Planet Fitness is part of that group because its gyms will be open this Fourth of July so members can get in one last gym ...

The space stock has surged 432% over the last year, but has experienced serious volatility along the way.

Whether the Fourth of July means a swim in the lake, a neighborhood parade or an afternoon barbecue, many people like to fit ...

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

Astronomers discovered a planet 25 light-years away that orbits within the habitable zone of its star that could potentially ...

The space rally that kicked off yesterday is rolling straight into Tuesday’s session. Planet Labs (NYSE:PL) stock is up 8% to ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

Scientists have discovered salt clouds surrounding the notable "Pink Planet." The vibrant colored planet is one of the ...

The James Webb Space Telescope has revealed the first atmosphere around a surviving planet around a white dwarf. Credit: NASA ...

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