Videos

Astrophysicists, aerospace engineers, and space policy experts were among the speakers at the fifth annual conference on human exploration of Mars hosted by Explore Mars, a non-profit…

Acting NASA Administrator Robert Lightfoot testified at a hearing on his agency’s fiscal year 2018 budget. Members questioned him about cuts to programs in areas such as education, earth science…

NASA TV presented four hours of coverage of the August 21, 2017, total solar eclipse as it crosses the continental United States. It was the first such eclipse in 99 years and the first…