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

Space weather is notoriously hard to predict, but one forecast map shows parts of Indiana might see the northern lights low on the horizon Dec. 8.

The latest Day of the Devs presentation has just ended. First appearing in 2012, Day of the Devs – which last year became a ...

A scientist has identified a possible astronomical explanation for the Star of Bethlehem, as described in the Bible ...

Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of Earth’s mantle and ejecting a huge debris disk that later formed the moon.

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

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

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Research published Tuesday by a Japanese astrophysicist says gamma rays may have been generated by the collision of dark matter particles.

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

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this close origin.