Planetary Society CEO Bill Nye spoke at a "Save NASA Science" press conference on the steps of the U.S. Capitol building in ...

After decades of exploring, NASA's Voyager 1 hit the edge of the solar system and passed through a great "wall of fire," ...

The end of life is steeped in mystery and is generally poorly understood by the public, for instance, precisely how long does ...

NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas giants hugging their stars to planets covered in lava or clouds of gemstones, ...

A NASA astrophysicist proposes 'radical mundanity' as a reason for alien silence. Dr. Robin Corbet suggests advanced ...

Sound, when emitted by a source — whether a person or a piece of equipment — propagates in all directions through space, being reflected, absorbed, transmitted, or diffracted as it encounters surfaces ...

It's one of life's biggest unanswered questions: if there's life beyond Earth, why hasn't it contacted us? Now, a scientist ...

"It was just a matter of time before we found them." ...

A new theory from a scientist working with NASA, raises a surprising question about extraterrestrial life and why they might ...

The discovery of the "hot Jupiter" exoplanet 51 Pegasi b on Oct. 6, 1995 changed the course of astronomical history.

The official number of planets outside our solar system has reached 6,000, according to space scientists. NASA's tally of exoplanets does not include more than 8,000 additional candidate planets ...

NASA will announce the next group of astronaut candidates selected from more than 8,000 applications. Coverage will be available on the agency's streaming app, NASA+ – also available on YouTube and ...