Hello ladies and gents this is the Viking telling you that today we are talking about
Need-to-Know Things About Mars
1.SMALL PLANET
If the Sun were as tall as a typical front door, Earth would be the size of a dime, and Mars would be about as big as an aspirin tablet.
2.FOURTH ROCK
Mars orbits our Sun, a star. Mars is the fourth planet from the Sun at an average distance of about 228 million km (142 million miles) or 1.52 AU.
3.LONGER DAYS
One day on Mars takes a little over 24 hours. Mars makes a complete orbit around the Sun (a year in Martian time) in 687 Earth days.
4.RUGGED TERRAIN
Mars is a rocky planet. Its solid surface has been altered by volcanoes, impacts, winds, crustal movement and chemical reactions.
5.BRING A SPACESUIT
Mars has a thin atmosphere made up mostly of carbon dioxide (CO2), argon (Ar), nitrogen (N2), and a small amount of oxygen and water vapor.
6.TWO MOONS
Mars has two moons named Phobos and Deimos.
7.RINGLESS
There are no rings around Mars.
8.MANY MISSIONS
Several missions have visited this planet, from flybys and orbiters to rovers on the surface.The first true Mars mission success was the Mariner 4 flyby in 1965.
9.TOUGH PLACE FOR LIFE
At this time, Mars' surface cannot support life as we know it. Current missions are determining Mars' past and future potential for life.
10. RUSTY PLANET
Mars is known as the Red Planet because iron minerals in the Martian soil oxidize, or rust, causing the soil and atmosphere to look red.
and as always have a chilled day from the Viking
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