Jared Isaacman emerged first, joining a small elite group of spacewalkers who until now had included only professional astronauts from a dozen countries.
NASA on Monday approved next month's launch to Jupiter's moon Europa after reviewing the spacecraft's ability to withstand the intense radiation there.
Rocky debris blasted away from the tiny asteroid Dimorphos when NASA's DART spacecraft intentionally slammed into it in 2022 could create the first human-made meteor shower known as the Dimorphids, new study has found.
The news comes after the space agency held a formal review to determine whether it would deem Boeing's Starliner vehicle safe enough to return home with its crew.
NASA's Mars Perseverance rover is continuing to explore the red planet, documenting everything it comes across with a high-quality navigational camera that continues to capture sights never before seen by humans.
A private company operating the first United States moon landing attempt in more than 50 years has admitted there is "no chance" of its spacecraft making a soft landing.
From a barnacle-encrusted cylinder found on a remote beach to an ominous shard of metal discovered on farmland, space junk has turned up in unusual spots.