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

Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids ...

Natural systems absorb nearly half of all human-generated carbon dioxide, making them one of our most powerful tools for long ...

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

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

The Dyson Sphere is a theoretical megastructure proposed to surround a star and capture its full energy output. While some ...

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

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

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

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

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?