(CNN) — Here's a look at human spaceflight programs in the United States and around the world. Facts: The United States ended its human spaceflight program with the launch of Atlantis on July 8, 2011, ...

Add Yahoo as a preferred source to see more of our stories on Google. Four astronauts are on the verge of becoming the first humans to venture near the moon in more than half a century since NASA's ...

Gordon Osinski founded the company Interplanetary Exploration Odyssey Inc. He receives funding from the Natural Sciences and Engineering Research Council of Canada and the Canadian Space Agency.

With U.S. astronauts Neil Armstrong and Buzz Aldrin landing on the moon in 1969, an Omega Speedmaster Professional strapped to the latter’s wrist, the United States effectively won its decade-plus ...

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 ...