NASA NICER

NASA

NICER Status Updates

June 24, 2025 NASA’s NICER (Neutron star Interior Composition Explorer), an X-ray telescope on the International Space Station, has paused observations due to a problem with one of the motors that drives its ability to track cosmic objects. The NICER team paused operations June 17 when performance degradation in the motor began affecting science observations. Engineers are investigating the cause…