St. Louis Science Center: Astronomy Fact Of The Day: September 12, 2021

St. Louis MO

13 September, 2021

10:38 AM

Description

Press release from St. Louis Science Center: September 12, 2021 Tomorrow, Mercury reaches greatest eastern elongation. When Mercury is at greatest elongation, that means it is at its greatest separation from the Sun. Mercury will be low in the west 30 minutes after sunset. This press release was produced by St. Louis Science Center. The views expressed here are the author's own.