Astronomy Fact of the Day: July 11, 2018

Tonight Mercury reaches greatest eastern elongation. This means it will reach its highest altitude for the current evening apparition. If you would like to see Mercury, find a clear western horizon around 9pm.

Night Sky Update For The Week of July 10, 2018

This is the Saint Louis Science Center’s NIGHT SKY UPDATE for the week of Tuesday, July 10. All times are given as local St. Louis time (Central Daylight Time). For definitions of terminology used in the night sky update, click the highlighted text. Information updated weekly or as needed. Join us for our next star… Continue reading

Astronomy Fact of the Day: July 10, 2018

Uranus was the 2nd planet discovered to have rings. It has 13 rings and 27 moons. This ice giant planets has only been visited by the Voyager 2 spacecraft which made its close approach in 1986.