The lanes and clouds of dust in the star-forming Orion Nebula (M42) reveal a dark dimension to this familiar object.

A massive white dwarf and a sun-like "blue lurker" star tell a remarkable story of what was once a triple-star system in the ...

Spur and gap features seen in Milky Way’s GD-1 stellar stream could be caused by a self-interacting dark matter subhalo. New ...

A newly released Hubble pic shows the galaxy LEDA 22057, where the supernova explosion occurred. The spiral galaxy's swirling ...

An illustration of a private U.S. lander on the surface of the moon built by Texas-based company Firefly Aerospace. The ...

The mysterious R.A.B., who turns out to be Sirius Black's brother Regulus, plays a small but pivotal role in the Harry Potter ...