[DOC] [TLE] Van Allen radiation belt - Wikipedia [PAR] A radiation belt is a layer of energetic charged particles that is held in place 
around a magnetized planet, such as the Earth, by the planet's magnetic field. 
The Earth has two such belts and sometimes others may be temporarily created. 
The discovery of the belts is credited to James Van Allen, and as a result the ... 
Explorer 1 and Explorer 3 confirmed the existence of the belt in early 1958... [DOC] [TLE] Three Radiation Belts Around Earth | NASA [PAR] ... known as the Van Allen Belts, surrounding Earth were discovered in 1958. ... 
The electrons stream down along these waves, as if they are raining into the ...... 
Earth  known as the Van Allen radiation belts  that Explorer 1 helped discover. [DOC] [TLE] Apollo Rocketed Through the Van Allen Belts | Popular Science [PAR] Sep 19, 2014 ... Contrary to popular belief, the Van Allen Radiation belts didn't spell ... The Van 
Allen belts were discovered by the scientist whose name they ... the Earth's 
atmosphere using sounding rockets and rockoons (small ... Instruments on board 
the Explorer 3 satellite confirmed Van Allen's hunch in March of 1958. [DOC] [TLE] Van Allen Radiation belts News - SciTech Daily [PAR] Since the discovery of the Van Allen radiation belts in 1958, space scientists 
have ... NASA Discovers a Third Van Allen Belt Surrounding Earth ... to gather 
information about the Earth's Van Allen radiation belts, the concentric bands of ... 
It was once feared that these electrons and radiation would affect people on 
Earth and it... [DOC] [TLE] Van Allen radiation belt  Astronoo [PAR] The mission found a third radiation belt hitherto unknown in these dangerous 
regions of space. ... by Geiger counters embedded in the first U.S. satellite, 
Explorer 1. ... radiation called the Van Allen belts around the Earth, were 
discovered in 1958. ... nota: Earth's magnetosphere is the space surrounding the 
Earth beyond the... [DOC] [TLE] 1000+ ideas about Van Allen Radiation Belt on Pinterest | NASA ... [PAR] Held in place by Earth's magnetic field, the Van Allen radiation belts swell and 
shrink ... This shield stops these electrons, preventing them from harming 
astronauts ..... known as the Van Allen Belts, surrounding Earth were discovered 
in 1958. ... The Van Allen Radiation Belt was discovered by the United States's 
Explorer 1... [DOC] [TLE] In 1958 he tripled up on his patriotic painting of Three Flags # Quiz ... [PAR] Jun 23, 2016 ... video icon  In 1958 Explorer I discovered these radiation bands surrounding the 
Earth # Quiz # Question. 0:29. Amazing Videos. No views... [DOC] [TLE] Third Radiation Belt Discovered Around Earth  Science World - Blogs [PAR] Mar 6, 2013 ... But the third ring was spotted by twin Van Allen radiation probes NASA launched 
in 2012 [] ... A new radiation belt has been discovered around Earth. ... the man 
who discovered them in 1958, the Van Allen radiation belts are two, ... two of 
these giant bands of high-energy radiation encircling the Earth. [DOC] [TLE] Explorer's Legacy [PAR] Its instrumentation revealed the existence of radiation belts around the Earth and 
opened a massive new field of ... Explorer I lifted off from Cape Canaveral at 10:
48:16 on Jan. 31, 1958, ... The data tapes aren't merely a record of that first 
discovery in space history. ... You may be among the first to hear some of these 
tapes. [DOC] [TLE] Relativistic Electrons and Earth's Radiation Belts - Astrobiology ... [PAR] Sep 30, 2013 ... ... giant doughnuts of radiation surrounding Earth, researchers have added a ... 
Understanding the nature of these radiation belts and how they swell ... the first 
discovery of the space age, observed in 1958 by the Explorer I spacecraft. ... This 
previously unknown configuration of three bands, changed what... [DOC] [TLE] Apollo and the Van Allen Belts (an estimate of the radiation dose ... [PAR] To reach the Moon, these spacecraft had to pass through regions of intense 
ionizing .... This discovery is of course troubling to astronauts; somehow the 
human body ... in space was reported by the very

Question: In 1958 Explorer I discovered these radiation bands surrounding the Earth
Answer: Van Allen Belts