A rocky world orbiting inside the habitable zone of a nearby red dwarf has drawn interest from astronomers. The exoplanet ...

A Jupiter-size exoplanet orbiting a dead star baffled astronomers. But the planet named WD 1856 b could preview the fate of ...

Sweden's forest growing season could advance by up to 41 days by 2099. Warmer temperatures will accelerate spring growth and ...

Every July, Earth reaches a point in its orbit called aphelion, when our planet is at its farthest distance from the sun.

The planet should not have survived the star's red giant phase—which sees a star balloon to more than 100 times its original ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

Using the Hobby-Eberly Telescope at McDonald Observatory, astronomers have taken a closer look at a nearby exoplanet and ...

On October 8, the world comes together once again for CNN’s Call to Earth Day — the global day of action dedicated to ...

There's still enough time to complete that bucket list.

The Earth is four and a half billion years old, so why they started appearing then is unknown, as is the mechanism to make ...

Some periods in Earth history are so different from our own that they may as well belong to another planet. Many people are ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...