During an equinox, places around the globe experience nearly equal amounts of daytime and nighttime. The second occurrence ...

Cornell University astronomers studying Jupiter's moon Io say tidal heating may help support life in the oceans of Jupiter's ...

This week, meet a “scuba-diving” lizard, marvel at a spacecraft’s longevity, explore hidden physics in a painting, unravel the origins of a “lost prince,” and more.

The Jupiter Icy Moons Explorer (Juice) spacecraft, barreling through our solar system, recently used Earth's gravity to ...

(CNN) — Earth is about to gain a new “mini-moon,” but it won’t stay around for long.

Planetary scientists are confident this moon of Jupiter harbors a deep ocean. A looming question is whether it hosts the ...

From late September until late November this year, a “mini-moon”, called 2024 PT5 by the astrologers who spotted it ...

Earth's orbit will capture a bus-sized asteroid later this month, giving us a second moon for about two months.

Impact craters found around the Earth that were made around the same time could be linked to debris falling from a ring, a ...

Sunspot AR3229 erupted with an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

Say hello to 2024 PT5, Earth’s newest mini-moon. Expected to go into orbit of Earth for a couple of months from Sept. 29, ...