MOSCOW (AP) — Russia's space agency said Wednesday that two cosmonauts scheduled to launch to the International Space Station will be replaced with alternates for medical reasons. Roscosmos said crew ...

Nikolai Tikhonov and Andrei Babkin will no longer fly in April. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest ...

NASA astronaut Chris Cassidy (left) and Russian cosmonauts Anatoly Ivanishin (center) and Ivan Vagner during training. Ivanishin and Vagner were added to the crew in February because of a medical ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. MOSCOW (AP) — Russia’s space agency said ...