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  • StarChild: The Universe - NASA
    The universe is a huge wide-open space that holds everything from the smallest particle to the biggest galaxy No one knows just how big the Universe is Astronomers try to measure it all the time They use a special instrument called a spectroscope to tell whether an object is moving away from Earth or toward Earth
  • StarChild: The planet Jupiter - NASA
    Jupiter is a large gas planet whose rapid rotation causes the planet to flatten at the poles and bulge at the equator
  • StarChild: The Solar System - NASA
    The Sun is the biggest object in our solar system It contains more than 99% of the solar system's mass Astronomers think the solar system is more than 4 billion years old Astronomers are now finding new objects far, far from the Sun which they call dwarf planets Pluto, which was once called a planet, is now called a dwarf planet
  • Why is Polaris the North Star? - NASA
    But in the year 3000 B C , the North Star was a star called Thuban (also known as Alpha Draconis), and in about 13,000 years from now the precession of the rotation axis will mean that the bright star Vega will be the North Star Don't feel bad for Polaris, however, because in 26,000 more years it will once again be the Pole Star!
  • StarChild: Eris - NASA
    Eris is the largest known dwarf planet in our solar system It is a little larger than Pluto Eris is about 2400 kilometers wide
  • Archive of Questions
    What is the biggest star we know? [May 2000] What is space trash? [June 2000] Why does the United States spend so much money on satellites? [July 2000] How do we search for alien life in the universe? [August 2000] What is meant by the "life zone" or the "green zone"? [September 2000] Why do stars twinkle? [October 2000]
  • StarChild: Dr. Stephen Hawking - NASA
    Stephen Hawking was born in Oxford, England on January 8, 1942 At the age of 17, he enrolled at University College, Oxford
  • StarChild: The Sun - NASA
    The Sun is our closest star It is a member of the Milky Way galaxy The Sun is a yellow dwarf star, which means it is a medium size star It is believed to be over 4 billion years old The Sun spins slowly on its axis as it revolves around the galaxy The center, or core, of the Sun is very hot A process called "nuclear fusion" takes place there
  • StarChild: The Dwarf Planet Makemake - NASA
    After Eris and Pluto, Makemake is the third largest known dwarf planet Along with fellow dwarf planets Pluto and Haumea, Makemake is located in the Kuiper Belt, a region outside the orbit of Neptune
  • Sir Isaac Newton
    Isaac Newton was born in 1643 in Woolsthorpe, England His father was a wealthy, uneducated farmer who died three months before Newton was born





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