For generations, humans have dreamed of leaving Earth and exploring new worlds. From the first steps on the Moon to modern ...

When it comes to a timeline for putting humans on Mars, SpaceX SPCX CEO Elon Musk and NASA Administrator Jared Isaacman have ...

Astrophysicist and science writer Adam Becker discusses why the dream of life on Mars may be out of reach, maybe for centuries to come.

NASA is at the precipice of a new era of Mars exploration that will hopefully expand to a ubiquitous presence at the Red ...

NASA aims to travel to the moon again—and beyond. Here’s a look at the 21st-century race to send humans into space.

We know Mars has water ice in its polar regions, but astronauts (and their solar-powered equipment!) would much rather ...

A look at the science behind Elon Musk's goal of a million-person city on Mars, and why planetary scientists say terraforming the planet to make it habitable would take centuries, if it's possible at ...

Musk said SpaceX plans to launch five uncrewed Starship rockets to Mars in 2026, followed by the first manned missions either ...

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

Update on 14 February: Two crew members made their first “Mars walk” on the 10-metre-long by 6-metre-wide simulated Martian surface at 1300 Moscow time. It lasted for one hour and 12 minutes. The next ...

Add Yahoo as a preferred source to see more of our stories on Google. Here on Earth, I have run a few marathons — in Philadelphia, New Jersey, and Florida, I've managed to wheeze, sweat, and drag my ...

Long-term space travel is bad for your health. Very bad. Being in space exposes humans to dangerously high levels of radiation; extended exposure to microgravity can damage a range of organ systems, ...