Ariel

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The Space Shuttle Columbia soars from Launch Pad 39A on July 1 1997 to begin the 16-day STS-94 Microgravity Science Laboratory-1 (MSL-1) mission.

12 Questions About the History of Space Exploration Answered

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

1965) The Gemini-8 Astronauts David R. Scott and Neil A. Armstrong are suited up for water egress training aboard the NASA Motor Vessell Retriever in the Gulf of Mexico. Training for Gemini 8, Gemini-titan-8

50th Anniversary of Gemini 8

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

Abstract vector hi speed internet technology background

History of Technology Timeline

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Leonardo DiCaprio (L) and Kate Winslet in a scene from the motion picture Titanic (1997) directed by James Cameron. Academy Awards, Oscars, cinema, film, movie

9 Love Stories with Tragic Endings

Bakers Dozen of Donuts, or Paczki's

Why Is a Baker’s Dozen 13?

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”

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

Orange basketball on black background and with low key lighting. Homepage 2010, arts and entertainment, history and society

The 10 Greatest Basketball Players of All Time

winter ice melting salt on the ground, pattern as background

Why Does Salt Melt Ice?

Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

All 119 References in “We Didn’t Start the Fire,” Explained

Ariel: References & Edit History

Article Contributors

Primary Contributors

The Editors of Encyclopaedia Britannica

Other Encyclopedia Britannica Contributors

Article History

Type	Description	Contributor	Date
	Modified link of Web site: NASA - Ariel.	Emily Rodriguez	Aug 31, 2018
	Add new Web site: NASA - Ariel.	Gloria Lotha	Sep 26, 2011
	Added NASA acronym.	Richard Pallardy	Sep 09, 2009
	Article added to new online database.	The Editors of Encyclopaedia Britannica	Jul 20, 1998