Astronomy Fact of the Day: July 30, 2018

The moon is covered in “lunar swirls”, which are light colored swirl features related to magnetic anomalies. The largest swirl is Reiner Gamma, which is located in Oceanus Procellarum and can be seen with a backyard telescope.

Night Sky Update For The Week of July 31, 2018

This is the Saint Louis Science Center’s NIGHT SKY UPDATE for the week of Tuesday, July 31. 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 28, 2018

The constellation Libra the Scales used to be considered part of Scorpius the Scorpion. In fact, the brightest star in Libra is called Zubeneschamali, which means “the northern claw” in Arabic.

Astronomy Fact of the Day: July 27, 2018

Tonight Mars will be at opposition making it the ideal time to observe Mars through a telescope. Mars oppositions occur every 26 months and this year’s will be the best for 15 years.

Astronomy Fact of the Day: July 26, 2018

The oldest planet ever identified, sometimes called the Genesis Planet, is thought to be approximately 12.7 billion years old and is located in the constellation of Scorpius. The planet has a mass approximately 2.5 times larger than Jupiter.

Night Sky Update For The Week of July 24, 2018

This is the Saint Louis Science Center’s NIGHT SKY UPDATE for the week of Tuesday, July 24. 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