NASA astronaut Sunita Williams has completed over 200 days in space even since she reached the International Space Station on June 6 last year. What’s holding her back in space? What hasn’t NASA brough her back to Earth yet?

Sunita Williams, a NASA astronaut who was unexpectedly stuck on the International Space Station for months, has set a new record for total spacewalk time by a woman.

NASA astronaut Sunita Williams is now the woman with the most hours spent in space. Her rival is also still in the running.