Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

Did you know... that the largest planet in the Solar System can fit 1,321 Earths inside of it? Yeah, today we're going to run ...

Conventionally, the moon is thought to have formed during one big impact, but a three-impact model might make more sense ...

SPHERE’s detailed images of dusty rings around young stars offer a rare glimpse into the hidden machinery of planet formation ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

In the early 1980s, two Soviet-era missions, Venera 13 and 14, measured sound waves on Venus, producing a measurement of wind ...

Observations with the instrument SPHERE at ESO's Very Large Telescope have produced an unprecedented gallery of "debris disks" in exoplanetary systems.

Harvard astrophysicist Avi Loeb has issued a startling warning that the interstellar visitor 3I/ATLAS may be dragging a ...

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...

Astronomers have discovered 53 new supermassive black hole-powered quasars that are blasting out jets of matter at near light ...

If we want affordable, reliable power and a stronger economy, Alaska must invest in the infrastructure that makes it possible ...

Two clashing ideas about disorder inside black holes now point to the same strange conclusions, and it could reshape the ...