If humans survive, they may become a galaxy-spanning Type 3 civilization, with colonists evolving into distinct species ...

Spectroscopy of other stars has led to most discoveries of exocomet systems. In research led by University of Colorado ...

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

A flying piece of cosmic rock or an alien threat? Comet 3I/ATLAS is hurtling through our solar system and captivating ...

A University of Arizona-led team has used a camera orbiting Mars to capture the closest images yet of a rare interstellar ...

Elon Musk discusses 3I/ATLAS, a mysterious interstellar visitor, and promises to disclose any evidence of extraterrestrial ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

NASA officials dismissed theories that the interstellar 3I/ATLAS could be an alien spaceship while dropping new photos of the ...

In a groundbreaking revelation, recent astronomical observations have identified potential Dyson spheres, massive structures ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

A flying piece of cosmic rock or an alien threat? Comet 3I/ATLAS is hurtling through our solar system and captivating ...