Harvard astornomer Avi Loeb suggests interstellar object 3I/ATLAS could've sent off the Wow! Signal back in 1977.

Discover the largest man-made object in space, the International Space Station (ISS), which was built in pieces, launched, ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

Indian Air Force group captain Prasanth Nair's research on Inflatable Aerodynamic Decelerators in his M.Tech may provide a ...

Space and time seem like two completely different ideas, but Einstein showed they are interlinked in what is known as ...

Astronomy isn’t just about distant stars; it’s also about the human effort here on Earth that makes it possible to extend our vision out into the cosmos.

Most cosmologists believe that these stars were the first large, free-floating structures to illuminate our universe, and ...

A new study has attempted to pin down the properties of interstellar comet 3I/Atlas, finding it is "anomalously massive" at ...

The American Meteor Society (AMS) received more than 40 eyewitness reports describing the same event, most clustered around ...

"It's an elegant answer, really, because we thought it was a tiny galaxy full of many separate cold stars, but it's actually, ...

As with many big space stories, 3I/ATLAS is getting a fair share of attention as well as some more controversial theories ...

But over the summer, 3I/ATLAS, has plunged toward the inner solar system—and the fireworks show has begun in earnest. When ...