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Vor 5 Tagen · Spica (Alpha Virginis) is the brightest star in the constellation of Virgo, The Virgin. Based on the spectral type (B1V), Spica's colour is blue, which means that the star is one of the hottest stars in the Universe, hotter than our star.
Vor 2 Tagen · Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.
Vor 5 Tagen · This free program is both an Almanac and a Sight Reduction calculator for Astro Navigation using a sextant.
Vor 3 Tagen · Spica is a close double star and among the 20 brightest stars in the night sky. In some parts of the world, this will look like occultation. The Moon will not pass in front of Spica (Alpha Virginis) at any time or is below the horizon at the time of the occultation.
Vor 6 Stunden · The Cosmic Background Explorer ( COBE / ˈkoʊbi / KOH-bee ), also referred to as Explorer 66, was a NASA satellite dedicated to cosmology, which operated from 1989 to 1993. Its goals were to investigate the cosmic microwave background radiation (CMB or CMBR) of the universe and provide measurements that would help shape our understanding of ...
Vor 3 Tagen · Astrologe, Historiker, Philosoph. Rob Hand (1942) ist einer der weltweit bekanntesten und angesehensten astrologischen Autoren. Er befaßt sich vor allem mit der philosophischen und historischen Dimension der Astrologie und programmiert leidenschaftlich gerne Computer.
Vor 5 Tagen · Inklusive einem hochwertigen Objektiv-Sonnenfilter zur gefahrlosen Beobachtung von Sonnenflecken, Finsternisse und Planetentransite. Ein großer Spiegel, gepaart mit hoher Brennweite ermöglichen das Beobachten verschiedenster Objekte am Nachthimmel.
