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In this illustration of a newly discovered black hole named MAXI J1820+070, a black hole pulls material off a neighboring star and into an accretion disk. Above the disk is a region of subatomic particles called the corona. Credit: Aurore Simonnet and NASA’s Goddard Space Flight Center

NASA’s NICER mission maps light echoes of new black hole

Using NASA’s Neutron star Interior Composition Explorer (NICER), NASA scientists observed the environment surrounding a stellar-mass black hole that is 10 times the mass...
By Jeanette Kazmierczak NASA’s Goddard Space Flight Center, Greenbelt, Md.

NASA’s NICER mission finds an X-ray pulsar in a record-fast orbit

Though Neutron star Interior Composition Explorer (NICER) mission, NASA scientists have found two stars that revolve around each other every 38 minutes — about...