It's been 3975 days
since New Horizons'
closest approach
to Pluto on
July 14, 2015.
It's been 2708 days
since New Horizons'
closest approach
to 2014 MU69 on
January 1, 2019.
Questions? Comments?
Send me an email:
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Current Date
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72nd day of Spring
21 days until Summer
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Sunday
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Monday
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Tuesday
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Wednesday
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Thursday
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Friday
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Saturday
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100 years ago, in 1843:
The Great Comet of 1843 is first observed.
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30 years ago, in 1913:
Several hundred meteors are seen streaming across the sky from Saskatchewan to Bermuda.
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9 years ago, in 1934:
4179 Toutatis is first sighted as object 1934 CT, but is lost soon after.
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143 years ago, in 1800:
While testing filters for observing the Sun, William Herschel discovers infrared radiation in sunlight.
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379 years ago, in 1564:
Galileo Galilei is born in Pisa, Duchy of Florence, Italy.
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98 years ago, in 1845:
The 72-inch Rosse (Leviathan of Parsonstown) Telescope sees "first light".
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13 years ago, in 1930:
Clyde W. Tombaugh discovers Pluto.
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470 years ago, in 1473:
Nicolaus Copernicus is born in Thorn, Royal Prussia, Kingdom of Poland.
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156 years ago, in 1787:
William Herschel's 40-foot (Great Forty-Foot) Telescope sees "first light".
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327 years ago, in 1616:
Galileo Galilei is ordered by the Inquisition to abandon the Copernican theories.
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160 years ago, in 1783:
NGC 2360 (Caroline's Cluster), an open cluster in the constellation Canis Major, is discovered by Caroline Herschel.
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100 years ago, in 1843:
The Great Comet of 1843 makes a very close perihelion of less than 515,000 miles (830,000 km).
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1 year ago, in 1942:
James Stanley Hey accidentaly discovers radio emmissions coming from the Sun.
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387 years ago, in 1556:
The German astronomer Joachim Heller discovers the Great Comet of 1556 (C/1556 D1).
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