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APOD: 1999 April 04 – Hot Gas and Dark Matter
APOD: 1999 April 04 – Hot Gas and Dark Matter

APOD Science APOD APOD: 1999 April 04 – Hot… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

APOD: 1999 April 03 – The Radio Sky: Tuned to 408MHz
APOD: 1999 April 03 – The Radio Sky: Tuned to 408MHz

APOD Science APOD APOD: 1999 April 03 – The… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

APOD: 1999 April 02 – Stars of NGC 206
APOD: 1999 April 02 – Stars of NGC 206

APOD Science APOD APOD: 1999 April 02 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss  …

April 1999 – First Pole-to-Pole Phone Call Made
April 1999 – First Pole-to-Pole Phone Call Made

The first pole-to-pole phone call took place thanks to TDRS-1’s orbit. The phone call lasted 45 minutes and is in…

The Tarantula Nebula
The Tarantula Nebula

Tarantula Nebula resides in the Large Magellanic Cloud, and several of these stars are so old they are now supernovae.

APOD: 1999 April 01 – Ski Mars
APOD: 1999 April 01 – Ski Mars

APOD Science APOD APOD: 1999 April 01… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss   APOD…

APOD: 1999 March 31 – PG 1115+080: A Gravitational Cloverleaf
APOD: 1999 March 31 – PG 1115+080: A Gravitational Cloverleaf

APOD Science APOD APOD: 1999 March 31 – PG… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

APOD: 1999 March 30 – An Anomalous SETI Signal
APOD: 1999 March 30 – An Anomalous SETI Signal

APOD Science APOD APOD: 1999 March 30 – An… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

APOD: 1999 March 29 – NGC 1850: Gas Clouds and Star Clusters
APOD: 1999 March 29 – NGC 1850: Gas Clouds and Star Clusters

APOD Science APOD APOD: 1999 March 29 – NGC… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

APOD: 1999 March 28 – The Coma Cluster of Galaxies
APOD: 1999 March 28 – The Coma Cluster of Galaxies

APOD Science APOD APOD: 1999 March 28 – The… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…