Cosmologists are grappling with a major unresolved puzzle: they do not all agree on how fast the universe is expanding,…
Stars of all ages are on display in this new NASA/ESA Hubble Space Telescope Picture of the Week. This sparkling spiral…
This new NASA/ESA Hubble Space Telescope Picture of the Week features a cloudy starscape from an impressive star cluster. This…
University of Warwick astronomers have uncovered compelling evidence that a nearby white dwarf is in fact the remnant of two…
The swirling spiral galaxy in this NASA/ESA Hubble Space Telescope Picture of the Week is NGC 3285B, which resides 137…
NASA/ESA's Hubble Space Telescope has released a striking new picture of the large galaxy cluster Abell 209, 2.8 billion light-years…
Astronomers call ancient star clusters like NGC 1786 “time capsules” for their galaxy, preserving some of its oldest stars. A…
A striking new image captured by NASA's Hubble Space Telescope has shed light on an underexplored gatekeeper of our galactic…
The latest Hubble Space Telescope observations reveal a twist in the story of Uranus's moons. Rather than the expected radiation…
The Hubble Space Telescope is celebrating 35 years in orbit with an amazing batch of new images, including everything from…