Before 1992, it wasn’t entirely clear just how common planets are in the universe. We knew they existed here in our solar system, by virtue of living on one and seeing others in the night sky.

Jupiter’s moon Ganymede, the largest moon in our Solar System. Image: NASA Observations taken 20 years apart by the Hubble Space Telescope suggest that water vapor is present in the atmosphere ...

The volcano, known as Hunga Tonga-Hunga Ha’apai, shot millions of tons of water vapor high up into the atmosphere, according to a study published Thursday in the journal Science.

Water vapor has been detected in the atmosphere of a Neptune-size exoplanet about 150 light-years from Earth, according to research presented Thursday by astronomers at the University of Kansas.

Water vapor was spotted near the rocky exoplanet GJ 486 b. That could indicate the presence of water in its atmosphere, or it could also be from another source.

When Tonga's Hunga Tonga-Hunga Ha'apai volcano violently erupted earlier this year, it spewed an unprecedented amount of water vapor into the atmosphere — and it will likely have noticeable ...

Rocket launches reveal water vapor effect in upper atmosphere Date: March 1, 2021 Source: University of Alaska Fairbanks Summary: Results of a 2018 multirocket launch will help scientists better ...

But astronomers aren't sure yet if GJ 1214b is a water world because water vapor absorption and methane absorption can look similar in observations. "This is not a primordial atmosphere," Kempton ...

And although most of the country’s corn is farmed in the Midwest and Plains region, the effects of corn sweat can be felt far ...

This means the atmosphere is literally awash in water vapor. Sign up for the Live Science daily newsletter now. Get the world’s most fascinating discoveries delivered straight to your inbox.

The National Weather Service has already issued more than 3,600 flash flood warnings across the United States in 2025, and ...

In general, atmospheric rivers pick up water vapor from the warm, moist air of tropical regions and then drop the water over land in cooler regions as rain or snow.