Peggy Whitson Breaks Another Record in Space

The astronaut Peggy Whitson on Monday surpassed the 534-day record for most time in space by…

Life on Mars: Get to Know the Crew

Six people are living in isolation for eight months on a volcano in Hawaii as part…

SpaceX Makes a First With Second-Hand Rocket

SpaceX launched a “pre-flown” rocket into space on Thursday. If the company can repeat it, this…

7 New Planets Could Host Alien Life

These new Earth-size planets orbit a dwarf star named Trappist-1 about 40 light years from Earth.…

SpaceX Launches Rocket to International Space Station

A Falcon 9 rocket from Elon Musk’s Space Exploration Technologies Corporation, or SpaceX, was launched at…