Moons page — updated on February 16th, 2017

Monday, June 21, 2010

Canis Major

Canis MajorCANIS MAJOR the Big Dog is a well-known constellation having the brightest star in the night sky, Sirius. Sirius is ranked at apparent magnitude -1.46. There is a remarkable open star cluster known as M41. There are 4 bordering constellations: Columba, Lepus, Monoceros, and Puppis. Canis Major is also near the more-famous Orion constellation.

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Blog Background

The background has three Hubble Space Telescope images, which are accessible at this Hubble webpage: Hubblesite.org/categories/images.

— LH 95 is a star-forming region in the Large Magellanic Cloud, Dorado constellation.

— Ant Nebula (also called Menzel 3) is an aptly-named planetary nebula located in the constellation Norma.
— Egg Nebula (also called CL 2688) is a protoplanetary nebula in the constellation Cygnus.

HubbleSite Image Links: LH 95, Ant Nebula, and Egg Nebula