This object is, in fact, a pair: a white dwarf star that steadily burns at a relatively cool temperature and a highly variable red giant.
This object is, in fact, a pair: a white dwarf star that steadily burns at a relatively cool temperature and a highly variable red giant.
Crescent Moon, imaged 2016 December 30 from Mollusk, Virginia with a Canon EOS Rebel T2i DSLR. The Moon waxes in the evening sky this week, coursi...
The bright Sun dissects the airglow above Earth's horizon in this view photographed with a digital still camera from during the STS-107 mission.
To learn how ocean water is melting glaciers, NASA’s Oceans Melting Greenland mission extensively surveyed the coastline of the world’s largest island...
In this image taken in 1985, four members of the Challenger STS-51L crew train on the flight deck of the shuttle crew compartment.
On Jan. 27, 1967, tragedy struck on the launch pad at Cape Kennedy during a preflight test for Apollo 204 (AS-204).
Much like the sky, rivers are rarely painted one color.
Messier 35 and NGC 2158, imaged 2022 February 22 from Alexandria, Virginia with an Explore Scientific AR102 10.2-cm (4-inch) f/6.5 refractor and a...
This colorized schlieren image is of a small-scale model of NASA’s X-59 Quiet SuperSonic Technology airplane.
Mercury is moving from Aquarius to Capricorn in the next 24 hours. #Mercury #Capricorn #Aquarius