In the vastness of the universe, distances between celestial bodies are mind-boggling, with even light taking thousands of ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

That means returning from the moon, the Artemis astronauts will be traveling at around 0.0037% the speed of light. Assuming a ...

It’s officially the third known interstellar object to pass through our solar system and poses no threat to Earth.

NASA has confirmed the discovery of an Earth-sized planet parked right in the “habitable zone” of a distant red dwarf star. Called TOI 700 e (which honestly sounds like something Elon Musk would name ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

The burst was so bright that it bounced off the Moon and illuminated Earth’s upper atmosphere, surpassing the brightness of a ...

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...

Astronomers in Hawaiʻi detected the solar system's third interstellar object, C/2025 N1 or 3I/ATLAS, which poses no threat to ...

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.