It's been 3985 days
since New Horizons'
closest approach
to Pluto on
July 14, 2015.
It's been 2718 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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83rd day of Spring
10 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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124 years ago, in 1801:
Giuseppe Piazzi of Italy discovers the largest asteroid, Ceres.
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20 years ago, in 1905:
At the Lick Observatory, Charles D. Perrine discovers Elara, the eighth largest moon of Jupiter.
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315 years ago, in 1610:
Galileo sees three of the four "Galilean" moons of Jupiter for the first time through a telescope.
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135 years ago, in 1790:
Caroline Herschel discovers her third comet, Comet C/1790 A1 (Herschel).
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37 years ago, in 1888:
James Edward Keeler is the first to view what is known as the Encke Gap in Saturn's A ring, using the 36 inch telescope at Lick Observatory.
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283 years ago, in 1642:
Galileo Galilei dies at age 77 in Arcetri, Grand Duchy of Tuscany, Italy.
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315 years ago, in 1610:
Galileo noticies one of the three "Galilean" moons has disappeared; leading to his belief they were moons.
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138 years ago, in 1787:
William Herschel discovers two moons of Uranus, Oberon and Titania.
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18 years ago, in 1907:
Sergei Korolev, the Soviet "chief designer", is born in Zhytomyr, Russian Empire.
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315 years ago, in 1610:
Galileo discovers the fourth "Galilean" moon of Jupiter.
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139 years ago, in 1786:
Comet 2P/Encke is first viewed by French astronomer Pierre Mechain.
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17 years ago, in 1908:
Pasiphae, the largest retrograde moon of Jupiter, is discovered by Philibert Jacques Melotte.
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140 years ago, in 1785:
NGC 2359 (Thor’s Helmet), a bright nebula in the constellation Canis Major, is discovered by William Herschel.
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