NASA’s Parker Solar Probe is rewriting everything we thought we knew about the Sun. Launched to explore our star more closely ...

Its atmosphere is mainly composed of hydrogen and helium, like that of Jupiter, our solar system's largest planet. But WASP-121b's atmosphere is not like anything ever seen before.

Researchers have discovered a complex, dynamic, web-like plasma structure in the sun 's middle atmosphere, suggesting that the solar wind — the constant stream of charged particles that flows ...

The moon's thin atmosphere, called an exosphere, has been a puzzle to science for some time. Two main processes were thought ...

It will come within just 3.8 million miles (6.1 million km) of the solar surface, flying into the solar atmosphere for the first time. Yeah, it's going to get pretty hot.

Data from the Parker Space Probe, a NASA spacecraft that launched in 2018 and is now swooping in to gather readings of the sun’s outer atmosphere, or corona, is providing clues about how the sun ...

At its surface, the sun is a toasty 6,000 degrees Celsius. But the outer layers of its atmosphere, called the corona, can be a blistering — and perplexing — 1 million degrees hotter. You can see that ...

Astronomers for the first time have deciphered the three-dimensional structure of the atmosphere of a planet beyond our solar system, revealing three layers like a wedding cake on a ferociously ...