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

The European Space Agency (ESA) will launch its bold "Comet Interceptor" Mission after 3I/ATLAS became the third interstellar ...

Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

Karen Abarca was a Los Angeles-based costume designer during her early 20s, but a trip to Death Valley inspired her to switch ...

A previously unexplored globular cluster glitters with multicolored stars in this NASA Hubble Space Telescope image. Globular ...

This discovery marks the first known case of a compact planetary system with such a noticeable tilt between close planet ...

U.S. President Donald Trump’s tax and spending megabill narrowly cleared the House of Representatives on Thursday, after days ...

At the Paris Air Show at Le Bourget, Orbex chief executive Miguel Bello Mora announced that the company is now targeting next ...

The comet should remain viewable through telescopes until September as it approaches the Sun, then emerge again in December on its outbound leg.

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.