Space & Physics

A new laser system aboard NASA’s Orion spacecraft is sending sharper video and more data back to Earth

NASA officials and the Artemis II crew are starting to prepare in earnest for Monday’s lunar flyby—while also trying to fix the mission’s toilet

The Artemis II crew will spend about six hours observing the moon on Monday. Here’s what they’ll be looking for

The third day of the Artemis II mission was relatively quiet, as four astronauts continued on their trek to fly around the moon

Friday is the Artemis II mission’s third official day as it makes a 10-day journey around the moon and back

The menu for NASA’s moon mission has 189 unique items on it and mirrors that of the International Space Station

Artemis II’s AVATAR experiment will see organs-on-a-chip travel to the moon and back, revealing how such a journey affects the body’s cells

Amid a journey of celestial spectacles, the Artemis II astronauts may spot a comet—if it survives a dash past the sun

The second day of the Artemis II moon mission saw the crew perform a series of maneuvers that put the Orion capsule on course for the lunar far side

A single subatomic particle from deep space had the same energy as a baseball pitch, and scientists still don’t know how it got here

Artemis II blasts off on a high‑stakes lunar flyby, marking NASA’s first crewed mission to the moon in decades

The Orion spacecraft just completed its last planned major fuel burn, setting its course for the rest of its 10-day journey around the moon and back