Moon, Saturn, Jupiter
Look ahead to the waxing moon, Saturn and Jupiter round September 15 to 18, 2021. Jupiter is the brighter of the 2 planets. Each of those worlds handed their oppositions in August. Thus, in September 2021, you’ll discover them already within the east after sundown. They’ll set within the wee hours between midnight and daybreak. The moon will sweep closest to vivid Jupiter on the North American night of September 17 (September 18 at about 07:00 UTC). That’ll be probably the most spectacular night to observe for these worlds. However any night time from September 15 to 18 will likely be nice for trying outdoors and letting the moon information you to them.
To the attention, Jupiter and Saturn might appear to be factors of sunshine. However don’t let that idiot you. They solely look that means due to their distances. Jupiter is greater than 1,300 occasions the quantity of Earth, whereas Saturn has the quantity of over 760 Earths. Each are gargantuan!
Jupiter and Saturn in Capricornus
In mid-September 2021, Jupiter and Saturn shine in entrance of the constellation Capricornus the Seagoat. Capricornus is a far-southern constellation of the zodiac. For that cause, as seen from the Northern Hemisphere, Saturn and Jupiter climb no greater than the winter noonday solar. In the meantime, from the Southern Hemisphere, these good planets soar up excessive, just like the noonday solar of summer season. By the way, the solar yearly passes in entrance of this constellation from round January 19 to February 16.
By September 19, the moon will transfer out of the constellation Capricornus and into the constellation Aquarius. To search out out through which constellation the moon presently lodges, or for any explicit time, go to Heavens-Above.
Jupiter, fourth-brightest heavenly physique
Jupiter is the biggest planet in our photo voltaic system. It’s fifth planet outward from our solar. It ranks because the fourth-brightest celestial object to mild up the heavens, after the solar, moon and the planet Venus. Nevertheless it’s unlikely that you just’ll mistake Jupiter for Venus, or vice versa. Venus blazes away within the western sky after sundown, whereas Jupiter lords over the jap sky. Better of all, the moon helps to reassure you that you just’re taking a look at Jupiter round September 15 to 18.
Saturn, the sixth planet from the solar, is probably the most distant world you may simply see with the attention alone. It pales subsequent to Jupiter, with the king planet outshining Saturn by practically 20 occasions. Even so, Saturn is respectably vivid, shining on par with any 1st-magnitude star.
Backside line: Use the moon round September 15 to 18, 2021, to find the photo voltaic system’s two largest planets, Jupiter and Saturn.
https://earthsky.org/tonight/moon-saturn-jupiter-sep-15-18/ | Moon, Saturn, Jupiter September 15 to 18