New Glenn was supposed to fly before dawn Monday, but ice buildup in critical plumbing caused a delay. The rocket is built to haul spacecraft and eventually astronauts to orbit and also the moon.

Astronauts go through multiple hours of exercise per day while in space, but there’s still an adjustment to walk when experiencing Earth's gravity again. 35,542 people played the daily Crossword ...

U.S. Sen. John Glenn speaking with astronauts on the International Space Station via satellite in 2012. Credit: jay LaPrete/ap photo If you love space exploration, chances are you were inspired by ...

Glenn was part of the Mercury Seven, seven astronauts chosen by NASA after President Dwight Eisenhower insisted that all astronauts be test pilots. Produced by Emmanuel Ocbazghi. Original ...

Jeff Bezos's Blue Origin will have to wait a little longer for the long-anticipated maiden orbital flight of its brand-new rocket after a launch attempt dragged on for hours before ...