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Kepler
Kepler's First and Second Laws of Planetary Motions are announced. -
Galileo
Galileo uses telescope for astronomical purposes He discovers 4 Jovian moons, the Moon's craters and the Milky Way galaxy. -
Ole Romer
While in Paris, Danish astronomer Ole Romer measures the speed of light. -
Piazz
Piazzi discovers first asteroid, Ceres. -
Albert Einstein
Albert Einstein introduces his general Theory of Relativity. -
Sputnik
Sputnik, first object to orbit the Earth, launched by the Russians. -
First man-made satelite to orbit the moon
Luna 1, first man-made satellite to orbit the moon, is launched by the U.S.S.R. It was a competition between two Cold War rivals, the Soviet Union (USScontinuing human space presence on the International Space Station. It has also sparked increases in spending on education and research and development, which led to beneficial spin-off technologies.R) and the United States (US). -
Apollo 7
- Apollo 7 is the first manned Apollo mission with Walter M. Schirra, Jr., Donn F. Eisele, and Walter Cunningham. It orbited the earth once.It was the first mission in the United States' Apollo program to carry a crew into space. It was also the first American space flight to carry astronauts since the flight of Gemini XII in November 1966
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Viking 2
Viking 2 lands on Mars on the Plain of Utopia, where it discovered water frost.like its predecessor – found a sterile soil that held no clear evidence of microbial life. -
Pioneer 11 reaches Saturn
Pioneer 11 reaches Saturn, flying to within 13,000 miles and taking the first close-up photograpPioneer 11 spacecraft carried a gold plaque with messages designed to make contact with possible alien civilizations.hs. -
The first manned mission of the Space Transportation System
The first manned mission of the Space Transportation System (STS-1), Columbia , is launched.and returned on 14 April, 54.5 hours later, having orbited the Earth 37 times. -
Thomas Reiter
Thomas Reiter becomes the first European Space Agency astronaut to make two spacewalks (both from the Russian Mir space station). His previous spacewalk was on October 21, 1995, and lasted 5 hours 11 minutes. -
Space Shuttle Discovery lifts off for the International Space Station.
Space Shuttle Discovery lifts off for the International Space Station. They bring supplies and perform a spacewalk of nearly eight hours to install two exterior cranes, along with a variety of tools and equipment for future astronaut use. They deploy the satellite Starshine for studying atmospheric density changes. -
Space Shuttle Atlantis lifts off on a 12-day mission to outfit the ISS
Space Shuttle Atlantis lifts off on a 12-day mission to outfit the ISS, completing the installation of the Zvezda module.
October 11, 2000 - Space Shuttle Discovery lifts off on a 14-day mission to install the Z1 segment, the first piece of the space station truss, and a third docking port (PMA-3) for the Unity adapter. They also test the new 'SAFER' spacesuit backpack propulsion units. -
NASA's Microwave Anisotropy Probe
NASA's Microwave Anisotropy Probe (MAP) is launched on a trajectory for a gravity boost past the moon to a position 1.5 million km outside Earth's orbit. From that position it is to measure cosmic background radiation from the dark extragalactic sky.
