Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

For only the second time ever, a collision between two asteroids has been observed around an alien star not too far beyond ...

Astronomers using NASA's Hubble Space Telescope have imaged the largest protoplanetary disk ever observed circling a young ...

Carl Sagan famously said that "We're all made of star stuff." But he didn't elaborate on how that actually happened. Yes, ...

The discovery marks a significant moment for a theory that was once dismissed as fringe science but is now gaining serious scientific traction. Panspermia is far from a modern invention. The concept ...

When you look up at the night sky, planets seem calm and fixed. But a new study shows that nearby planetary systems can be ...

The discovery is the first direct observational confirmation of a theory for how young stars feed on, and then explosively ...

"Hubble has given us a front row seat to the chaotic processes that are shaping disks as they build new planets — processes ...

The world's most expensive infrared spectrometer - the James Webb Space Telescope - is unearthing extraordinary exoplanet ...

We are now beginning to better understand exoplanets as against merely discovering them. These are the exotic worlds that ...

The Hubble Space Telescope and the Jupiter Icy Moons Explorer have captured fresh images of an interstellar comet as the ...