Los Angeles CA (SPX) Apr 18, 2024
NASA has scheduled a spacewalk to repair the Neutron star Interior Composition Explorer (NICER), an X-ray telescope aboard the International Space Station, later this year. This marks the fourth instance of astronauts servicing a science observatory in orbit.
In May 2023, the NICER team identified a significant issue-a light leak allowing sunlight to penetrate and affect the telescope's se