It's been 3965 days
since New Horizons'
closest approach
to Pluto on
July 14, 2015.
It's been 2698 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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63rd day of Spring
30 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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160 years ago, in 1801:
Giuseppe Piazzi of Italy discovers the largest asteroid, Ceres.
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2 years ago, in 1959:
Luna 1 is the first craft to reach Earth escape velocity or Trans Lunar Injection.
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3 years ago, in 1958:
Sputnik 1 burns up after re-entering Earth's atmosphere.
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2 years ago, in 1959:
Luna 1 misses the moon, and is the first craft to go into orbit around the sun.
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56 years ago, in 1905:
At the Lick Observatory, Charles D. Perrine discovers Elara, the eighth largest moon of Jupiter.
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351 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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171 years ago, in 1790:
Caroline Herschel discovers her third comet, Comet C/1790 A1 (Herschel).
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73 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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319 years ago, in 1642:
Galileo Galilei dies at age 77 in Arcetri, Grand Duchy of Tuscany, Italy.
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19 years ago, in 1942:
Theoretical physicist Stephen William Hawking is born in Oxford, England.
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351 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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174 years ago, in 1787:
William Herschel discovers two moons of Uranus, Oberon and Titania.
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54 years ago, in 1907:
Sergei Korolev, the Soviet "chief designer", is born in Zhytomyr, Russian Empire.
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351 years ago, in 1610:
Galileo discovers the fourth "Galilean" moon of Jupiter.
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175 years ago, in 1786:
Comet 2P/Encke is first viewed by French astronomer Pierre Mechain.
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1 year ago, in 1960:
The maiden flight of the Soviet Molniya carrier rocket is launched.
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2 years ago, in 1959:
The Project SCORE communications satellite burns up in Earths atmosphere.
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12 years ago, in 1949:
The 200-inch Hale Telescope sees "first light".
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53 years ago, in 1908:
Pasiphae, the largest retrograde moon of Jupiter, is discovered by Philibert Jacques Melotte.
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12 years ago, in 1949:
The first flight for X-ray research is made with a U.S. launched V-2, and it detects X-rays from the Sun.
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176 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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3 years ago, in 1958:
The first successful U.S. satellite, Explorer 1, is launched and discovers the Van Allen radiation belts.
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This year:
Mercury-Redstone 2 (MR-2) is launched with Ham the chimp.
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