Encyclopedia - Canis Major: Encyclopedia - Canis Major
None Monoceros Lepus Columba Puppis Canis Major (Latin for the greater dog) is one of the 88 modern constellations, and was also in Pto...   » Read the article

Encyclopedia - Proper Motion: Encyclopedia Ii - Proper Motion - Introduction
At first sight, stars seem to be in fixed positions with respect to each other, meaning they always form the same figures, and (for examp...   » Read the article

Encyclopedia - Canis Major: Encyclopedia Ii - Canis Major - Stars
Constellations listed by Ptolemy Constellations changed by Augustin Royer in 1679 ... See also:Canis Major, Canis Major - Notable fea...   » Read the article

Encyclopedia - Canis Major: Encyclopedia Ii - Canis Major - Notable Deep Sky Objects
There aren't many bright deep sky objects in this region of sky. The only Messier object in Canis Major is M41 (NGC 2287), an open cluste...   » Read the article

Encyclopedia - Canis Major: Encyclopedia Ii - Canis Major - Mythology
This constellation was known to the easterners from the time immemorial. In early European classical days, this constellation represented...   » Read the article

Encyclopedia - Proper Motion: Encyclopedia Ii - Proper Motion - History
Proper motion was discovered in 1718 by Edmund Halley, who noticed that Sirius, Arcturus and Aldebaran were over half a degree away from ...   » Read the article

Encyclopedia - Canis Major: Encyclopedia Ii - Canis Major - Notable Features
Canis Major's alpha star Sirius is the brightest star besides the Sun as seen from Earth. It is also one of the nearest. The star's name ...   » Read the article