Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

A reddish star is about to pass through a "beehive" of stars. That "star" is actually one of Earth's planetary neighbors.

There’s more to studying outer space than looking through telescopes and analyzing the mineral compounds in samples collected ...

For these UC students, hands-on research has led to class credit, money for school and a path to their dream future.

The Hubble Space Telescope is celebrating its 35th anniversary in space today, but even as a senior citizen in the spacecraft ...

On Thursday, April 24, 2025, the Hubble Space Telescope will celebrate 35 years in space. Can it still hold its own and prove ...

A team of scientists has confirmed the existence of a solitary black hole drifting through the Milky Way, unaccompanied by ...

Using an advanced instrument mounted to the Mayall 4-meter Telescope at Kitt ... the team hopes to see a much larger pool of scientists comb through the data and develop their own ways to explain ...

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

The Lyrids are active from April 14 to 30 each year, with a peak on April 21-22. During the peak, observers can see around 18 meteors per hour under perfect viewing conditions. Fly ...

NEW YORK (AP) — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked-eye spectacle.

That's over two-and-a-half times larger than the Hubble Space Telescope's mirror, meaning Webb has six times the light-collecting area. Capturing more light allows Webb to see more distant ...