On October 23rd, 2014, we updated our
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Front of card Picture & name of planet Back of card 7 stats (# of moons, names of moons, atmosphere, etc.)
Venus, goddess of love & beauty, springtime & flowers “ morning star” & “evening star” Earth’s twin- similar in size retrograde rotation = rotates backwards (east west)
sulfuric acid clouds
greenhouse effect- atmosphere traps heat
Whenever you see a bright object in the west after sunset, it is probably Venus.
The morning sky looking east
Gaea, Earth goddess (ancient Greeks thought of her as Terra Mater ) Earth Mother Earth & moon 70% covered with water only planet with oceans
3 main layers-
Mars, Roman god of war “ red planet” atmosphere mostly CO 2 polar ice caps covered by layer of frozen CO 2 tilted axis causes seasons
Mars is so cold that carbon dioxide (dry ice) freezes on the winter pole and Venus is so hot that tin and lead would melt on its surface.
Mars and Earth size comparison
polar ice cap
Is there life on Mars ?
Phobos - larger moon
27 km in diameter
Deimos - smaller
15 km in diameter
both covered with craters
Spacecraft to Mars
Journey of the Pathfinder
360 Degree Panorama Mars Pathfinder Landing Site
Rover Sojourner The rover "Sojourner" is a six-wheeled vehicle which is controlled by an Earth-based operator, who uses images obtained by both the rover and lander systems. Note that the time delay is about 10 minutes, requiring some autonomous control by the rover.