Astronomers discovered 3I/ATLAS, a 10–20 km-wide interstellar comet racing into the solar system. It will reach perihelion in ...

Solar systems mostly keep to themselves. What’s ours is ours and what’s not is not. Stars are simply too far from each ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

Advocates stood on the grounds of Historic Northampton to look back at history. Donald Trump's approval rating flips with ...

NASA has discovered a mysterious interstellar comet entering our solar system. Learn what this strange visitor is and how scientists are tracking it now.

CAPE CANAVERAL, Fla. (AP) — Astronomers say they've spotted an object in our solar system that's believed to be from another ...

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

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

More than $10 billion in funds are included in Trump’s tax and spending bill for NASA programs previously targeted by the ...

ASTRONAUTS visiting Mars could unearth a museum of alien fossils that may have belonged to an intelligent civilisation.