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APOD: 2018 January 16 – An Elephant’s Trunk in Cepheus
APOD: 2018 January 16 – An Elephant’s Trunk in Cepheus

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

APOD: 2018 January 15 – Rigel and the Witch Head Nebula
APOD: 2018 January 15 – Rigel and the Witch Head Nebula

APOD Science APOD APOD: 2018 January 15 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss  …

APOD: 2018 January 14 – Three Galaxies and a Comet
APOD: 2018 January 14 – Three Galaxies and a Comet

APOD Science APOD APOD: 2018 January 14 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss  …

APOD: 2018 January 13 – Launch and Landing
APOD: 2018 January 13 – Launch and Landing

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

Jupiter-C and Explorer I
Jupiter-C and Explorer I

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

Jupiter’s Colorful Cloud Belts
Jupiter’s Colorful Cloud Belts

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

Explorer I Cutaway Illustration
Explorer I Cutaway Illustration

This image is a cutaway illustration of the Explorer I satellite with callouts.

Jupiter-C Number 27 at ABMA
Jupiter-C Number 27 at ABMA

Jupiter-C Missile No. 27 assembly at the Army Ballistic Missile Agency (ABMA), Redstone Arsenal, in Huntsville, Alabama.

Explorer I Satellite atop Jupiter-C Launch
Explorer I Satellite atop Jupiter-C Launch

Explorer I satellite installed atop the Jupiter-C launch vehicle.

Upper Stages of Jupiter-C with Explorer I
Upper Stages of Jupiter-C with Explorer I

Explorer 1 atop a Jupiter-C launch vehicle in gantry.