StarChild: The planet Venus

Read It Listen, Venus: Earth's Twin. Venus is called the Evening Star. It is called ... Venus and Earth are almost the same size. Venus is the ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/venus.html - 7k

StarChild: Facts on Venus

Facts about Venus. Average Solar Distance, 108.2 million km. Revolution Period, 224.7 Earth days. Rotation Period, 243 Earth days. Equatorial diameter, 12,100 km ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/venus_facts.html - 4k

StarChild: Did you know... (Venus)

Did you know...? The thick clouds which cover Venus cause a "greenhouse effect". ... This is what Venus is like - only much, much hotter. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/venus_know.html - 4k

StarChild: Answer to the Venus Question

And the answer is... The thick clouds in the atmosphere of Venus hold the heat from the Sun in. Return to StarChild homepage, Return ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/venus_answer.html - 4k

StarChild: The Planets and Dwarf Planets

Eight planets have been discovered in our solar system. Mercury, Venus, Earth, and Mars are the planets closest to the Sun. They are called the inner planets. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/planets.html - 7k

StarChild: Multidisciplinary Solar System Activities: Planet Hop

Mercury, 0.38, 87.9 days Earth (1/4 of a year), Venus, 0.91, 224.7 Earth days (2/3 of a year), Mars, 0.38, 686.9 Earth days, Jupiter, 2.54, 11.86 Earth years, ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level2/activity/planet_hop.html - 9k

Dr. Carl Sagan

the universe. Dr. Sagan helped design the Mariner 2 mission to Venus and the Mariner 9 and Viking trips to Mars. He also worked ... http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level1/sagan.html - 7k

StarChild: Answer to the Clyde Tombaugh Question

And the answer is... Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. Return to StarChild homepage, Return to the StarChild ... http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level1/tombaugh_answer.html - 4k

StarChild: Multidisciplinary Solar System Activities: Where does ...

Mercury, Neptune, Pluto. Saturn, Uranus, Venus. Solution. Return to StarChild homepage, Return to the StarChild Main Page, Go to Imagine the Universe! ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/javascript/planet_go.html - 7k

StarChild: Multidisciplinary Solar System Activities: Where does ...

Uranus, Planet number: 7. Venus, Planet number: 2. Return to StarChild homepage, Return to the StarChild Main Page, Go to Imagine the Universe! ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/planet_go_solution.html - 5k

Solar System Shuffle Solution

J. The greenhouse effect is so strong here that this is the hottest planet. Solar System Object: Venus Matching Card Number: 8. Return ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/shuffle_solution.html - 7k

Can you tell me about the other solar systems being discovered?

The red dots mark the orbits of planets b, c, and d. The dashed circles show the orbits of Mercury, Venus, Earth and Mars (inside to outside, respectively ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question10.html - 11k

What is meant by the "life zone" or the "green zone"?

In our solar system, only Earth lies within the green zone. Venus and Mars lie at the very inner edge and outer edge, respectively, of the zone. ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question25.html - 6k

What is space trash?

Some of it floats in space; much of it orbits Earth. You can find it on the surfaces of Venus and Mars and twenty tons of it is actually parked on the Moon! ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question22.html - 8k

StarChild: Answer to the Carl Sagan Question

And the answer is... Five. (Mariner 2, Mariner 9, Viking mission to Mars, Voyager mission to the outer solar system, Galileo mission to Venus). ... http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level1/sagan_answer.html - 4k

How do planets and their moons get their names?

The planet probably received this name because it moves so quickly across the sky. Venus is the Roman goddess of love and beauty. ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question48.html - 8k