NASA directed five astronauts to board a docked Dragon spacecraft as cosmonauts attempt to address a leak on the International Space Station, a NASA press secretary said Friday.

The X-59, the centerpiece of NASA's Quesst ("Quiet Supersonic Technology") program, is designed to generate mild thumps rather than clapping booms. If all goes to plan, the work it's doing now could help bring widespread supersonic flight back to the U.S.

So why is NASA launching fewer telescopes and planetary science missions than it did a quarter-century ago? The answer is complex. It is not necessarily the money. The space agency’s science budget this year is $7.

In the name of science, those researchers will test the limits of a mobile wastewater treatment system designed to convert human waste into plant nutrients and other sustainable materials. The trial will serve as a stress test of sorts,

The second Artemis mission took four astronauts around the moon and back — the first crewed deep-space flight since 1972. Not everyone gets a chance to put on a space suit, but you can still be an important part of NASA’s human space exploration story ...