NASA astronauts complete spacewalk which was postponed due to debris risk

Apollo 17 astronaut Harrison Schmitt is the only scientist to have explored the Moon’s surface. Because he was not a pilot, as all previous astronauts were, Dr. Schmitt attended a 53-week course in flight training, logging more than 2,100 hours flying time

NASA’S TESS Spots Planet On Incredibly Short 7.7-Hour Stellar Orbit

NASA Delays Spacewalk, Citing Space Debris Threat to Astronauts