Instead of using thrusters, SPHEREx relies on a system of reaction wheels to control its orientation. The observatory will ...

The iconic "Cosmic Cliffs" image captured by the Webb Telescope was turned into a 3D fly-through, revealing a stunning stellar nursery.

A new star called T Coronae Borealis may soon appear in the night sky after a thermonuclear flash — and disappear just a few ...

The Rho Ophiuchi nebula system is the closest star-forming region to Earth, and as such has come under the scrutiny of both ...

The asteroid, with a diameter of about 950 feet will come close enough to Earth on Friday to warrant astronomers keeping a ...

Forecasters said a recent coronal mass ejection and high-speed winds from a spot on the sun’s surface may disrupt Earth’s ...

Technology is only a part of the immersive experience, which runs through mid-May in Santa Monica. Its creator believes human ...

Venus will partner up with the giant planets Saturn and Neptune to form a line up in the pre-dawn sky on May 8, with ...

Astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes thanks to data from NASA's NICER (Neutron star Interior Composition Explorer) and other missions.

NASA's newest space telescope, on a mission to study origins of universe, snapped incredible images of the cosmos 2 months ...

Despite light pollution, locals have options when looking to explore the stars. The Sacramento State Planetarium, Community ...

Astronomers are once again getting excited about a rare nova that could appear in the night sky anytime from now into the coming months. Here's why.