Uranus was the first planet discovered with the aid of a telescope. Today if you know where to look Uranus can be seen in binoculars. Uranus is currently in the constellation Aries.
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.
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
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.
On this date in 1979, Voyager 2 passed by Jupiter at a distance of 404,000 miles. During this flyby Voyager 2 would also image the Galilean moons Io, Europa, Ganymede and Calisto
During July Mars will get brighter as we get closer to the red planet. When we are close to Mars is when backyard observers can see the surface of the red planet through a telescope.
Uranus is the 7th planet from the sun. This planet is about 1.8 billion miles from the sun which means it takes sunlight about 165 minutes to reach Uranus.
Public Telescope Viewing will be held at the James S. McDonnell Planetarium tonight with the St. Louis Astronomical Society. For more information visit slscorg.staging.wpengine.com
Tomorrow Earth will be at its greatest distance from the Sun. This day is called aphelion and the distance between Earth and the Sun will be roughly 95 million miles.
Today in 1997 the Mars Pathfinder lander and Sojourner rover landed on Mars. The success of this mission helped pave the way for NASA’s current rover missions on Mars.