Astronomers have discovered icy rocks in the outer solar system that challenge the known laws of physics, suggesting the ...

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

Astronomers are reassessing long-held theories of comet formation after new observations of the interstellar comet 3I/ATLAS ...

Sometime in 2029, the European Space Agency is scheduled to launch its Comet Interceptor Mission. The Interceptor will wait ...

How do planetary systems form and evolve? This is what a new and groundbreaking laboratory at the Southwest Research ...

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

In young planetary systems, mutual collisions between asteroids or comets generate large amounts of dust, forming a "debris ...

It’s such a violent process, astronomers have found that the surface of 3I/ATLAS’ nucleus could be dotted with erupting “ice ...

"During the early solar system's game of cosmic billiards, Earth was struck by a neighbor,” said Dauphas. “It was a lucky shot. Without the moon's steadying influence on our planet's tilt, the climate ...

A 2023 astronaut photo shows three dark hills, or mesas, towering above part of the Sahara desert in southern Mauritania. The ...

Astronomers have confirmed that three Earth-sized planets are orbiting two stars in the same system — a first in the history ...