23 July 2015, 12:28 PM ET
Kepler-452b size is important because it receives 10 percent more energy from its Sun than we do from ours. That mass protects it from experiencing "runaway greenhouse effect and the loss of its water inventory," according to NASA.
20 July 2015, 04:41 PM ET
This spectacular space wallpaper shows the Deep Space Climate Observatory (DSCOVR) satellite's first view of the entire sunlit side of Earth, taken from one million miles away on July 6, 2015.
20 July 2015, 03:00 PM ET
NASA released today (July 20) the first image of the sunlit side of Earth taken by the Deep Space Climate Observatory (DSCOVR) spacecraft from its final science orbit, and the beautiful photo has already made quite an impact.
30 June 2015, 07:30 AM ET
Time will stand still for one second this evening (June 30) as a "leap second" is added to atomic clocks around the world. The extra second is needed to deal with Earth's irregular but gradually slowing rotation.
18 June 2015, 12:41 PM ET
UrtheCast, the Canadian company that runs commercial cameras on the space station, released June 17 the first HD video taken by one of its cameras there.
17 June 2015, 04:02 AM ET
Tropical Storm Bill lurks menacingly near the coast of Texas in a photo taken from space yesterday (June 15).
12 June 2015, 10:53 AM ET
Before a Soyuz space capsule returned NASA astronaut Terry Virts to Earth Thursday (June 11), he took time out in space to photograph the Earth below, capturing spectacular vistas of the Pyramids of Egypt, our home planet at night and what looked to be a
27 April 2015, 01:04 PM ET
Astronauts on the International Space Station have the people of Nepal in their thoughts and prayers after a devastating earthquake killed more than 4,000 people in that country on Saturday (April 25).
22 April 2015, 11:29 AM ET
22 April 2015, 07:13 AM ET
As Earth Day (April 22) reaches its 45th anniversary, NASA has a series of activities planned to celebrate the beauty of our home planet.
16 April 2015, 04:00 PM ET
NASA's Aqua satellite was in a unique position to capture spring's arrival on the East Coast.
07 April 2015, 01:01 PM ET
A new satellite map shows where lightning flashes most often on Earth.
02 April 2015, 05:50 PM ET
Skywatchers around the world can look forward to spotting bright planets throughout April; observers just need to know where to look.
01 April 2015, 11:57 PM ET
The astronauts living and working on the International Space Station are eye to eye with a deadly super typhoon as it heads toward the Philippines.
31 March 2015, 12:45 PM ET
Much is unknown about Pluto, including what its surface features are like and what kind of weather patterns it has, if any.
27 March 2015, 04:20 PM ET
New experiments show that the asteroids that slammed into Earth and the moon more than 4 billion years ago were vaporised into a mist of iron but stayed gravitationally stuck on more massive Earth.
11 March 2015, 05:21 PM ET
NASA's Ron Garan spent over 177 days in space, looking down on the planet in his spare moments. This 'life-changing' experience made him rethink his view of our interconnected world.
09 March 2015, 05:33 PM ET
Astronauts on the International Space Station are about a third of the way through filming scenes for a new IMAX documentary to be released in late spring 2016, the film's director revealed in a new interview.
03 March 2015, 11:24 AM ET
Our civilization—and presumably any civilization with a technological capacity at least as advanced as ours—runs on energy and raw materials.
25 February 2015, 07:00 AM ET
The far side of the moon undergoes phases of light and dark, just like the side facing Earth. A new video featuring images from NASA's Lunar Reconnaissance Orbiter brings those phases to light.
24 February 2015, 05:00 PM ET
Low temperatures, gravity and sunlight would define the experience of living on Ceres, the largest asteroid belt object.
17 February 2015, 04:00 PM ET
Life on Mars would be full of chilly weather, large dust storms and geological sights dwarfing anything on Earth.
13 February 2015, 12:52 AM ET
In a few billion years, the sun will become a red giant so large that it will engulf our planet. But the Earth will become uninhabitable much sooner than that. After about a billion years the sun will become hot enough to boil our oceans.
12 February 2015, 02:00 PM ET
A SpaceX rocket launching the spaceflight company's first mission to deep space came in for a smooth landing in the ocean after the launch Wednesday (Feb. 11), as another piece of the rocket captured an incredible view of Earth from space.
11 February 2015, 07:00 AM ET
The search for life on Mars presents us with many challenges – not the least of which is microbial contamination. How do we ensure that microbes from Earth don't hitchhike all the way to the Red Planet and spread there?
10 February 2015, 03:00 PM ET
With its very low gravity, interesting topographical features and great view of Earth, the moon could be an exciting place to live.
09 February 2015, 02:55 PM ET
A stunning video shows the destruction of a robotic cargo ship re-entering Earth's atmosphere in November after delivering supplies to the International Space Station.
04 February 2015, 12:24 PM ET
This NASA animation flips the Moon’s phases and libration (wobble) to a vantage point beyond the lunar ‘far side’ from which our Earth’s phases can also be seen.
03 February 2015, 12:00 PM ET
With its intense heat, thick air and high pressure, Venus is not an ideal vacation spot.
31 January 2015, 10:40 AM ET
NASA newest Earth-observing mission has just launched to the ultimate height to study the dirt below our feet.
30 January 2015, 12:20 PM ET
Seven thousand year-old rock paintings in the Sahara desert have, somewhat serendipitously, helped uncover evidence of ancient lake beds.
29 January 2015, 09:53 AM ET
The launch of NASA's newest Earth-gazing satellite will have to wait another day due to high winds that made launch too risky Thursday (Jan. 29).
29 January 2015, 06:30 AM ET
NASA is scheduled to launch its next Earth-observing satellite today (Jan. 29) from California, and you can watch the liftoff live online.
28 January 2015, 01:01 PM ET
Have you ever wondered what it would be like to live on Mercury. So did we. Mercury's gravity, temperatures and weather are all very different from Earth's. Here's how.
27 January 2015, 05:47 PM ET
NASA's next Earth-observing satellite is ready to launch Thursday (Jan. 29), and it could vastly improve the way scientists monitor droughts around the world.
16 January 2015, 03:22 PM ET
Global temperatures in 2014 shattered earlier records, making 2014 the hottest year since 1880.