Harmful cuts' jeopardize agency's mission, more than 280 current and former personnel contend in scathing dissent.

Portrait of Dr. Makenzie Lystrup, director of NASA's Goddard Space Flight Center in Greenbelt, Maryland.Credit: NASA On ...

The pontiff was accompanied by astronomers and students participating in the traditional summer school organized by the ...

It took about 50 exploding stars to upend cosmology. Researchers mapped and measured light from Type Ia supernovae, the ...