Home > 1997 in science

The year 1997 in science and technology had many significant events, including those listed below.

1 Astronomy and space exploration

• February 13 - Tune-up and repair work on the Hubble Space Telescope is started by astronauts from the Space Shuttle Discovery.
• July 4 - Mars Pathfinder lands on the surface of Mars
• August 25 - Launch of Explorer 71 of the Explorer program of spacecraft
• October 30 - First successful test flight of the ESA's Ariane 5The Ariane 5 is an expendable launch system, designed by the European Space Agency (ESA) and manufactured, operated and marketed by Arianespace as part of the Ariane programme. Arianespace builds the rockets in Europe and launches from a space port at Kou expendable launch systemAn expendable launch system is a single-use launch vehicle usually used to launch a payload into space. This is in opposition to a reusable launch system where a single launch vehicle is launched more than once. Most orbital expendable launchers are deriv

2 Aviation

• September 7September 7 is the 250th day of the year (251st in leap years). There are 115 days remaining. Events 1191 Third Crusade: Battle of Arsuf Richard I of England defeats Saladin at Arsuf. 1539 Guru Angad Dev ji became the second Guru of the Sikhs 1776 World's - First test flight of the F/A-22 RaptorFor information about the video-game see F-22 Raptor (game The F/A-22 Raptor is a highly stealthy combat jet aircraft built by Lockheed Martin and Boeing Integrated Defense Systems, intended to be the leading United States advanced tactical fighter (ATF)

3 Biology

• February 22February 22 is the 53rd day of every year in the Gregorian Calendar. There are 312 days remaining, 313 in leap years. Events 1290s BC The coronation of Ramses II, on whose face the sun's rays fall each year in Abu Simbel temple. 1281 Martin IV becomes Pop - In RoslinRosslin is a village in Midlothian, Scotland south of Edinburgh. It is the location of Rosslyn Chapel and the Roslin Institute., ScotlandScotland or in Scottish Gaelic, Alba is a country and former independent kingdom of northwest Europe, and one of the four nations comprising the United Kingdom. Scotland occupies the northern third of the island of Great Britain. Scotland took part in a p, scientists announce that an adult sheep named Dolly had been successfully cloned and was born in July 1996
• March 4 - United States President Bill Clinton bars federal funding for any research on human cloning
• July 10 - In London, scientists report their DNA analysis findings from a Neandertal skeleton which support the out of Africa theory of human evolution placing an "African Eve" at 100,000 to 200,000 years ago
• November 19 - In Carlisle, Iowa, Bobbi McCaughey gives birth to septuplets in the second known case where all seven babies were born alive