Longtime NASA astronaut Don Pettit is set to return from his fourth trip to space on Saturday night. Here are some of his ...

NASA has collaborated with some private players and academic institutions to develop the Quantum Gravity Gradiometer ...

Scientists are developing an advanced quantum sensor for low Earth orbit that can detect the tiniest tremors in Earth's ...

Do you ever feel like a plastic bag drifting through the wind?” reads text over a video of Martha Stewart floating in a ...

The all-female crew spent just four minutes in zero-gravity space, and took much of the time to mug for the camera inside ...

Martha Stewart subtly mocked Katy Perry's brief spaceflight by posting her own zero-gravity experience from 2006. The post ...

Katy Perry and an all-female crew made history on a Blue Origin mission on Monday, becoming the first all-women team to travel to space since 1963. The crew, dubbed "The Six Taking Up Space," included ...

Ask any astronaut who has spent extended periods in the International Space Station what the most challenging part was, and ...

But odd things happen in space, where gravity loses its grip on solids, liquids and gases. Without gravity, hot air expands but doesn’t move upward. The flame persists because of the diffusion ...

Katy Perry and five other women embarked on a historic suborbital flight aboard Blue Origin's spacecraft, reigniting public ...

Exploring the controversy surrounding Katy Perry's flight with Blue Origin's New Shepard and what it means to be an astronaut ...