Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
					1	2      35 years ago, in 1915: Albert Einstein's general theory of relativity is published.
3      46 years ago, in 1904: At the Lick Observatory, Charles D. Perrine discovers Himalia, the largest irregular satellite of Jupiter.	4	5	6      160 years ago, in 1790: William Herschel discovers NGC 12, a spiral galaxy in the Pisces constellation.	7	8	9
10	11	12	13	14	15      159 years ago, in 1791: Caroline Herschel discovers her fifth comet, Comet C/1791 X1 (Herschel).	16
17      47 years ago, in 1903: The Wright brothers make the first powered flight.	18	19      167 years ago, in 1783: Thinking it to be a globular cluster, William Herschel discovers the spiral galaxy NGC 2775 in the constellation of Cancer.	20      50 years ago, in 1900: Michel Giacobini discovers comet Giacobini–Zinner, which was later a target for the ICE spacecraft.	21      162 years ago, in 1788: Caroline Herschel discovers her second comet, Comet 35P/Herschel-Rigollet.	22      982 years ago, in 968: The first clear description of the corona seen during a total eclipse is given by a chronicler in Constantinople.	23      278 years ago, in 1672: Giovanni Cassini discovers one of Saturn's moons, Rhea.
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