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MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
“Bite-Size Bits of Local, National, and Global History”

Near Seneca in Montgomery County, Maryland — The American Northeast (Mid-Atlantic)
 

Planetary Radio Emissions Discovery Site

 
 
Planetary Radio Emissions Discovery Site Marker image. Click for full size.
By Tom Fuchs, November 4, 2006
1. Planetary Radio Emissions Discovery Site Marker
Inscription.  In 1955 scientists Bernard Burke and Kenneth Franklin from the Carnegie Institution of Washington accidentally discovered naturally-generated radio waves from Jupiter using a 96-acre antenna array. The discovery led to greater understanding of planetary magnetic fields and plasmas and opened a new window in our exploration of the solar system.
 
Erected by the Maryland Historical Trust and the Maryland State Highway Administration.
 
Topics. This historical marker is listed in these topic lists: Air & SpaceScience & Medicine.
 
Location. 39° 4.876′ N, 77° 22.383′ W. Marker is near Seneca, Maryland, in Montgomery County. Marker is on River Road west of Seneca Road (Maryland Route 112). Touch for map. Marker is in this post office area: Poolesville MD 20837, United States of America. Touch for directions.
 
Other nearby markers. At least 5 other markers are within 2 miles of this marker, measured as the crow flies. Seneca Schoolhouse (approx. 1.2 miles away); The Historic Seneca Schoolhouse (approx. 1.2 miles away); The Historic St. Paul Community Church (approx. 1.3 miles away); Seneca
Planetary Radio Emissions Discovery Site Marker image. Click for full size.
By J. J. Prats, November 4, 2006
2. Planetary Radio Emissions Discovery Site Marker
(approx. 1.7 miles away); Seneca Mill (approx. 1.7 miles away). Touch for a list and map of all markers in Seneca.
 
Also see . . .
1. The Discovery of Jupiter's Radio Emissions. Article by Dr. Leonard N. Garcia on the Radio Jove website. (Submitted on December 8, 2006.) 

2. An Account of the Discovery of Jupitar as a Radio Source. 1959 article by K. L. Franklin in the American Astronomical Society's The Astronomical Journal, Volume 64, Number 2. (Submitted on December 8, 2006, by J. J. Prats of Powell, Ohio.) 
 
 
Credits. This page was last revised on July 14, 2019. It was originally submitted on December 8, 2006, by Tom Fuchs of Greenbelt, Maryland. This page has been viewed 3,155 times since then and 209 times this year. Photos:   1. submitted on December 8, 2006, by Tom Fuchs of Greenbelt, Maryland.   2. submitted on December 8, 2006, by J. J. Prats of Powell, Ohio. • J. J. Prats was the editor who published this page.
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Oct. 1, 2020