New cosmic lens measurements deepen the Hubble tension mystery
Cosmologists are grappling with a major unresolved puzzle: they do not all agree on how fast the universe is expanding, and solving this puzzle could point to new physics. To…
Hubble captures a galaxy that glows in blue and gold
Stars of all ages are on display in this new NASA/ESA Hubble Space Telescope Picture of the Week. This sparkling spiral galaxy is called NGC 6000 and it is located…
Hubble just captured a glittering star cluster like no other
This new NASA/ESA Hubble Space Telescope Picture of the Week features a cloudy starscape from an impressive star cluster. This scene is located in the Large Magellanic Cloud, a dwarf…
Hubble just exposed a rare and violent star collision
University of Warwick astronomers have uncovered compelling evidence that a nearby white dwarf is in fact the remnant of two stars merging — a rare stellar discovery revealed through Hubble…
Hubble caught a star exploding — and it’s helping map the cosmos
The swirling spiral galaxy in this NASA/ESA Hubble Space Telescope Picture of the Week is NGC 3285B, which resides 137 million light-years away in the constellation Hydra (The Water Snake).…
Hubble Unveils Dark Matter Web in Stunning Abell 209 Galaxy Cluster Image
NASA/ESA’s Hubble Space Telescope has released a striking new picture of the large galaxy cluster Abell 209, 2.8 billion light-years from us in the Cetus constellation. The enormous cluster contains…
Hubble Uncovers Multi-Age Stars in Ancient Cluster, Reshaping Galaxy Origins
Astronomers call ancient star clusters like NGC 1786 “time capsules” for their galaxy, preserving some of its oldest stars. A new image from NASA’s Hubble Space Telescope offers an unprecedented…
Hubble Observations Give Forgotten Globular Cluster Its Moment to Shine
A striking new image captured by NASA’s Hubble Space Telescope has shed light on an underexplored gatekeeper of our galactic neighbours’ achievements and tragedies. Adorned with multi-hued stars, the spherical…
Hubble Finds Cosmic Dust Coating Uranus’ Moons, Not Radiation Scars
The latest Hubble Space Telescope observations reveal a twist in the story of Uranus’s moons. Rather than the expected radiation “sunburn,” the moons Ariel, Umbriel, Titania and Oberon seem to…
Hubble Captures Mars, Cosmic Nebulae, and Distant Galaxies in Spectacular 35th Anniversary Photos
The Hubble Space Telescope is celebrating 35 years in orbit with an amazing batch of new images, including everything from seasonal changes on Mars to a moth-shaped planetary nebula and…