NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

NASA has discovered the third known interstellar object to pass through our solar system, but the icy snowball object poses ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

The object — thought to be a comet — is only the third-ever confirmed interstellar visitor to pass through our cosmic ...

For only the third time in history, astronomers have identified what they think is an interstellar object — and it could be ...

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

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

Sometimes, "the universe comes to us," writes the European Space Agency — the third time now since 2017. What is it and are ...