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The first Earth-size exoplanets were found by the NASA satellite launched in 2009 & named for this 17th c. German astronomer |
Kepler
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$1,200 |
DJ |
TO THE EXOPLANETS! |
2023-11-06 |
#8966 |
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So far about 2/3 of all exoplanets discovered have been found by the space telescope named for this German astronomer |
Kepler
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$1,600 |
DJ |
EXOPLANETS |
2021-11-16 |
#8512 |
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The first 2 of this German astronomer's laws of planetary motion appeared in his 1609 work "Astronomia Nova" |
Kepler
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$1,200 |
DJ |
ASTRONOMERS |
2013-06-19 |
#6633 |
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This 17th century German astronomer's 1st law states that the planets move in elliptical orbits around the sun |
Kepler
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$2,000 |
DJ |
THE SOLAR SYSTEM |
2004-05-28 |
#4555 |
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According to one of this German's laws of motion, planets travel faster when they are closer to the sun |
Johannes Kepler
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$500 |
J |
ASTRONOMY |
1999-12-31 |
#3530 |
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In the early 17th century this German discovered that the planets orbit the sun in ellipses |
Johannes Kepler
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$600 |
DJ |
ASTRONOMY |
1997-03-03 |
#2886 |
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German astronomer whose laws of planetary motion were published in 1609 |
Johannes Kepler
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$800 |
DJ |
ASTRONOMY |
1986-04-23 |
#423 |