It's been 4025 days
since New Horizons'
closest approach
to Pluto on
July 14, 2015.
It's been 2758 days
since New Horizons'
closest approach
to 2014 MU69 on
January 1, 2019.
Questions? Comments?
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Current Date
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30th day of Summer
63 days until Fall
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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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200 years ago, in 1675:
John Flamsteed is appointed as the first Astronomer Royal; The King's Astronomical Observator.
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60 years ago, in 1815:
Heinrich Wilhelm Olbers of Germany discovers a periodic comet, 13P/Olbers.
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17 years ago, in 1858:
Friedrich August Theodor Winnecke 'rediscovers' comet 7P/Pons–Winnecke.
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94 years ago, in 1781:
William Herschel discovers the planet Uranus; first planet discovered through a telescope.
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23 years ago, in 1852:
16 Psyche, one of the ten most massive objects in the asteroid belt, is discovered by the Italian astronomer Annibale de Gasparis from Naples.
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94 years ago, in 1781:
M96 (NGC 3368), an intermediate spiral galaxy in the constellation Leo, is discovered by Pierre Méchain.
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191 years ago, in 1684:
Giovanni Cassini discovers one of Saturn's moons, Tethys.
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35 years ago, in 1840:
John William Draper takes the first successful photograph (Daguerreotype process) of the Moon.
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94 years ago, in 1781:
M105 (NGC 3379), an elliptical galaxy in the constellation Leo, is discovered by Pierre Méchain.
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220 years ago, in 1655:
Christiaan Huygens discovers Saturn's largest moon, Titan.
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64 years ago, in 1811:
The French astronomer Honore Flaugergues discovers the Great Comet of 1811 (C/1811 F1), visible to the naked eye for about 260 days.
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73 years ago, in 1802:
Heinrich Wilhelm Olbers of Germany discovers the third largest asteroid, Pallas.
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68 years ago, in 1807:
Heinrich Wilhelm Olbers of Germany discovers the second largest asteroid, Vesta.
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