19 January 2013, 10:35 AM ET
The robotic "hedgehogs" could ride the Phobos Surveyor spacecraft to Mars in a few decades.
17 January 2013, 10:20 AM ET
European space officials are seeking ideas to help develop a mission to knock an asteroid off its course.
16 January 2013, 04:12 PM ET
See images of how the new 2017 Orion Capsule deep space test will work.
16 January 2013, 02:39 PM ET
Europe will build the service module for NASA's upcoming Orion space capsule.
16 January 2013, 01:12 PM ET
Details of the Orion four-person capsule that could carry crews to the Moon or an asteroid, beginning in 2021.
13 January 2013, 10:00 AM ET
Astronomers think they know why a dense gas cloud near the Milky Way's center is producing so few stars.
08 January 2013, 07:00 AM ET
The record-setting Mars500 mission locked six men in a mock spaceship for 520 days.
02 January 2013, 01:02 PM ET
Earth has been sending probes to Mars for decades, but some missions stand above the rest.
27 December 2012, 05:06 PM ET
The latest self-portrait of Curiosity on Mars is an eye-popping Martian sight.
21 December 2012, 07:00 AM ET
What to look for in the night sky this holiday season.
07 December 2012, 01:31 PM ET
The constellation and the planet meet in the night sky.
30 November 2012, 03:00 PM ET
The Grand Canyon in Arizona stands in for Mars for NASA's 2012 Lunar and Planetary Science Academy intern trek.
29 November 2012, 07:00 AM ET
The European Space Agency will provide the service module for NASA's Orion capsule.
07 November 2012, 02:21 PM ET
The space agency has likely been holding off until the presidential election was decided.
07 November 2012, 01:27 AM ET
The space agency will likely continue working to get astronauts to an asteroid by 2025.
06 November 2012, 07:00 AM ET
Budget issues will probably be a much bigger driver for the space agency, experts say.
30 October 2012, 07:00 AM ET
Voyages to Pluto, Jupiter and Saturn are possible with NASA's SLS rocket in development.
29 October 2012, 08:30 AM ET
The Canadian Space Agency may fly its own rover on NASA's Space Launch System when the rocket starts flying in the coming decade.
26 October 2012, 05:22 PM ET
A new space rock-deflecting scheme proposes that a cloud of paintballs shot into space could knock a dangerous asteroid off a collision course with Earth.
26 October 2012, 03:15 PM ET
NASA's Orion capsule is being built now for an unmanned launch in 2014.
10 October 2012, 12:30 PM ET
The constellations Monoceros and Orion appear in spectacular night sky photo.
05 October 2012, 07:00 AM ET
Newly efficient assembly methods should lower the price of NASA's Space Launch System rocket, officials say.
04 October 2012, 10:15 AM ET
With visions of exploring of asteroids, plus Mars and its moon Phobos, NASA intends to leave the near-Earth work in the hands of commercial space. This is the US Congress' rationale for developing the Space Launch System.
02 October 2012, 07:00 AM ET
The outpost would mark the farthest humanity has ever ventured from Earth.
20 September 2012, 07:04 PM ET
This space wallpaper shows the spectacular star-forming region known as the Flame Nebula, or NGC 2024, in the constellation of Orion (the Hunter) and its surroundings.
14 September 2012, 07:30 AM ET
The night sky's autumn constellations follow the summer stars so closely they can be seen well before the air gets chilly.
12 September 2012, 11:46 AM ET
The Space Launch System is scheduled to make its first test flight in 2017.
11 September 2012, 02:27 PM ET
In mid 2011, the US Congress demanded that NASA start work on a heavy lift rocket. Although no mission – scientific or exploratory – has been stated or funded, that work continues.
06 September 2012, 11:01 AM ET
On August 28 NASA dropped a special dart-shaped test vehicle high above the US Yuma Proving Grounds in Arizona to simulate the Orion space capsule's return from an interstellar mission.
31 August 2012, 12:16 PM ET
Romney accepted the Republican presidential nomination at the party's convention in Tampa.
30 August 2012, 05:14 AM ET
The president talked space in a surprise Reddit chat Wednesday (Aug. 29).
16 August 2012, 04:32 PM ET
NASA will stream the 1:30 p.m. ET update on Mars rover Curiosity live online.
15 August 2012, 09:57 AM ET
The photo was taken by the Mars Reconnaissance Orbiter, which circles the Red Planet.
05 August 2012, 04:31 AM ET
What was your favorite space news story of the last week? Vote Now!
03 August 2012, 12:10 PM ET
Public opinions are invited for a study of NASA's strategic direction.
03 August 2012, 11:11 AM ET
What do you think of NASA's current plan for the future?