The Northwestern University study analyzed zircon crystals gathered by the Apollo 17 astronauts in 1972. The next research will work to understand how tidal heating could reset the age of the moon.

A program is collecting data from commercial space missions to help determine the effects of space flight on human health.

A Christmas photo of the NASA astronauts who are still stranded on the International Space Station until next year has ...

Sunita "Suni" Williams has been stranded up in space aboard the International Space Station (ISS) since June with partner Barry "Butch" Wilmore. While they will likely not be able to return to Earth ...

Chinsese astronauts are conducting experiments with fruit flies and more aboard the Tiangong space station. Credit: China ...

Here is CNN's look at the most memorable moments of 2024.

Satellites and chunks of space junk come close to colliding on a regular basis. The situation could get dangerously out of ...

NASACrew members aboard the International Space Station celebrate the holiday season in a unique way while living and working at the orbitin ...

NASA astronauts Suni Williams, Nick Hague, Butch Wilmore, and Don Pettit recorded a Christmas message from the International ...

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore have reached their six-month milestone of being stranded on ...

When the astronauts stranded at the International Space Station were pictured wearing Santa hats next to a tiny Christmas ...

SPACE (KXAN) — Two astronauts got what one would consider an out of this world Christmas present this month. Astronauts Suni Williams and Butch Wilmore learned this month that their extended stay ...