Solar panels are next to useless in the outer solar system, so NASA’s Voyager probes rely on nuclear batteries—technology ...

The heliosphere, a cosmic bubble formed by the Sun, protects our solar system from interstellar threats and influences life's ...

The vernal equinox marks the start of spring in the Northern Hemisphere — so does that mean this is the only day out of the ...

Nine months is a long time to be in orbit. But Butch Williams and Suni Wilmore aren't alone in facing extraordinary ...

NASA’s latest space observatory is targeting a March 8 liftoff, and the agency’s PUNCH heliophysics mission is sharing a ride ...

Climate change is already causing all sorts of problems on Earth, but soon it will be making a mess in orbit around the ...

Firefly's Blue Ghost witnessed Earth blocking out the Sun from its point of view on the Moon, while we experienced a lunar ...

Its primary objective following the March 2 touchdown inside Mare Crisium crater was to deliver 10 NASA instruments ... Given the positions of Earth, the moon, and the Sun, the image recalls ...

A partial solar eclipse occurs when the moon moves between the sun and Earth, but the celestial bodies aren’t perfectly aligned, according to NASA. The moon only blocks part of the sun’s face ...

This week's total lunar eclipse should be mostly clear and relatively warm late Thursday night, technically early Friday ...