09/16/2020 – Ephemeris – Let’s look at a the naked-eye planets for this week. Plus thoughts on phosphine in Venus’ atmosphere16 Sep 2020, 04:01 UTC
This is Ephemeris for Wednesday, September 16th. Today the Sun will be up for 12 hours and 27 minutes, setting at 7:50, and it will rise tomorrow at 7:24. The Moon, 1 day before new, will rise at 7:20 tomorrow morning.
Let’s look at a the naked-eye planets for this week. Jupiter and Saturn are both low in the southern sky at 10 pm. Jupiter is the very bright one. To the left of it will be the somewhat dimmer Saturn. They are now seemly to close a tiny bit since Jupiter is resuming its eastward motion, and they will cross paths in December. Jupiter will set first at 1:37 tomorrow morning with Saturn following at 2:19. The next planet visible will be Mars which will rise at 9:15 pm. Its now down to 41.3 million miles (66.6 million kilometers) away, as the Earth slowly overtakes it at the rate of about 2.1 million miles (3.1 million kilometers) the last week as the Earth begins to pull abreast of it. Brilliant Venus will rise at 3:42 am as it retreats toward the Sun.
The event times given are for the Traverse City/Interlochen area of Michigan. They may be different for ...