Serving nine UC campuses and two national laboratories, Lick Observatory continues to be at the forefront of groundbreaking ...

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

The High Desert Astronomical Society is hosting the free gather, which will feature telescopes, activities and experts from NASA and Caltech, organizers said.

A new University of Kansas survey of distant galaxies using the James Webb Space Telescope reveals never-before-seen star ...

The basic idea is that you send a beam of light around a pair of black holes spinning around each other prior to a merger, or a single black hole spinning quickly, and use the higher-energy ...

From Lowell Observatory to Kitt Peak to Mount Graham, here are the 11 best planetariums and observatories in Arizona and ...

The energy source behind both quasars and microquasars is the spin of the black hole itself. As they gradually give up this ...

While it's much smaller than the largest supermassive black holes detected, it's still a whopper considering how early in the ...

Webb detected rare neon gas in M83. This may signal a hidden black hole, challenging the idea that the galaxy has only ...

In a landmark discovery, astronomers have confirmed the existence of a solitary stellar-mass black hole—an object with ...