The astronaut who prompted NASA's first medical evacuation earlier this year says doctors still don't know why he suddenly fell sick at the International Space Station.

NASA astronaut Mike Fincke experienced a sudden, unexplained loss of speech aboard the International Space Station, sparking concerns about space health risks. The 20-minute episode showed no signs of a heart attack or choking.

The astronaut, Michael Fincke, experienced a medical emergency in January that rendered him unable to speak, he said.

The Artemis II mission, which will return US astronauts to lunar space, has run into problems that have critics demanding NASA remove the crew from the flight for safety reasons. The bigger question is, why do we have astronauts at all? NASA's Artemis ...

“It was completely out of the blue," said Mike Fincke, who ended up being medically evacuated from the International Space Station, a first for NASA

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a published author with multiple pop-history and science ...

Butch Wilmore said throughout the 240 pages of Stuck in Space: An Astronaut's Hope Through the Unexpected, readers will learn about the experiences that forged his faith.

A new study found that microgravity simulated on Earth hindered sperm cell movement, egg fertilization and embryo development.