Aerospace

The world’s richest man, Elon Musk, owes his superstar success to self-satisfied competitors who blew obvious opportunities

The world’s first commercial space walk, performed by billionaire Jared Isaacman and SpaceX engineer Sarah Gillis, tested new technology and was practically flawless

Starliner’s first crewed test flight has concluded with a successful touchdown—and two astronauts still in orbit awaiting a different ride home

The Polaris Dawn mission—a partnership between SpaceX and billionaire Jared Isaacman—will soar to historic heights and attempt the first-ever commercial spacewalk

A Saskatchewan farmer’s near miss with potentially lethal debris falling from orbit highlights the skyrocketing risks and murky politics of space junk

On its first crewed flight, troubling technical glitches with Boeing’s Starliner spacecraft have left two astronauts in limbo onboard the International Space Station

Warming temperatures are likely to mean that more of your plane ride will have rocky conditions, creating potentially dangerous situations

After the spectacular success of the first-ever “Marscopter,” mission planners have soaring ambitions for follow-up flying machines

Hydrogen could help make flying greener, but switching away from fossil fuels poses some hefty challenges

Rotating detonation engines developed by NASA and others could spark a rocketry revolution

We should return samples from Mars to answer fundamental scientific
questions. That could mean stretching out the mission to keep NASA’s
other projects intact

Amid rising numbers of cyber threats, safeguarding our satellites is no longer optional but a necessity for global security and reliability