The most exciting yet controversial possibility traces back to a theory proposed by British physicist Stephen Hawking in 1971: that black holes originated from the primordial soup of the Big Bang. If ...

SOLAR flares can knock out satellites, kill GPS navigation, trigger power blackouts, and irradiate astronauts. A single major solar storm could cost the global economy $2.4 trillion over five years.

Comet 3I/ATLAS is the third ISO ever detected. It was discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) station on 1 July 2025. It's traveling through the inner solar system at ...

NASA has thrown cold water on Harvard astrophysicist Avi Loeb's theory that interstellar visitor 3I/ATLAS was sent to us by an extraterrestrial civilization, a sobering, albeit unsurprising conclusion ...

Uranus's moons — what is unique about each moon and why do they orbit at a tilt?

Since Galileo's time, politicians and ideologues have always tried to interfere with science. It's worse than ever today.

NASA scientists discover strong new evidence that Mars may have once supported life, much as Earth does today.

NASA is increasingly sure its Mars rover Perseverance found a rock with biosignatures of ancient microbial life. However, the sample would need to be tested in labs on Earth to confirm the findings ...

TRAPPIST-1 is a star system that comprises of seven Earth sized planets, out of which three are in the Goldilocks zone.

Astrobiological claims, particularly those related to the potential discovery of past extraterrestrial life, require extraordinary evidence,” declared Katie Stack Morgan, project scientist for NASA’s ...

Research led by NASA suggests a habitable past on Mars based on the discovery of minerals in Martian rocks associated with ...

But over the summer, 3I/ATLAS, has plunged toward the inner solar system—and the fireworks show has begun in earnest. When ...