Billionaire private astronaut Jared Isaacman, President Donald Trump's nominee to lead NASA, on Wednesday touted his plans to put U.S. astronauts back on the moon before China gets there and sought to portray himself as independent from SpaceX CEO Elon Musk as he faced his second Senate confirmation hearing.

Jared Isaacman—the presumptive next leader of NASA—answered questions about his plans for the future of U.S. space exploration on Wednesday

Fortune changed in Isaacman's favor when Trump renominated him on Nov. 4, in the wake of media reports saying there was a power struggle occurring over NASA's management. (The agency is currently led, in an acting capacity, by former reality TV star and Secretary of Transportation Sean Duffy .)

Samples collected from the asteroid Bennu are continuing the shed light on the origins of the solar system and how life developed on Earth, scientists say.

NASA's Goddard Space Flight Center in Maryland is facing controversy over potential building closures. Here's what's been going on.

Billionaire private astronaut Jared Isaacman, President Donald Trump's nominee to lead NASA and an ally of Elon Musk, will face his second confirmation hearing on Wednesday before a Senate panel that will examine whether his private-sector experience can steer the U.

Billionaire tech entrepreneur Jared Isaacman returned to Capitol Hill Wednesday for his second confirmation hearing for the role of NASA administrator. Members of the Senate Committee on Commerce, Science, and Transportation grilled him with questions about a leaked document outlining his controversial vision for the agency.

The president withdrew Jared Isaacman’s nomination to lead the space agency in June, but senators of both parties appeared willing to give him a second shot at confirmation.

Tech mogul Jared Isaacman underwent a rare second Senate confirmation hearing to assess his qualifications to lead NASA as its new administrator.

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications including broadband access in rural and remote areas worldwide. It also has caused a surge in light pollution in space that imperils the work done by orbiting astronomical observatories.

"I'm becoming much more optimistic that we may be able to find life beyond Earth, even in our own solar system."

Billionaire spacewalker Jared Isaacman is back before the Senate after being yanked and then renominated by President Donald Trump for NASA's top job.