Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

For over a century, astronomers have marveled at the beauty and complexity of spiral galaxies, which feature arms covered in ...

Hubble’s latest image reveals the Small Magellanic Cloud (SMC), a nearby dwarf galaxy visible from Earth without a telescope.

Though tiny, this newfound satellite galaxy around M31 offers big lessons — and questions — about how galaxies evolve.

CU Boulder researchers found massive, dust-filled galaxies called UFOs using JWST, challenging previous galaxy formation ...

An ambitious new survey by the Hubble Space Telescope offers the first bird's-eye view of all known dwarf galaxies orbiting ...

NASA's Hubble Space Telescope has uncovered 36 new dwarf galaxies around Andromeda and ongoing star formation within them, ...

This NASA/ESA Hubble Space Telescope image of a vibrant spiral galaxy called NGC 5042 resides about 48 million light-years ...

scientists primarily observed dwarf galaxies near the Milky Way, but they were never sure whether those were representative of others in the universe. That's why they pointed Hubble, which orbits ...

"We thought they were basically all going to be fried because the entire universe turned into a vat of boiling oil." ...

The findings challenge the assumptions based on similar galaxies around the Milky Way, offering new insights into how dwarf galaxies evolve in different cosmic settings. NASA Hubble uncovers ...