Amazon has launched its first operational Project Kuiper satellites in its attempt to compete with SpaceX’s Starlink—but ...

The find shines light on how galaxies begin to turn gas and dust "into stars and planets," said astrophysicist Blakesley ...

The predawn hours of April 28 will see a planetary triangle form in the night sky, as Venus makes a close approach to Saturn following a conjunction, while Neptune, invisible to the naked eye, will ...

April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

"Thanks to the high resolution of our new images, we detected a faint structure on the northeast side of this supernova ...

The oldest naked eye star yet found still provides stellar theorists with key data on the earliest epochs of our Milky Way.

The night sky and the Milky Way above Kitt Peak Observatory. Tucson is on the right, and Phoenix is on the left. The WIYN 0.9 meter telescope is close in the foreground. According to Jacelle Ramon ...

In a star’s core, fusion takes terrific temperature and pressure that is provided by the crushing gravity of the star’s ...

AMORGOS, Greece (AP) — For more than a millennium, Orthodox Christian monks have woken up in the predawn darkness to start their day with prayer at the Panagia Hozoviotissa Monastery, built high ...

A pair of white dwarfs, located just 150 light-years from Earth, appears doomed to die in a type 1a supernova that will shine ...

quadruple supernova that will shine 10 times brighter than the moon in the night sky, a new study suggests. However, this super-bright spectacle will not happen for about 23 billion years ...