Tomorrow marks the beginning of daylight savings time. So remember to set your clocks one hour forward before you go to bed.
Last quarter moon occurs today at 5:20am. The dark patches you see on the moon are ancient lavas that filled huge impact basins. The largest one you see called Oceanus Procellarum.
Earth is the only planet we know that can support liquid water on its surface. There are also two moons thought to have liquid water under their frozen surface. These are Europa and Enceladus.
On this date in 1962 the first Orbiting Solar Observatory (OSO-1) was launched. It primarily studied the UV, x-ray and gamma ray output of the Sun.
Tomorrow morning at 1am you can find the Moon and Jupiter only 4° apart in the southeastern sky. The Moon will be exhibiting a waning gibbous phase.
This is the Saint Louis Science Center’s NIGHT SKY UPDATE for the week of Tuesday, March 6. All times are given as local St. Louis time (Central Standard 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
Earth is one of 4 rocky planets in our solar system. The others are Mercury, Venus and Mars. Earth is the largest with Venus coming in a close 2nd.
On this day in 1923 Sir Patrick Alfred Caldwell-Moore was born. He was a prominent amateur astronomer who authored numerous books on astronomy and created the Caldwell Catalogue of deep sky objects.
Tonight at 8pm if you look south you will find the bright star Sirius. This is the brightest start in our sky because it is the 7th nearest star to the Sun if you include brown dwarf stars.
Earth is the 3rd planet from the Sun taking 365.25 days to complete one revolution. The Moon takes 29.5 days to revolve around Earth. These two periods are the basis for a year and a month respectively.