Astronomy Daily
Aktuelle
Sonnenbilder:
Stanford SOLAR Center
Big Bear Solar Observatory: Latest Images
Solar Data Analysis Center at NASA Goddard Space Flight
Center:
Current solar
images
The Solar And
Heliosperic Observatory
A full disk archive of the Sun
Staralt
This program shows the observability of objects in various ways: either
you can plot Altitude against time for a particular night, or plot the
path of your objects across the sky for a particular night, or plot how
Altitude changes over a year, or get a table with the best Observing
Date for each object.
The Nine
Planets - A Multimedia Tour of the Solar System
Das
Münchner Astro-Archiv
Prüfen Sie Ihre System-Uhr
Astronomy Notes
(Nick Strobel)
Mein
Astronomie-Händler: Optik Bock
Raumfahrt:
Das
Astrolexikon (AstroInfo)
Astro 99 - Astronomische Daten im Internet
(TU Dresden)
Das
Olberssche Paradoxon: Warum ist es nachts dunkel ?
http://www.niester.de/n_astronomie/olbers_paradox/olbers_paradox.html
http://homepage.mac.com/kosmofaq/6_Kosmos/nachts_dunkel.htm
http://www.astro.uni-bonn.de/~peter/Lectures/intro4.pdf
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