Supermassive black holes are found at the center of massive galaxies like our own Milky Way. These ginormous cosmic beasts ...

Later, the Hubble Ultra Deep Field was compiled from nearly a million seconds of exposure time between 2003 and 2004 in the constellation Fornax, capturing an estimated 10,000 galaxies that ...

Galaxies speckle the heavens like stars in a stunning new photo of the deep and distant universe.

Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

Some of Hubble's most iconic imagery, including the Hubble Ultra Deep Field, is attributed to the ACS. In 2007, however, it also suffered an electrical failure. Remedies for STIS and ACS were both ...

In 1995, the Hubble Deep Field showed about 3,000 distant galaxies. Then in 2004, the Hubble Ultra Deep Field revealed 10,000 galaxies, some from when the universe was only 800 million years old.

NASA is closely monitoring SGR 0501+4516, a rare and exceptionally powerful magnetar with a magnetic field trillions of times ...

ultra-dense core. Despite being no larger than a city, neutron stars can weigh as much as our Sun. SGR 0501+4516 is one of only 30 magnetars found in our galaxy. It has an extreme magnetic field ...