Like Earth, Saturn has auroras. The aurora on Earth and Saturn are both caused by energetic particles from the Sun interacting with gasses in the planet’s atmosphere.
Tonight the moon will reach perigee. This is when the moon is closest to Earth and is what some call supermoon. Perigee occurs every 27.5 days which is the length of an anomalistic month.
New moon occurs today starting lunation 1181. It is believed that the moon was created through a collision between Earth and another planetary body about 4.5 billion years ago.
Only four spacecraft have visited Saturn. Pioneer 11 and Voyager 1 and 2 flew by Saturn. The Cassini mission stayed in orbit around Saturn studying the ringed planet from 2004 to 2017.
This is the Saint Louis Science Center’s NIGHT SKY UPDATE for the week of Tuesday, June 12. 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
Light from the Sun takes 83.7 minutes to reach Saturn. This is because Saturn on average is 1,426,666,422 km from the Sun.
If you look in the southern sky around 11pm you will see a group of stars that look like the letter “J”. This is the popular summer constellation, Scorpius, the Scorpion.
Tonight Saturn rises at 9:34pm. By 11pm you will also find the famous Teapot asterism just below Saturn in the southeast. This pattern of stars helps us identify the constellation Sagittarius.
Saturn is the 2nd largest planet in the solar system. It has a diameter of roughly 72,000 miles, which makes Saturn 9 times larger than Earth.
Did you know that Earth’s atmosphere contains 78% Nitrogen gas and 21% Oxygen gas. The atmosphere of Venus contains over 90% carbon dioxide gas and less than 5% Nitrogen gas. Venus is visible in the west around 9:00 tonight.