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With easy and simple narrated texts educational games and incredible illustrations children will learn basic information about space.
Whats in space. Space is also filled with many forms of radiation that are dangerous to astronauts. Away from city lights on a clear night you might see the beautiful band of the milky way stretching across the sky. This is approximately 160 kilometers 100 miles above the surface. What is in space besides planets and stars.
When you look up at the night sky you see stars and sometimes the moon and the brighter planets. The universe is a vast expanse of space which contains all of everything in existence. Even the emptiest parts of space contain at least a few hundred atoms or molecules per cubic metre. Scientists believe the universe is still expanding outward.
The exact size of the universe is unknown. Space is usually thought to begin at the lowest altitude at which satellites can maintain orbits for a reasonable time without falling into the atmosphere. The universe contains all of the galaxies stars and planets. High energy x rays gamma rays and cosmic rays particles travelling close to the speed of light arrive from distant star systems.
In astronomy and cosmology space is the vast 3 dimensional region that begins where the earth s atmosphere ends. What s in space it is the perfect app for curious children. There are clouds of interstellar dust and the tiny particles that make up the solar wind. Most of the universe is empty space called a vacuum but it is an imperfect vacuum.
What planets are in the solar system what each planet is like the constellations that can be seen in the sky the astronauts the spaceships. Much of this infrared and ultraviolet radiation comes from the sun. Outer space is not completely empty it is a hard vacuum containing a low density of particles predominantly a plasma of hydrogen and helium as well as electromagnetic radiation magnetic fields neutrinos dust and cosmic rays. A black hole is a place in space where gravity pulls so much that even light cannot get out.
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