But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...

Supermassive black holes can have trillions of times more mass than the Sun, only exist in specific locations, and could ...

The European Space Agency’s Gaia mission has almost completely depleted the cold gas propellant that kept it spinning and ...

Astronaut Don Pettit has taken one of the most incredible astrophotography pictures ever, and possibly the best taken by ...

NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud.

A cosmic object spotted by the James Webb Space Telescope has flummoxed astronomers. Now, a research team has studied ...

Photos from the James Webb Space Telescope have revealed more than 40 stars within the gravitationally lensed "Dragon Arc" ...

For the first time, a new study confirms that circumgalactic medium (CGM) doesn’t just contain “hot gases enriched in oxygen” ...