A celestial object some 15,000 light-years away is emitting bright flashes of radio and X-rays that scientists are struggling to explain ...

Using NASA's Chandra X-ray space telescope, astronomers have discovered an entire galaxy cluster wrapped in a 20 million ...

“Chandra’s discoveries have continually astounded and impressed us over the past 25 years.” The telescope observes the cosmos through X-ray light, which is invisible to the human ey ...

Probing a distant galaxy like a "cosmic crime scene" with the Hubble Space Telescope after a "tip-off" from the Chandra X-ray telescope, NASA scientists have discovered a strange black hole that ...

Astronomers have discovered a strange new object in our Milky Way galaxy. The celestial object is emitting X-rays around the ...

Chandra spotted a 300,000-light-year jet from a distant quasar. But amid this breakthrough, the telescope now faces defunding ...

NASA's Chandra X-ray Observatory has captured a striking image of a distant quasar from the "cosmic noon," including a giant ...

Supporters of the Chandra X-ray Observatory say the ... the Hubble Space Telescope and the James Webb Space Telescope to make important discoveries. Sponsor Message "Just recently Chandra teamed ...

This is the first time an object in its class has been detected in X-rays. The discovery could lead to a better understanding ...

The US space agency has discovered a mysterious object which is sending signals to Earth every 44 minutes. Located about ...