Scientists have discovered that a hardy microbe can endure pressures strong enough to pulverize rock, strengthening the case that life might survive the impact of an asteroid blasting it off a planet.

Human health in the space environment will be an important factor in these efforts. Among the concerns NASA should consider ...

A hundred years ago, the scientific consensus asserted that space travel wasn’t just difficult — it was physically impossible ...

What do we gain from space travel? The answer isn’t just out there. It’s all around us. Many of the tools and technologies we take for granted every day can be directly traced to humanity's quest to ...

The Artemis II mission, which took humans on a flyby of Earth’s moon, has opened a new front in the cultural debate over space travel. NASA’s ambitious effort to return humans to the moon is sparking ...

Virgin Galactic is selling space tickets again at $750,000 a seat, up from $600,000, with over 675 customers already waiting for suborbital flights.

NASA's Artemis I mission takes a selfie of the Orion capsule on its way to the moon. Travel beyond the Earth's atmosphere and magnetic fields involves exposure to high levels of radiation from the sun ...