For the first time, NASA’s Swift Observatory has observed twin black holes disrupting a gas cloud in a galaxy’s center, ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from a pair of monster black holes disrupting a cloud of gas in the center of a ...

The galaxies, each as vast as the Milky Way, are baffling because most scientific models for galaxy evolution suggest ...

Hubble Space TelescopeHomeNASA's Hubble Sees… Hubble Space Telescope Hubble HomeOverviewAbout HubbleThe History of ...

An international team led by the University of Geneva (UNIGE) has identified three ultra-massive galaxies—nearly as massive ...

A recently shared image of a distant galaxy surrounded by three concentric rings challenges our understanding of galactic ...

NASA’s Swift Observatory has detected a rare signal from dual black holes impacting gas clouds in a distant galaxy.

This NASA/ESA Hubble Space Telescope image features NGC 1672, a barred spiral galaxy located 49 million light-years from ...

Red hydrogen gas bubbles, energized by radiation from newly formed stars, add to the galaxy’s visual splendor. Near the ...

While world leaders discussed climate finance and emissions cuts, protesters urged wealthier nations — the main contributors ...

Princeton University graduate student Jiaxuan Li (李嘉轩) was part of a team seeking dwarf galaxies orbiting the spiral galaxy ...