A modest NASA space telescope with grand ambitions will soon launch into an orbit around Earth. Here's why scientists are ...

The findings it beams back to Earth during its two-year mission could help astronomers solve age-old mysteries, including how ...

Called SPHEREx, and set for launch on a SpaceX Falcon 9 rocket from Vandenberg Space Force Base no sooner than Tuesday night, ...

Alongside SPHEREx, NASA will also launch PUNCH (Polarimeter to Unify the Corona and Heliosphere), a mission with four ...

SPHEREx, NASA's latest space telescope, was initially set to launch aboard a SpaceX Falcon 9 rocket in late February. But the ...

The cosmos is riddled with evidence that the universe began with an exotic, unfathomably rapid expansion, but scientists ...

Two Mars gravity assists are expected, and NASA astronauts Suni Williams and Butch Wilmore are finally set to come home from an extended stay on the International Space Station. Here are five space ...

NASA and SpaceX are set to launch the SPHEREx and PUNCH missions on March 4, aiming to explore cosmic origins and the Sun’s ...

Seven planets will be briefly “visible” in the evening sky Friday night, but the best chance to see as many as four planets ...

After dusk on Friday night, seven planets are expected to align in the night sky. But you'll need binoculars or a telescope to see them all.

No American spacecraft has successfully landed intact and upright on the moon since Apollo 17 in 1972, but one private space ...