On January 28, 1986, the Space Shuttle Challenger exploded after it was launched from Kennedy Space Center in Florida in just 73 seconds which claimed the lives of seven astronauts.

The mission was aborted because more than 1.5 liters of liquid entered the astronaut's suit. The biggest problem was that radio communication was lost and he had to be helped by his partner to get ...

(CNN) — Astronauts Suni Williams and Butch Wilmore, who have been on an unexpectedly monthslong assignment after serving on Boeing’s Starliner crewed test flight, conducted a spacewalk Thursday.