NASA is tracking a bus-sized asteroid that will be zooming past the Earth today at a speed of nearly 28,028 miles per hour.

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...

Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

Surveyor, a $1.4-billion infrared telescope designed to detect asteroids and comets that could pose a threat to Earth.

According to scientists, this ambipolar electric field is thought to be just as crucial to Earth as both gravity and ...

Suni Williams and Butch Wilmore returned to Earth on a SpaceX spaceship after their week-long flight turned into nine months ...

Butch Wilmore and Suni Williams left the International Space Station after nine months in space, checking out with two other ...

Dolphins surrounded the SpaceX capsule after it landed in the ocean on the NASA astronauts' successful journey home after ...

A four-member crew, including NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore, left the ISS early Tuesday on ...

Butch Wilmore and Suni Williams, who initially launched aboard Boeing's Starliner capsule, are traveling home.

It was a homecoming that made everyone – and everything – flip for joy.

NASA is a part of an innovation that’s transforming medical tools, all thanks to technology originally designed for space.