ملف:Kepler-second-law.svgDescriptionKepler-second-law.svg English: Second law of Johannes Kepler Original drawn by Stw using Kig and GIMP SVG version drawn by Arpad Horvath by
ملف:Primera ley de Kepler.svgwith [[:Image:Kepler-second-law.svg]] 2006-03-20T14:06:59Z Harp 262x184 (3826 Bytes) {{en|Kepler's first law}} [[:Image:Kepler-first-law.png|The original
ملف:Kepler-second-law.pngwas here. All following user names refer to en.wikipedia. 2004-04-01 18:45 Stw 250×186×8 (2711 bytes) Kepler's second law of planetary motion English
ملف:Keplero legge delle aree.svgEN: Kepler's Second Law: The planet uses the same amount of time from A to B that it uses from C to D. The two grey areas are of the same size. IT(From
ملف:Kepler second law diagram.svgDescriptionKepler second law diagram.svg Deutsch: Zweites keplersches Gesetz Date 22 November 2011 Source Own work Author Stündle SVG development InfoField
