Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

The Hubble Space Telescope captures extraordinary images of young stars, shedding light on star formation in the Orion Nebula.

Dive into a celestial masterpiece with the Hubble Space Telescope's latest snapshot of the Large Magellanic Cloud, showcasing ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

New measurements show that the expansion rate of the universe is faster than can be explained by our current understanding of ...

The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...

A six-planet alignment or parade will form an arc in the early night sky, peaking in it's visibility Jan. 17-18. We let you ...

In 2011, the 30-year space shuttle program ended as Atlantis touched down at NASA’s Kennedy Space Center. With five shuttles ...

National Aeronautics and Space Administration's (NASA) two astronauts embarked on their first spacewalk of the year today, ...

The two astronauts have a busy day ahead of them. Hague and Williams will "patch light leaks in the NICER X-ray telescope, ...