Our sun is a roiling mass of energy, with solar flares exploding on its surface, sending gas, plasma, and light that blasts ...

Aristotle believed the planets revolved around Earth and God could not have created other worlds. Today, scientists scour the ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.

Deep within massive rocky exoplanets, hidden oceans of molten rock may be generating powerful magnetic fields in an ...

The science fiction blockbuster wowed audiences with its depiction of space travel and more. Here's what NASA staff and other ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

"It really bent your mind." The Artemis astronauts’ reflections echo a long described change that occurs when humans are ...

Peter Dinklage is about to have another franchise under his belt. The actor has joined the cast of “Alien: Earth” Season 2 at ...

Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...

For a long time, it was thought that this [technique] required telescopes in space,” says John Mather, the Nobel ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new "hot ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...