
NASA engineers picked up this year where they left off in 2017, conducting a certification test of another RS-25 engine…

The Suomi NPP satellite captured this view of agricultural fires across Central Africa.

On January 16, 1978, NASA announces the first astronaut class in nine years, which included the first African Americans.

In this view, individual layers of haze can be distinguished in the upper atmosphere of Titan, Saturn’s largest moon.

APOD Science APOD APOD: 2018 January 16 – An… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

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APOD Science APOD APOD: 2018 January 13 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss …

This illustration shows the main characteristics of the Jupiter C launch vehicle and its payload, the Explorer I satellite.

Colorful swirling cloud belts dominate Jupiter’s southern hemisphere in this image captured by NASA’s Juno spacecraft.