In 1962 – NASA launched the Mariner 2 unmanned space mission to Venus.

In 1989 – The first direct-to-home TV satellite launched from Cape Canaveral. Marco Polo I delivered the British Satellite Broadcasting service to homes in the UK.

In 2003 – Fairbanks, Alaska got the world’s biggest UPS backup. The city hooked up the world’s largest storage battery, built to provide an uninterrupted power supply of 40 megawatts.

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In 1938 – A New York radio station first used the Philips-Miller system of tape recording on a radio broadcast.

In 1984 – Miss Manners confronted her first computer issue. The columnist responded to a reader’s concern about typing personal correspondence on a personal computer.

In 1996 – Netscape Communications Corp. announced it had partnered with several other big companies to create a software company called Navio Corp. Navio was meant to create an operating system to compete with Windows.

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In 1609 – Galileo Galilei craftily beat a Dutch telescope maker to an appointment with the Doge of Venice. Galileo impressed the Doge and received a lifetime appointment and a doubled salary. Later that autumn, Galileo pointed his telescope to the Moon, and trouble began.

In 1981 – Voyager 2 made its closest approach to Saturn. 8 years later on the same day in 1989, Voyager 2 would make its closest approach to Neptune.

In 1991 – 21-year-old Finnish student Linus Torvalds wrote a newsgroup post about an free operating system he was working on. He said it was “just a hobby, won’t be big and professional like gnu.” His OS would eventually be called Linux.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.