_astronomy - 8.de

Newcomb - Zeno.org

http://www.zeno.org/Meyers-1905/A/Newcomb

Keine Beschreibung vorhanden.

Daylight Fireball of August 10, 1972

https://web.archive.org/web/20050120051405/http://www.maa.agleia.de/Comet/Other/1972.html

Keine Beschreibung vorhanden.

Nuncius Hamburgensis - Beitraege zur Geschichte der Naturwissenschaften - GNT - Geschichte der Naturwissenschaften, Mathematik und Technik

https://www.hs.uni-hamburg.de/DE/GNT/research/nuncius.php

Keine Beschreibung vorhanden.

marspages.eu | Off Topic: Neues von Komet ISON

http://www.marspages.eu/index.php?section=news&cmd=details&newsid=729

Newsmeldung

Solar Sailing: Technology, Dynamics and Mission Applications - Colin R. McInnes - Google Books

https://books.google.de/books?id=vfMilANfARYC

Solar sailing - using the sun as a propellant - offers the possibility of low-cost long-distance missions that are impossible with conventional spacecraft. This first comprehensive book on this propulsion method provides a detailed account of solar…

Aktuelles und Meilensteine | Max-Planck-Institut für extraterrestrische Physik

http://www.mpe.mpg.de/5638357/News

Keine Beschreibung vorhanden.

Gravitational Lenses - P. Schneider, J. Ehlers, E.E. Falco - Google Books

http://books.google.de/books?id=sPAIgy9QGBsC

Light observed from distant objects is found to be deflected by the gravitational field of massive objects near the line of sight - an effect predicted by Einstein in his first paper setting forth the general theory of relativity, and confirmed by…

Gravitational Lenses - P. Schneider, J. Ehlers, E.E. Falco - Google Books

https://books.google.de/books?id=sPAIgy9QGBsC

Light observed from distant objects is found to be deflected by the gravitational field of massive objects near the line of sight - an effect predicted by Einstein in his first paper setting forth the general theory of relativity, and confirmed by…