The Very First Close Encounter With Planet Saturn

Today's Image of the Day on Nasa.gov presents us a nice big version of the first spaceborn portrait of Saturn. The image above was taken by the Pioneer 11 spacecraft launched from Cape Canaveral forty years ago, on April 5, 1973. » 4/05/13 12:50pm 4/05/13 12:50pm

The Pioneer Anomaly is finally solved, thanks to 1970s computer graphics

The Pioneer 10 and 11 probes are currently heading out of the solar system, but they're not quite doing it quickly enough. This physics-defying anomaly has stubbornly defied explanation, but an old computer graphics technique has finally solved the conundrum. » 4/04/11 11:07am 4/04/11 11:07am