Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

With water being so important to life on Earth, scientists often look for it on exoplanets. But some of those worlds might ...

Planet has announced a new class of imaging satellites that will replace a line of spacecraft dating back to the company’s ...

Earth’s turbulent atmosphere makes it hard to detect new planets from the ground. Astronomer Rebecca Jensen-Clem is working ...

An arboretum has launched a youth forum to shape the future of some of the planet's rarest trees. It wants volunteers aged ...

The first picture of a planet outside our solar system may actually depict a swirl of space dust, a new study suggests.

Two recent studies used seismic data from NASA's retired InSight mission to shed light on what lies beneath Mars’ surface and what it means for the planet’s history ...

ESO's Very Large Telescope has observed a rogue planet and revealed that it is eating up gas and dust from its surroundings ...

The widespread death of coral reefs is the first in a series of catastrophic and potentially irreversible tipping points the world may hit, according to a landmark report produced by 160 scientists ...