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Optical telescope
The first built and designed optical telescope as by Galileo. This telescope's main purpose is to make far away objects seem larger and closer. The exact date is not clear but the year is accurate. -
Looking through the the first telescope
Galileo was the first person ever, to look through the first optical telescope. This concluded in making many discoveries about spac that he had observed through the telescope. The date is not clearly known but the year is. -
Jupiters four moons
Galileo was the first person to discover jupiters four moons Io, Europia, Ganymede, and Callisto. The exact date is unknown but the year is. -
Saturns rings
Christian Huygens was the first human to realize that the discovered "moons" of Saturn, are actually rings. The exact date is unknown but the year is. -
Reflecting telescope
The first reflecting telescope ever invented was by Sir Issac Newton. The date exactly is unknown. The year however is. -
The mariner 10 spacecraft
NASA sent the Mariner 10 spacecraft past murcury.there is no exact date. -
Salyut space stations
The soviets Built the very first space station called the Salyut space station. Or Salyut 1. There is no exact date but there is an exact year. -
Voyager 1-2
NASA in the U.S.A. Sent the first spacecrafts to visit Jupiter and its moons.m voyager 1 and 2. -
STS-7 mission
Sally Ride, from California, was the first American women to enter space. She apart of the crew for the STS-7 mission. Her job was to work the robotic arm. -
STS-8 mission
Guion Bluford was the first African American man in space on STS-8 mission. -
Mars pathfinder
NASA and The Glenn research center sent a Mars pathfinder to Mars. This is the first time this has ever happened.the exact date was not given, but the year was.
