NASA's documentary, “Planetary Defenders,” will take audiences inside the high-stakes world of asteroid hunting and planetary defense.

With drones clotting the skies and Chinese spy balloons overhead, more and more people are starting to talk about UFOs. Are they little green men, aliens with enormous eyes determined to overpower ...

Trailer for NASA's upcoming documentary, "Planetary Defenders," which will take audiences inside the high-stakes world of asteroid hunting and ...

In its search for life beyond Earth, NASA employs a "sky crane" maneuver ... Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

NASA is pitching a cheaper and quicker way of getting rocks and soil back from Mars, after seeing its original plan swell to $11 billion. Administrator Bill Nelson presented a revised scenario Tuesday ...

Women have historically been excluded from space travel – and a new documentary ... Science and Astronautics – two years before the 1964 Civil Rights Act made gender discrimination illegal ...