January 30th in Astronomy and Space Science
1964 | USSR launches the Elektron 1 and Elektron 2 satellites, designed to study the Earth's radiation belts. This marks the first ever simultaneous spacecraft launch. | |
1996 | Comet Hyakutake (C/1996 B2) discovered by Japanese amateur astronomer Yuji Hyakutake. His second comet discovery in two years, it passed only 16.3 million km (10.1 million miles) from Earth, reached a brightness of magintude 0 and spanned 70°, making it one of the most spectacular comets of the 20th century. |