Tuesday marks the tenth anniversary of a huge astronomical milestone: the first and only time we have landed on a comet. The Rosetta probe's lander Philae landed on Comet 67P/Churyumov-Gerasimenko ...
Jamie Carter is an award-winning reporter who covers the night sky. Comet A3, also known as, imaged from the International Space Station on Sept. 20, 2024 by NASA ... [+] astronaut Don Petitt.