Watch live: 2 NASA astronauts will conduct spacewalk to repair X-ray telescope on ISS

NASA astronauts Nick Hague and Suni Williams will conduct a roughly 6.5-hour spacewalk today (Jan. 16) to repair the NICER X-ray telescope attached to the exterior of the International Space Station. The action is expected to begin at 8 a.m. EST (1300 GMT). Watch it live here and read our preview story.

US Spacewalk 91 with Astronauts Nick Hague and Suni Williams (Official NASA Broadcast) - YouTube US Spacewalk 91 with Astronauts Nick Hague and Suni Williams (Official NASA Broadcast) - YouTube
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