The team's hypothesis calls for a temporary ring around Earth, which would explain why impacts were constrained to a ...

As energy from the sun reaches Earth, some solar radiation is absorbed by the atmosphere, leading to chemical reactions like the formation of ozone and the breakup of gas molecules. A new approach for ...

The seasonal variations of methane in the Martian atmosphere is an intriguing clue that there might be life hiding under the ...

Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature ...

The James Webb Space Telescope has captured images of galaxies from a time when the Universe was less than a billion years ...

Even JWST can’t separate these tiny planets from their host stars – as they orbit their stars too closely. But there is a way ...

The sun's solar weather has caused several atmospheric events since the star entered its maximum phase. See the sun's effect.

“He brought back with him the observations of how fragile this planet is, how we have to protect it,” Wolfond ... that are ...

The planet Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. There’s nothing to walk ...

Jupiter is now well up in the east in the early evening, so we're now able to see the two brightest planets (Venus and ...

Those rings are rock and ice that span thousands of kilometers around the planet. They are the hallmark of Saturn, but ring systems exist ... Earth's climate cooled but carbon dioxide stayed high in ...