Part of a spacecraft that launched in 1972 and has been orbiting Earth for 53 years is due to re-enter Earth’s atmosphere in ...

The space-based observatory will scan the cosmos in 102 colors we can't see to unlock the secret history of the universe.

Super-Earths, larger planets similar to Earth, are far more common across the universe than scientists previously believed, ...

New research reveals that shifts in plant life played a key role in speeding up major climate changes during the late Miocene ...

The shower will peak during pre-dawn hours in early May, as fast-moving meteors trail across Earth's atmosphere, thanks to ...

Kosmos 482 was launched in 1972, but will soon make an uncontrolled return to Earth. Here's where the defunct spacecraft may ...

A Soviet space probe built to withstand Venus’ harsh atmosphere will crash into Earth at an unknown location sometime next ...

Scientists previously thought that solar geoengineering—or releasing particles into the atmosphere to reflect solar ...

NASA scientists have sought to understand planet Jupiter, the gas giant whose mass is more than the rest of the planets in ...

In about a week or so, a three foot (one meter) module from the failed Soviet-era spacecraft Kosmos 482 will be reentering ...

For decades, the Kármán Line, set at an altitude of 100 kilometers (or 62 miles) above sea level, has been the widely ...