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Updated: 23 hours 27 min ago

Planet or Dwarf Planet: All Worlds are Worth Investigating

25 March, 2017 - 11:30
Pluto's status as a "dwarf planet" is once again stirring debate. This comes as some planetary scientists are trying to have Pluto reclassified as a planet – a wish that's not likely to come true.

Air Force's Mysterious X-37B Space Plane Breaks Orbital Record

25 March, 2017 - 11:30
The current mission of the U.S. Air Force's robotic X-37B space plane is now the longest in the clandestine program's history.

Planet Again? Pluto, Most Moons Count Under Proposed Definition

25 March, 2017 - 11:30
A group of planetary scientists is making the case for a new definition of a planet; this one would include Pluto and most moons. Here's why these researchers think the new definition is better.

3 Cool Ways to Protect Your Eyes During the Total Solar Eclipse

25 March, 2017 - 11:30
Never look directly at the sun, even during a total solar eclipse, like the one that will occur on Aug. 21. Instead, use these tips for how to safely observe the cosmic event.

Crumbling Comet? The Great Debate About Whether Rosetta Rock 67P is Breaking Apart

25 March, 2017 - 11:30
It is almost six months since the Rosetta spacecraft completed its operations at comet 67P/Churyumov-Gerasimanko. The landing may have marked the end of data collection from the comet – but not the end of news about 67P.

Alien from 'Life' Invades Space.com! (And I Live to Talk About It)

24 March, 2017 - 17:20
The new science-fiction thriller "Life" focuses on the discovery of alien life from Mars that might not be so nice, so what's in this box the folks behind the movie sent Space.com?

Europe's Jupiter Explorer Mission Moves to Prototype Production

24 March, 2017 - 16:04
The European Space Agency completed the preliminary design review for the Jupiter Icy Moon Explorer, giving a go-ahead to prime contractor Airbus and its partners to start building a prototype spacecraft to test systems for the mission known as Juice.

Rome From Space - Italy’s Capital Gets Orbital Look | Video

24 March, 2017 - 16:04
ESA’s Copernicus Sentinel-2a satellite captured imagery of the area in January 2016. ’Earth from Space’ host Kelsea Brennan-Wessels explains.

Human-Caused Climate Change Made 2016 Way Too Hot

24 March, 2017 - 15:58
The year 2016 was one for the record books, at least when it comes to the weather. Last year had the highest global temperature in modern history and extremely high levels of carbon dioxide and sea level rise.

US Military's 'Gremlin' Program Lets Pilots Launch and Snag Drones in Midair

24 March, 2017 - 15:53
The fairy-tale-inspired "Gremlin" program aims to launch and retrieve drones in midair.

Dwarf Planet Ceres' Water-Ice Deposits Tied to Its Changing Tilt

24 March, 2017 - 14:53
The location of newfound water-ice deposits on Ceres are linked to wild swings in the dwarf planet's tilt over the eons, a new study suggests.

Space Station Astronauts Are Taking a Spacewalk Today: Watch It Live

24 March, 2017 - 11:33
Two astronauts are taking a spacewalk outside the International Space Station today (March 24) to prepare the outpost for a new docking ring among other upgrades.

Riding Along with Comets Using Mobile Astronomy Apps

24 March, 2017 - 11:20
Comets are some of the most captivating sights for skywatchers. Here's how to spot these objects using mobile apps.

'Life' Brings Alien Terror to the International Space Station

24 March, 2017 - 11:20
No science-fiction movie that takes place at the International Space Station has been quite as terrifying as "Life," a new space thriller that comes out in theaters today (March 24).

Breaking the 'Speed Limit': Simulation Shows Monster Black Holes' Rapid Growth

24 March, 2017 - 11:10
They grow up so fast: A new simulation shows how supermassive black holes could have gotten so large, so quickly in the early universe — by taking a shortcut via a star.

Figuring Out Dark Energy - An Astrophysicist Explains | Video

24 March, 2017 - 10:47
Astrophysicist Paul Sutter explains what the science community is doing and the tools they are using to understand dark energy in the Universe.

Spacewalking Astronauts Prep Space Station to Dock with Commercial Spaceships

24 March, 2017 - 09:56
Two astronauts wandered outside the confines of the International Space Station today (March 24), embarking on the first of three spacewalks scheduled to take place over the next few weeks.

How to Spot Leo, the King of Spring

24 March, 2017 - 09:00
This week, a glance high toward the south-southeast around 10 p.m. will reveal a distinctive pattern: six stars arranged in the shape of a backward question mark, better known as the Sickle, which mark the head, flowing mane and chest of Leo, the Lion.

'Life' Imitating Life Off Earth: Space Station History 'Easter Eggs' in Sci-fi Thriller

24 March, 2017 - 06:34
In space, everyone can see your homages. "Life," Sony Pictures' science fiction thriller starring Jake Gyllenhaal, Rebecca Ferguson and Ryan Reynolds, has been described as "Alien" set on board the International Space Station.

Sounds of the Solar System: Podcast Eavesdrops on Planets

24 March, 2017 - 06:00
A new episode of the podcast series "Twenty Thousand Hertz" asked NASA scientists what it would sound like on other planets and worlds in Earth's solar system.

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