The agency is starting down two different paths toward the samples' return, but only one will bring the red rocks home.

NASA officials had an earlier plan to bring the Mars samples back to Earth, but the program slammed into a budgetary ...

Instead of relying on the unproven idea of dark energy, the authors argue that differences in kinetic energy expansion spread ...

Technicians have successfully integrated NASA's Nancy Grace Roman Space Telescope's payload—the telescope, instrument carrier ...

To maximize chances of successfully bringing the first Martian rock and sediment samples to Earth for the benefit of humanity ...

By looking at light from distant exploding stars called supernovas, in 1998 astronomers discovered the universe isn’t just expanding – its expansion is speeding up. But what’s behind this acceleration ...

With 10 instruments and technology tests, Firefly Aerospace's Blue Ghost lander is part of NASA's Commercial Lunar Payload ...

Observing the interactions between dark matter and so-called "dark photons" during a period after the Big Bang called the "cosmic dawn" could help shed light on the universe's most mysterious and ...

The Hubble Space Telescope has been used to study NGC 1052-DF2 — a galaxy that is lacking dark matter. Credit: NASA's Goddard Space Flight Center ...

Dark Matter experiment is a large research effort involving over 200 scientists and engineers at 40 institutions worldwide.

Astronomers used NASA’s James Webb telescope to make the 'record-breaking' space discovery, where they spotted more than 40 ...

A galaxy cluster allowed to spot a record number of stars. Source: NASA James Webb Space Telescope has managed to capture ...