8/13/2023 0 Comments Light blue background sky![]() You’ll likely need binoculars to see it at all in the bright twilight even after Venus becomes obvious. Of course, once the sun has set and the sky darkens, both the moon and planet will command everyone's attention to the western sky for nearly three hours after sunset.īut Venus is not the only planet that is visible on this night.Ībout 4 degrees to its upper left, appearing to shine rather feebly, will be Mars. (Image credit: Chris Vaughan/Starry Night) This sky map shows the location of the moon near Venus and Mars in June 21, 2023. Finally, well off to the south of the main pair is Castor C, a pair of dim red stars. ![]() Furthermore, both A and B are themselves doubles, though much too close to be separated optically (called spectroscopic doubles). In a telescope we see two, Castor A and B. Although it appears as a single star with the unaided eye, it is actually a system of six stars. Pollux now appears a little over twice as bright as Castor and is also one of the 57 standard navigational stars. If true, either Pollux has grown brighter or Castor had faded in the night sky, for there is a noticeable difference between them now. There seems to be some evidence that when they were first chosen to represent the Twins, they actually appeared to be twin stars of equal brightness. And directly above it you should be able to make out two stars, Pollux and Castor, marking the heads of the Twin Brothers, Gemini. ![]() There, you will find a slender sliver of a crescent moon, less than two days after new phase. Starting at 45 to 60 minutes after sundown, look low to the west-northwest horizon. The week's skywatching feast begins Monday evening on June 19, the "Juneteenth" holiday in the United States. Want to check out Saturn's rings or the craters of the moon? We recommend the Celestron Astro Fi 102 as the top pick in our best beginner's telescope guide. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |