risat 1 is designed to meet national security needs.
24 April 2012, 01:29 PM ET
Ireland and the UK glow beneath the sunrise and the Aurora Borealis in this space wallpaper from the International Space Station.
21 April 2012, 01:43 PM ET
Show how you think NASA science has changed how we look at our home.
20 April 2012, 01:06 PM ET
Satellites see greening of trees.
17 April 2012, 02:52 PM ET
Astronaut image shows glow of Russian capital at night.
04 April 2012, 07:00 AM ET
A rotating cast of temporary minimoons join the iconic body beloved by poets and romantics.
03 April 2012, 11:41 AM ET
The photo shows the southern lights and New Zealand below two Russian spaceships.
30 March 2012, 10:09 AM ET
Dutch astronaut André Kuipers is taking Earth Hour into space.
26 March 2012, 10:51 AM ET
Crater was photographed by an astronaut on the International Space Station.
26 March 2012, 08:09 AM ET
When the Full Moon coincides with its closest approach to Earth, we get a "Supermoon' also known as the Perigee Full Moon. The full Moon appeared about 14% larger and 30% brighter than others on May 5, 2012.
21 March 2012, 09:30 AM ET
The solar system's innermost planet continues to confound and intrigue scientists.
16 March 2012, 05:57 PM ET
Ireland's mild climate makes it lush with vegetation.
16 March 2012, 09:03 AM ET
During its slow fly-by of Jupiter, NASA's Cassini spacecraft captured imagery of wave motion in the fast-moving jet streams that are a signature of the gas giant.
15 March 2012, 09:49 AM ET
NASA's Aqua satellite spotted this unusual cloud pattern.
12 March 2012, 01:06 PM ET
Seafloor features were known to amp up waves near coasts, but also affect them out at sea.
06 March 2012, 07:00 AM ET
The eruptions are caused by discontinuities in the solar wind.
05 March 2012, 03:15 PM ET
As the solar wind flows around Venus, it creates similar space weather effects as it does near Earth.
01 March 2012, 02:01 PM ET
Our planet's history is more complicated than once thought.
01 March 2012, 11:48 AM ET
The Italian peninsula can clearly be seen in this gorgeous night view.
29 February 2012, 09:48 AM ET
Europe's Very Large Telescope captured this time-lapsed imagery of the crescent Moon illuminated by the phenomenon called earthshine. Sunlight bouncing off the Earth in the direction of the moon creates this surreal view.
27 February 2012, 11:38 AM ET
Several large metropolitan cities along the U.S. East Coast are easily recognizable.
23 February 2012, 02:39 PM ET
On February 13th, 2012, NASA's All-Sky camera in Georgia captured this meteor burning up in the night sky. There have multiple sighting of these slow moving space rocks this month, some of which made it as far as 31 miles above the Earth's surface.
14 February 2012, 01:44 PM ET
The sun may have started out 2 to 5 percent more massive than it is now.
09 February 2012, 04:43 PM ET
Russian scientists have drilled 13,000 feet below Antarctica to the Lake Vostok, sealed off to the world for at least 14 million years, and if life can be found there, it may be possible in similar conditions on Europa and Enceladus.
03 February 2012, 12:11 PM ET
NASA's Suomi NPP satellite is snapping amazing views of Earth from space, but there's a secret to the photos.
02 February 2012, 08:00 PM ET
The view of our planet from orbit can't be beat.
30 January 2012, 02:03 PM ET
Space station astronauts caught this stunning panoramic view of nighttime in Europe.
28 January 2012, 04:48 AM ET
Spectacular space images filled the last week of January, including one stunning photo from NASA's newest Earth-watching satellite and a brilliant image of a shooting star soaring over castle ruins.
25 January 2012, 02:36 PM ET
A 'Blue Marble' image of the Earth taken from the VIIRS instrument aboard NASA's most recently launched Earth-observing satellite - Suomi NPP in this amazing space wallpaper.
25 January 2012, 02:13 PM ET
NASA's newest Earth-observing satellite has sent back a stunning image of our home planet.
20 January 2012, 11:44 AM ET
On January 19th, 2012, the Sun produced an M3-class solar flare and the ensuing coronal mass ejection was pointed towards Earth. Fierce geomagnetic storms are possible when it reaches the planet on January 21st.
19 January 2012, 04:07 PM ET
While flying over a stormy Africa, astronauts aboard the International Space Station captured stunning imagery of the Milky Way and the comet that lived.
18 January 2012, 11:23 AM ET
The image taken by a DigitalGlobe satellite shows the vast cruise ship as it appears from space.
18 January 2012, 09:31 AM ET
The tilt of the Earth's axis and it's variation in speed causes the graceful pattern.
17 January 2012, 12:03 PM ET
Such blooms are common in the southern oceans during spring and summer.