The binary system, Struve 2486, was first recorded in 1819 by astronomer Friedrich Georg Wilhelm Struve. It can be easily observed through most modest backyard telescopes. Both stars in this binary system are bright, yellow and have a similar magnitude.. Also known as HD 179558 and SAO 48192 and HR 7293.
Tag Archives: Cygnus
NGC 6811: A Smoke Ring of Stars in the Constellation Cygnus
The star cluster NGC 6811 in Cygnus has a unique dark center that some people call “The Hole in the Cluster,” making this a great target for backyard astronomers.
61 Cygni: The Flying Star
61 Cygni is a bright double star in the constellation Cygnus. It’s best viewed in summer and early autumn. This double star is undoubtably intriguing as it lies a mere 11 light years away.
HD 190466: A Deep Cherry Red Treat in Cygnus
HD 190466, also known as Herschel 1470 (HJ 1470), is a variable double star in the constellation Cygnus.It has a pretty cherry red hue and is part of the Chapel Arch viewable from the suburban locations.
NGC 7039: A Cluster in Cygnus’ Sea of Stars
NGC 7039 is an open cluster with close to 100 stars in Cygnus, making it a good target for backyard astronomers in the northern hemisphere in summer.
HD 189751 (SAO 69238): A Double Among a Colorful Stream in Cygnus
HD 189751 is a variable and double star in the constellation Cygnus. The binary is also known as SAO 69238 and STT 394. It is a 7th magnitude star.
NGC 6826: A Blinking Planetary Nebula in Cygnus
As one stares at the central star, or uses averted vision, the nebula’s fuzzy cloud may come into view as if turning on a light switch. Because of this, some refer to NGC 6826 as the “blinking planetary.”
NGC 6866: One of Caroline’s Bright Clusters in Cygnus
NGC 6866 is a rich cluster with close to 100 stars, making it a good target for backyard astronomers. Caroline Hershel discovered the cluster in the summer of 1783.
31 Cygni: A Trio of Orange, Blue, and White Stars
31 Cygni is a colorful trio of stars floating on the Milky Way river.
Albireo: A Stunning Double Star of Indigo and Gold
Albireo is a celestial gem—a stunning double star due to the sharp contrast between its indigo and gold color.