Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

NASA's Hubble Space Telescope explores the evolution of spiral galaxy UGC 10043 through images taken 23 years apart, in 2000 ...

Due to its stellar activity, the galaxy has become a favorite for astronomers using the Hubble Space Telescope. Orbiting ...

I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

NGC 7496, a dusty barred spiral galaxy located 24 million light-years away in the constellation Grus, harbors a ravenous ...

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

The Hubble Space Telescope has glimpsed the most distant single star it's ever observed, glimmering 28 billion light-years away. And the star could be between 50 to 500 times more massive than our sun ...

M82 has been a popular target for astronomers and their telescopes, due to its high activity. Hubble has observed it many times, and, more recently, the James Webb Space Telescope turned its infrared ...

In October 1923, Edwin Hubble utilized the 100-inch Hooker telescope to photograph the Andromeda Nebula, identifying a variable star within it. Hubble applied the known period-luminosity relationship ...