The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...

A new planet has been spotted forming around a distant star, carving gaps and spiral arms in its disk, offering astronomers a ...

Planetary boundaries outline how far past pre-industrial conditions Earth can get before anthropogenic activity has ...

With 10 times the mass of our planet, and spending only part of its orbit in the habitable zone, Kepler-725c is very ...

This tally of animals’ effect on Earth’s geology, equivalent to that of thousands of extreme floods, most likely is an ...

An asteroid the size of a 10-story building could collide with the Moon in 2032 – and NASA just upped its impact odds again ...

the building blocks of life all over the surface of the planet. Not only is Pluto a planet, but it’s also more of another Earth than any other. It’s the most planet-like planet. Mike Brown ...