He who plants a tree plants a hope,” wrote poet Lucy Larcom during America’s Gilded Age of the late 19th century. Today, hope ...

Former astronaut Steve Smith says Astronauts for America aims “to launch another moonshot — this one designed to reunite our ...

Humans have occupied the International Space Station (ISS), which sits at about 248 miles (400 km) above sea level, for 25 ...

NASA is recruiting 4 astronaut simulation volunteers for its yearlong Moon and Mars Exploration Analog mission starting ...

In this roundup of space news, we talk about sugar molecules in space, a call for volunteers for a simulated Moon/Mars mission and next steps for NASA's New Horizons probe.

The history-making crew of Artemis II is making a touchdown in Colorado next month for a special appearance at Red Rocks ...

Scientists are trying to recreate the biology that lets animals survive months without food or water, in hopes of making deep-space travel possible ...

For the first time since four Artemis II astronauts flew around the moon in April, an American is about to head to space.

"A long-term lunar stay would challenge the nervous system in one of the most fundamental ways possible," the neuroscientist ...

NASA is looking for four volunteers to participate in a yearlong simulated deep-space mission at Johnson Space Center in ...

For anyone who has ever wondered whether they could handle life on another planet, NASA is offering a chance to find out -- ...

A look at the science behind Elon Musk's goal of a million-person city on Mars, and why planetary scientists say terraforming ...