On Tuesday, two NASA astronauts who had been in orbit since June, Suni Williams and Butch Wilmore, splashed down in calm, ...

“Currently, no other known large asteroids have an impact probability above 1%,” the agency noted. If the asteroid did hit the Earth, it would do so at some 10.6 miles per second or about ...

NASA is tracking an airplane-sized asteroid dashing past Earth today at a speed of 38,922 ... of a small building disintegrated about 12.4 miles above the city of Chelyabinsk, leaving behind ...

an area that is not visible from Earth, taken after the lander transitioned from a high elliptical orbit to a lower elliptical orbit — about 120 kilometers (74.6 miles) above the surface — the ...

The density at 250 miles above Earth is decreasing by about 2% a decade and is likely to intensify as society pumps more greenhouse gas into the atmosphere, said Ingrid Cnossen, a space weather ...

Advertisement The Falcon 9 booster rocket reached a maximum altitude of about 120 miles above Earth before ... returning data to Earth, but location, position unclear March 6 (UPI) -- The ...

Elon Musk and SpaceX are looking to bring Barry "Butch" Wilmore and Suni Williams, the pair of U.S. astronauts that have been in space much longer than NASA originally planned, back to Earth soon.

Astronauts orbiting 250 miles above Earth got a front-row seat to destruction ... blasted off shortly after 5:30 p.m. CT on March 6 from the aerospace company's private spaceport in Boca Chica ...

Shortly after firing its engines Feb. 18, the spacecraft caught a glimpse of the moon taken about 75 miles above the surface that shows the Earth rising ... as soon as March 6 on the moon's ...

Arctic sea ice growth was slow in February, leaving extent at record-low levels for the end of the month. In the Antarctic, ...

A newly unveiled photo captured by an astronaut on the International Space Station (ISS) provides a rare glimpse at an upward ...