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C/1847 T1 is the formal name of one of these astronomical objects |
a comet
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$400 |
J |
SCIENCE & SCIENTISTS |
2021-04-01 |
#8369 |
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Observed in 2019, 2I/Borisov is the first identified one of these bodies of rock & ice to visit from outside our solar system |
a comet
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$1,200 |
DJ |
SCIENCE NOW! |
2020-05-27 |
#8223 |
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A coma is the hazy atmosphere of gases that forms around one of these as it nears the sun |
a comet
|
$800 |
DJ |
SPACE SCIENCE |
2019-12-30 |
#8126 |
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Ison, one of these space travelers, was called a "sungrazer", passing within 684,000 miles of the surface |
a comet
|
$400 |
DJ |
TRUST THE SCIENCE |
2016-12-16 |
#7425 |
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In 1702 Maria Winckelmann Kirch became the first woman to discover one of these heavenly travelers |
a comet
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$400 |
DJ |
WOMEN IN SCIENCE |
2016-03-28 |
#7266 |
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The tail of this body is formed when ice turns into gas as it gets closer to the sun |
a comet
|
$800 |
J |
SCIENCE |
2003-01-08 |
#4228 |
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When the Earth crosses the orbit of one of these travelers, a meteor shower ensues |
a comet
|
$400 |
DJ |
PHYSICAL SCIENCE |
1988-05-13 |
#865 |