Supernova1987A, Image: ESA/NASA
18 February 1930 Clyde Tombaugh discovers Pluto.
23 February 1987 Supernova 1987A is observed in the Large Magellanic Cloud.
1 February 2003 Space shuttle Columbia disintegrates on its return to Earth.
19 February 1473
Nicolaus Copernicus. Polish astronomer famous for his heliocentric theory – the Sun, not the Earth, is at the centre of the solar system.
15 February 1564
Galileo Galilei. Noted Italian astronomer. Discovered four of Jupiter’s many moons.
4 February 1906
Clyde Tombaugh. American astronomer. Discovered Pluto in 1930.