Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

Decades ago, a renegade physicist suggested that gravity isn't so much a force as just a byproduct of the universe's tendency ...

As human missions to Mars approach, the implications of pregnancy in space raise critical questions about conception, ...

A massive doomed exoplanet on a death spiral toward its parent star has three possible catastrophic fates. A massive planet ...

"We believe that continuing such activities will further expand our horizon in the field of planetary science." ...

What we know about the search for ‘Planet Nine’ in our solar system - The idea of a massive undiscovered planet has been ...

Astronomers have found 2023 KQ14, nicknamed Ammonite, a rare sednoid with a unique orbit that challenges the Planet Nine ...

The Vera Rubin telescope is poised to kick off an explosive era of discovery. "It's like old-fashioned astronomy: Find the ...

James is a published author with four pop-history and science books to his name. He specializes in history, strange science, ...

However, giving birth, and looking after a newborn, would be far more difficult in zero gravity. After all, in space, nothing stays still. Fluids float. So do people. That makes delivering a baby and ...