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space exploration
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Astronaut outside the International Space Station Eagle Nebula Apollo 11
Top five milestones in space exploration history
Hurricane Irene Cassini-Huygens spacecraft
Mars exploration: Opportunity and Curiosity rovers
Corona reconnaissance satellite images TIROS 7 International Space Station, 2000
For Students
Buzz Aldrin on the Moon
space exploration summary
Quizzes
View of the Andromeda Galaxy (Messier 31, M31).
Astronomy and Space Quiz
The orbits of the planets and other elements of the solar system, including asteroids, Kuiper belt, Oort cloud, comet
Space Odyssey
Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
All About Astronomy
Soil cohesiveness demonstrated in bootprint of Buzz Aldrin, Apollo 11. footprint; foot print; moon
Space Exploration
Earth from space. Full-hemisphere views of the Earth showing Hurricane Linda at its peak approaching Baja California on 1997 September 11.
Human Exploration: From Earth to Space
Read Next
Apollo 12 astronaut Charles "Pete" Conrad stands beside the U.S. flag after is was unfurled on the lunar surface during the first extravehicular activity (EVA-1) Nov. 19, 1969. Footprints made by the crew can be seen in the photograph.
How Many People Have Been to the Moon?
After a perfect launch, spectators try to catch a last glimpse of Space Shuttle Columbia, barely visible at the top end of the twisted column of smoke.
7 Accidents and Disasters in Spaceflight History
July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.
Will Light-Speed Space Travel Ever Be Possible?
Apollo 11 Lunar Module with its four landing-gear footpads deployed. This photograph was taken from the Command Module as the two spacecraft moved apart above the Moon.
5 Unforgettable Moments in the History of Spaceflight and Space Exploration
Voskhod. The first human in space. Three stills from an external movie camera on the Soviet Voskhod 2 records pilot Aleksey Leonov historic 10 min. spacewalk, March 18, 1965. Leonov extravehicular activities (EVA) was the first human to ever walk in space
The First Space Walk
Discover
Shadow of a man holding large knife in his hand inside of some dark, spooky buiding
7 of History's Most Notorious Serial Killers
The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)
New Seven Wonders of the World
Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
10 Famous Artworks by Leonardo da Vinci
Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society
12 Novels Considered the “Greatest Book Ever Written”
Camel caravan moving across the Sahara desert sand dunes, Morocco, North Africa
How Do Deserts Form?
Government officials are erasing graffiti of Islamic State (ISIS) banner in Solo, Java, Indonesia.
Is It ISIS or ISIL?
A human Inuit skull in a stone chambered cairn in Ilulissat in Greenland. These ancient graves are pre christian and are at least 2000
14 Tough Questions Answered

Crewed spaceflights during the 2000s are listed chronologically in the table. ...(100 of 22189 words)

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