The Earth's atmosphere also traps heat from the Sun, in what is known as the greenhouse effect, and without this phenomenon, the Earth would be a much colder place, making it much more hostile to ...

Astronomers have spotted an unexpected chemical element high within the atmosphere of two sizzling exoplanets where liquid iron and gems rain down ... WASP-121b is about 855 light-years from Earth.

Satellites in low-Earth orbit are doomed to burn up as they reenter Earth's atmsopehre. (Image credit: PaulFleet via Getty Images) The sky is littered with metal pollution from bits of space junk ...

Astronomers have spotted an unexpected chemical element high within the atmosphere of two sizzling exoplanets where liquid iron and gems rain down from the skies. The two exoplanets, which orbit ...

Ancient oceans with phosphorus-rich waters may have supported some of Earth’s earliest microbial life, according to a new ...

“We find that both exhibit strong linearly increasing trends, coupled with a large surge in magnitude between 330 and 220 ...

Satellite observation of the imbalance between incoming and outgoing radiation in the atmosphere, which causes global warming ...

Source: Jonathan McDowell General Catalog of Space Objects *Data as of April 15, 2025. Satellites in low-Earth orbit eventually have to come down, and companies rely on the upper atmosphere to act ...

The amount of oxygen in the Earth’s atmosphere makes it a habitable planet. Twenty-one percent of the atmosphere consists of this life-giving element. But in the deep past — as far back as the ...