While seldom in the news, a United States Air Force craft, launched in May of 2015, remained in space for two years, before finally touching down on Sunday, the Air Force announced. The X-37B, which looks like a much smaller version of the U.S. space shuttles, throughout its over 700 days in orbit, conducted a […]
Today, scientists will launch a sounding rocket 200 miles up into the atmosphere, where in just five minutes, it will take 1,500 images of the sun. The NASA-funded RAISE mission is designed to scrutinize split-second changes occurring near the sun’s active regions — areas of intense, complex magnetic activity that can give rise to solar […]
A relatively large near-Earth asteroid discovered nearly three years ago will fly safely past Earth on April 19 at a distance of about 1.1 million miles (1.8 million kilometers), or about 4.6 times the distance from Earth to the moon. Although there is no possibility for the asteroid to collide with our planet, this will […]
BOULDER, Colo., March 22, 2017—Arctic sea ice was at a record low maximum extent for the third straight year, according to scientists at the National Snow and Ice Data Center (NSIDC) and NASA. On March 7, sea ice extent over the Arctic Ocean reached 14.42 million square kilometers (5.57 million square miles), then gradually began […]