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's Lunar Trailblazer mission is in jeopardy, after the US space organization lost track of the spacecraft on its way to the Moon. Part of NASA's Small Innovative Missions for Planetary ...

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.

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 ...

The project is part of the NASA Innovative Advanced Concepts program, which funds ideas that could be used on future missions through multiple phases of research and testing.

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 ...

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 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.

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 ...