July 27, 2017

AstroChallenge: Beta Monocerotis: A True Triple.

Beta Monocerotis: A finder chart. (Created by Author in StarryNight & Paint).

This week, we’d like to turn your attention towards an interesting object in an often overlooked constellation; Monceros. Sandwiched between the flashier constellations of Orion and Canis Major, this rambling constellation sports an interesting multiple star that should be part of your spring repertoire; Beta Monocerotis. [Read more...]

Astro-Event: Spot the “Double-Double.”

 

 

Epsilon Lyrae finder chart. (Created by Author in Starry Night).

Epsilon Lyrae finder chart. (Created by Author in Starry Night).

 

 

Looking to expand your star-party repertoire beyond Saturn & Albireo? Let me introduce you to a sure northern hemisphere crowd pleaser, the famous “Double-double” star Epsilon Lyrae in the constellation Lyra. Located about 1 ˝ degrees to the northeast of the bright star Vega, this pair is easily resolved in binocs or by the keen eyed observer. The constellation Lyra lies high to the west during the Fall at dusk. But wait, there’s more; each pair is resolvable via moderate sized telescope into a pair of stars, making for a quadruple system. Now for the geometry of what you are seeing; the system is about 162 light years distant. [Read more...]