Fusion has long been the propulsion end-goal for interplanetary travel, and a U.K.-based company thinks on its way to achieving that dream.

SPHEREx hopes to solve some of the universe's biggest mysteries, while PUNCH will study the sun’s outer atmosphere, the corona. Here's what to know.

The total lunar eclipse that unveiled a reddish blood moon overnight to nearly half of Earth looked a bit different from ... From Earth, the cosmic lineup of the moon, Earth and sun caused the moon to ...

NASA is now targeting an evening launch window for PUNCH and SPHEREx that opens at 10:09 P.M. EST on Tuesday, March 4. On March 2, a SpaceX Falcon 9 rocket is scheduled to launch the Polarimeter to ...

Discovered on April 5, 2024 by the Asteroid Terrestrial-impact Last Alert System (ATLAS), it is a nonperiodic comet that's traveling on an orbit that won't bring it back to the sun's neighborhood ...

Every six months, the equinox splits Earth's day almost in half. Here's how it happens—and ... Our planet normally orbits the sun on an axis that’s tilted 23.5 degrees, meaning that the ...

In North America, the total lunar eclipse will start around 12:55 a.m. ET on Friday. Telescopes and binoculars aren't necessary but can enhance viewing.