Using data from the James Webb Space Telescope, astronomers traced how Milky Way–like galaxies formed and changed over time.

Using the Hubble Space Telescope, astronomers have discovered a new type of cosmic object, a cloud of dark matter and gas ...

A team using the NASA/ESA Hubble Space Telescope has uncovered a new type of astronomical object—a starless, gas-rich, ...

A potential new type of celestial object has all the makings of a normal small galaxy. It’s rich with the same hydrogen gas ...

A potential new type of celestial object has all the makings of a normal small galaxy. It’s rich with the same hydrogen gas ...

From a window on the International Space Station, astronauts have captured a rare view of a nearby galaxy caught in the act ...

Scientists have theorized that dark matter clumps exist in staggering numbers, far more than the galaxies we see. Only clumps ...

Hubble reveals a chaotic spiral galaxy whose close encounter with a neighbor has ignited a spectacular burst of star birth.

This NASA/ESA Hubble Space Telescope image features the galaxy NGC 4388, a member of the Virgo galaxy cluster.ESA/Hubble & ...

Astronomers have captured the most detailed look yet at faraway galaxies at the peak of their youth, an active time when the ...

NASA Hubble data show stripped gas surrounding edge-on galaxy NGC 4388 in the Virgo cluster, revealing ionized plumes and structural details from black hole activity and cluster interactions.

This cloud is a window into the dark Universe,” study co-author and Space Telescope Science Institute (STCScl) team member ...