How Many Moons Does Venus Have?

by Elizabeth Howell April 22, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter There are dozens upon dozens of moons in the Solar System, ranging from airless worlds like Earth’s Moon to those with an atmosphere (most notably, Saturn’s Titan). Jupiter and Saturn have many moons each, and even Mars has a couple of small […]

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How Far Are The Planets From The Sun?

by Elizabeth Howell April 21, 2014

The eight planets in our solar system each occupy their own orbits around the Sun. They orbit the star in ellipses, which means their distance to the sun varies depending on where they are in their orbits. When they get closest to the Sun, it’s called perihelion, and when it’s farthest away, it’s called aphelion. […]

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The Planets in Our Solar System in Order of Size

by Elizabeth Howell April 21, 2014

If you’re interested in planets, the good news is there’s plenty of variety to choose from in our own Solar System. From the ringed beauty of Saturn, to the massive hulk of Jupiter, to the lead-melting temperatures on Venus, each planet in our solar system is unique — with its own environment and own story to […]

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What Happens When The Poles Flip?

by Fraser Cain March 20, 2014

Have you heard the terrifying news that the Earth’s poles are going to flip? What does “flipping” mean? And if the Earth’s poles do flip, are we in any danger? Remove this ad Fraser Cain on Google+

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New Comet Jacques May Pass 8.4 million miles from Venus this July

by Bob King March 15, 2014

Congratulations to Cristovao Jacques and the SONEAR team!  On March 13 they snared C/2014 E2 (Jacques) in CCD images taken with a 0.45-meter (17.7-inch) wide-field reflector at the SONEAR (Southern Observatory for Near Earth Asteroids Research) observatory near Oliveira, Brazil. A very preliminary orbit indicates its closest approach to the sun will occur on June 29 at a […]

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