Česká astronomická společnost

Astronomický snímek dne (APOD) - měsíční kalendář

Klíčová slova v měsíci:

4: dust , mars
3: emission nebula , galaxy , moon , Solar System
2: earth , molecular cloud , Orion , saturn , spiral galaxy , star formation , supernova
1: astronaut , astronomy day , cepheid , cyclone , dark matter , dark nebula , disk , duct tape , ecliptic , eta carina , Europe , gamma ray burst , hubble constant , interstellar medium , landsat , laser altimeter , lunar surface , M42 , magnetic field , map , mercury program , moons , nebula , ngc 4603 , north pole , nova , Nova Velorum 1999 , OB associtation , occultation , optical transient , patera , people , plate tectonics , polar ring , san fransisco , scientist , seti , sky , spacecraft , spiral , star , star cluster , star party , star trails , stellar wind , topography , Uranus , venus , volcano , warp