births
John N. Bahcall, American astrophysicist and astronomer, co-developed the Hubble Space Telescope (died 2005)
Related Wikipedia articles
John N. Bahcall
American astrophysicist
John Norris Bahcall was an American astrophysicist and the Richard Black Professor for Astrophysics at the Institute for Advanced Study. He was known for a wide range of contributions to solar, galactic and extragalactic astrophysics, including the solar neutrino problem, the…Source: Wikipedia (CC BY-SA)
Hubble Space Telescope
NASA/ESA space telescope launched in 1990
The Hubble Space Telescope is a space telescope that was launched into low Earth orbit in 1990 and remains in operation. It was not the first space telescope, but it is one of the largest and most versatile, renowned as a vital research tool and as a public relations boon for…Source: Wikipedia (CC BY-SA)
December 30
Day of the year
December 30 is the 364th day of the year in the Gregorian calendar; one day remains until the end of the year.Source: Wikipedia (CC BY-SA)