On July 11, 1979, the abandoned U.S. space station Skylab made a spectacular return to Earth as it burned up in the ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

U.S. Chief of Space Operations Gen. Chance Saltzman said the exercise will send a "clear message" that Space Force is ...

On July 10, 1962, the communications satellite Telstar 1 was launched from Cape Canaveral, Florida, on a mission to beam live ...

Pharmaceutical scientists come up against a hard limitation here on Earth: gravity. Varda Space wants to change that. The ...

Astronomers claim to have found new evidence supporting a controversial observation that our galaxy is residing in an ...

But these Mission Extension Vehicles don't have the ability to transfer fluids from one satellite to another. That is the ...

For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...

China’s Shijian-21 and Shijian-25 satellites, known as SJ-21 and SJ-25 for short, likely docked together in geosynchronous ...

A giant gas planet comparable in size to Saturn exists around a small red dwarf star. The discovery is beyond the scope of ...

Not much can surprise someone who partook in four shuttle missions and three space walks during a 36-year career with NASA.

The new CdTe-on-glass technology offers a lighter, cheaper, and highly radiation-resistant alternative, targeting 20% ...