NASA’s Advanced Composite Solar Sail System (ACS3), an innovative mission to test solar sail propulsion, is facing significant challenges after the spacecraft lost orientation and began tumbling ...

NASA could one day send a fusion-powered probe to Proxima Centauri b - a potentially habitable exoplanet located just over four light years from Earth - with new research indicating the mission could ...

NASA's upcoming Artemis II mission is slated to return astronauts to the moon no sooner than April 2026. Astronauts were last on the moon in 1972 during the Apollo 17 mission. Artemis II will ...

NASA has extended recovery efforts for its stricken Lunar Trailblazer spacecraft to mid-July, but is warning that if the ...

The total value of the mission is $660 million, and it matters to scientists and NASA's human exploration division, which hopes to send astronauts to the south pole in the 2020s.

NASA Mission of Opportunity costs are capped at $80 million each. “NASA’s Explorers Program has a proud tradition of supporting innovative approaches to exceptional science, ...

NASA didn't stop doing awesome stuff in space after Apollo. We're orbiting Jupiter, roving Mars, probing the edge of the solar system — and the universe.

NASA recently built and tested an additively-manufactured—or 3D printed—rocket engine nozzle made of aluminum, making it lighter than conventional nozzles and setting the course for deep space ...

NASA has opened a pilot Entrepreneurs Challenge to invite fresh ideas and new participants in supporting development of new instruments and technologies to advance the agency’s science ...

Known as the Small Innovative Missions for Planetary Exploration (or SIMPLEx in the tortured acronyms that NASA uses for some of its programs), the program was created to fund lower-cost planetary ...

NASA announced the upcoming Double Asteroid Reduction Test mission on Oct. 1 and news outlets like CBS dubbed it an “Armageddon”-like mission. But rest easy, there is no "Dottie" in sight.

Each mission has a cost cap of $20 million, which puts them near the bottom of what Paul Hertz, director of NASA’s astrophysics division, described at a Jan. 8 meeting of several astrophysics ...