Asteroids - статья по прочим предметам

 

Тезисы:

  • The darkest asteroids have high quantities of hydrated minerals and carbon.
  • There are two hypotheses about how most of the asteroids formed.
  • The most dangerous asteroids are extremely rare, according to NASA.
  • Asteroids that large strike Earth only once every 1,000 centuries on average, NASA officials say.
  • Quick quiz: How many planets orbit our Sun?
  • If you said nine, you're shy by several thousand.
  • Most, but not all, orbit the sun in an asteroid belt between Mars and Jupiter.
  • Otherwise, they might have joined up to form "real" planets.
  • Over time, many of them collided with others and broke apart.
  • When an asteroid, or a part of it, crashes into Earth, it's called a meteorite.
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