Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic ...

We live in a world defined by inches, feet and miles (or centimeters, meters and kilometers, if you prefer), and it’s not difficult for most of us to ...

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

Interstellar comets offer the tantalizing opportunity for us to touch something truly otherworldly,” says the European Space ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

Late in the evening on July 1, a telescope in Chile that is part of the global, NASA-funded Asteroid Terrestrial-Impact Last ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

TWO new stars have suddenly appeared in the night sky, caused by some of the most powerful explosions in the universe. Two ...

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...