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High Energy Transient Explorer-2
Table of Contents
Introduction References & Edit History Related Topics
Quizzes
The orbits of the planets and other elements of the solar system, including asteroids, Kuiper belt, Oort cloud, comet
Space Odyssey
Read Next
Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration
Timeline of the Space Race, 1957–69
US Skylab space station in orbit. After the Apollo missions, the next major NASA venture was the Skylab manned earth satellite program. The orbiting laboratory was launched on May 14, 1973, and during the year three separate crewsof three men were sent up
Pro and Con: Space Colonization
In Frankfurt, Germany, a driver uses a car GPS infotainment display system to guide them on a German autobahn. lanes; traffic; navigation; travel; map
How Does GPS Work?
Solar system illustration. (Sun; planets)
A Model of the Cosmos
Spiral Galaxy type Sa-Sb or Sa/Sb in the constellation Virgo. The majestic Sombrero Galaxy Messier 104 (M104) or NGC 4594. The team took six pictures of the galaxy, stitched them together to create the final composite image. Photo from May-June 2003
9 Britannica Articles That Explain the Meaning of Life
Discover
Colorful winter sunset
What's the Difference Between a Solstice and an Equinox?
The Battle of Gettysburg, July 1-3, 1863. (Civil War, Pennsylvania)
9 Worst Generals in History
Monitor. Varanus salvadorii is a monitor lizard found in New Guinea can grows to 2.7 metres (9 ft.) aka Tree crocodile, Crocodile monitor, Salvadori's monitor, artellia, reptile
7 of the World’s Most Dangerous Lizards and Turtles
Nativity Scene, Adoration of the Magi, Church of the Birth of the Virgin Mary, Montenegro
Why Is Christmas in December?
World Data Locator Map: Australia
Is Australia an Island?
Srinivasa Ramanujan, Indian mathematician and autodidact.
6 Interesting Facts about Srinivasa Ramanujan
Indian hijras participate in a religious procession in Gandhinagar, India, some 30 kilometers from Ahmedabad, on March 22, 2017. Hijra is a term used in South Asia which refers to transgender individuals who are born male. (gender identity, gender expression)
6 Cultures That Recognize More than Two Genders

High Energy Transient Explorer-2: References & Edit History

Article Contributors

Primary Contributors

  • Erik Gregersen
    Erik Gregersen is a senior editor at Encyclopaedia Britannica, specializing in the physical sciences and technology. Before joining Britannica in 2007, he worked at the University of Chicago Press on the Astrophysical Journal. Prior to that, he worked at McMaster University on the ODIN radio astronomy satellite project. 

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Corrected display issue. Mar 20, 2023
The words "gamma-ray bursters" changed to "gamma-ray bursts." Aug 01, 2014
Modified title of Web site: National Aeronautics and Space Administration - High Energy Transient Explorer-2. Aug 30, 2011
Add new Web site: National Aeronautics and Space Administration - High Energy Transient Explorer-2. Aug 30, 2011
Add new Web site: Massachusetts Institute of Technology - High Energy Transient Explorer-2. Aug 29, 2011
New article added. Dec 02, 2010
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