chandra observatory

The two observatories Chandra and XMM-Newton have

NASA's Chandra Observatory captures images with 5,000 giant black superholes, which have the largest density of black holes ever recorded.

A team of researchers from NASA's Chandra Astronomical Observatory discovered X-ray light from Pluto (Pluto).

Astronomers have never seen the black hole once. However, they recognize them through the gravity and radiation of a giant black hole.

NASA's Chandra Observatory captured the image of a sparkling celestial object: a hot gas stream of 250,000 light-years long.