A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick, hot atmosphere. TOI-270 d is ...

Scientists thought they saw a distant star swallow a planet for the first time ever. But new observations from the James Webb ...

The European Space Agency (ESA) just released some new snapshots from its Mars Express orbiter that detail the dynamic ...

A Southwest Research Institute-led study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, ...

The sun may rise every morning, but the amount of sunlight reaching Earth's surface can substantially vary over decades, according to a perspective article led by an international research team.

Perseverance just stumbled upon one of Mars’ weirdest rocks yet—a formation covered in dark, spherical shapes with mysterious ...

From its name to its glow in the night sky, Venus has long been associated with beauty. But beneath its soft cloud cover lies one of the most hostile environments in our solar system. With surface ...

Meet the author: Dr. Phil Plait is an astronomer, author, and science communicator with a PhD in astronomy at the University ...

It was a beautiful summer evening in Western Colorado. The Sun had just set and our bright sister planet was just starting to ...

The Geostationary Operational Environmental Satellites (GOES) captured a stunning view of Earth’s western hemisphere, with white clouds and snow, deep blue oceans, and green and brown continents. NASA ...

Researchers at Washington University in St. Louis have run new calculations, suggesting that Venus' outer crust could be experiencing convection—a process where heated material rises and cooler ...