The double star Struve 2840 is located in the northern sky within the constellation Cepheus. Backyard astronomers should find it pretty easy to separate Struve 2840’s two stars, which are separated by 18 arcseconds. The pair is also known as STF 2840, SAO 33819, HD 208063, HR 8357.
Tag Archives: Top Object
NGC 6818: Little Gem Nebula in Sagittarius
Discover the Little Gem Nebula (NGC 6818) in Sagittarius—a vivid blue-green bubble marking a star’s final breath, as I observed through my telescope.
Iota Cassiopeiae: An Unforgettable Triple
Discover Iota Cassiopeiae, a triple star system hidden in Cassiopeia’s “W.” Through a telescope, it reveals a stunning trio of diamond-like stars.
Sigma Orionis: An Attractive Quartet of Stars in Orion
Some consider Sigma Orionis one of the best multiple star systems to view. It makes its home just underneath the belt of Orion near the famous Horsehead Nebula.
Miram (Eta Persei): A Gold and Sapphire Binary on Winter Nights
Miram is a night sky gem and one of the prettiest binary stars in our galaxy. Make your way to the constellation Perseus on a winter night to enjoy the pair.