StarChild: The planet Mars

Mars: The Red Planet. Some of the meteorites found on Earth are actually pieces of the planet Mars. ... The temperature on Mars can be very, very cold. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/mars.html - 8k

What is happening with Mars this month?

Question: What is happening with Mars this month? ... On August 27, 2003, Mars and Earth will be separated by a mere 55.76 million km (34.65 million miles). ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question60.html - 6k

StarChild: Facts about Mars

Facts about Mars. Average Solar Distance, 228 million km. Revolution Period, 686.98 Earth days. Rotation Period, 24.6 hours. Equatorial diameter, 6786 km. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/mars_facts.html - 4k

StarChild: Mars' Natural Satellites

Mars' Natural Satellites. Name, Diameter, Distance from Mars. Phobos, 25 x 22 x 18 km, 9,378 km. Deimos, 16 x 12 x 10 km, 23,459 km. Return ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/mars_satellites.html - 4k

StarChild: Did you know... (Mars)

Did you know...? Small rovers landed on Mars and found evidence that long ago water flowed freely on the Martian surface. Return ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/mars_know.html - 4k

StarChild: Answer to the Mars Question

And the answer is... Mars is covered by a dirt which has a lot of iron. The iron makes the planet look red. Return to StarChild ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/mars_answer.html - 4k

Why does the United States spend so much money on satellites?

As an example of the beneficial knowledge that satellites have provided, let's look at the recent findings of the Mars Global Surveyor, a satellite currently ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question23.html - 9k

StarChild: Space Probes

This information is important in helping to plan other space missions such as ones to Mars and to Saturn. ... Spirit and Opportunity were headed to Mars. ... http://starchild.gsfc.nasa.gov/docs/StarChild/space_level1/probes.html - 9k

Where did the Moon come from?

The Giant Impactor Theory (sometimes called The Ejected Ring Theory): This theory proposes that a planetesimal (or small planet) the size of Mars struck the ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question38.html - 10k

What does it mean for Mercury to be in retrograde?

How the planet Mars would appear to have both prograde then retrograde then prograde motion is shown in the diagram below. Notice ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question46.html - 6k

Dr. Carl Sagan

As an adult, Dr. Sagan continued to look for answers to questions about science. He was among the first to think that life could have existed on Mars. ... http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level1/sagan.html - 7k

Can Flat Stanley visit StarChild?

He got to look through a telescope at the planet Mars. ... Flat Stanley readies the telescope for looking at Mars. Flat Stanley gets weighed in science class. ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question63.html - 7k

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

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 ...

After you have matched the planets or dwarf planet with their orbits, check to see if each is in its right home. Earth, Jupiter, Mars. Mercury, Neptune, Pluto. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/javascript/planet_go.html - 7k

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

Earth, Planet number: 3. Jupiter, Planet number: 5. Mars, Planet number: 4. Mercury, Planet number: 1. Neptune, Planet number: 8. Pluto, Planet number: 9. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/planet_go_solution.html - 5k

Archive of Questions

How do we know that dark matter exists? [July 2003]. What is happening with Mars this month? [August 2003]. Why are they crashing the Galileo satellite? ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/archive.html - 14k

StarChild: The Asteroid Belt

formed. Most of the asteroids in our solar system can be found orbiting the Sun between the orbits of Mars and Jupiter. This area ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/asteroids.html - 7k

StarChild: Answer to the Asteroid Question

And the answer is... The asteroid belt is located between the rocky planet Mars and the gaseous planet Jupiter. Return to StarChild ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/asteroids_answer.html - 4k

Solar System Shuffle Solution

6. B. The dirt here is full of iron which makes this space body look red. Solar System Object: Mars Matching Card Number: 10. C. Cold ... 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

StarChild: Meteoroids

Large meteoroids are believed to come from the asteroid belt. Some of the smaller meteoroids may have come from the Moon or Mars. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/meteoroids.html - 7k

StarChild: Did you know... (Dr. Frankin Chang-Díaz)

Did you know...? Dr. Chang-Díaz has worked on the technology for future human missions to Mars. Return to StarChild homepage, Return ... http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level1/diaz_know.html - 4k

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