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Media Information
Collection:
NASA Astronomy Picture of the Day Collection
Title:
Lightning on Earth
Explanation:
Nobody knows what causes lightning. It is known that charges [
http://physics.bu.e
] slowly separate in some clouds [ http://ww2010.atmos. uiuc.edu/(Gh)/guides /mtr/cld/cldtyp/home .rxml ] causing rapid electrical discharges [
http://www.eng.tau.
] (lightning), but how electrical charges [
http://physicsstudi
] get separated in clouds [
http://www.geo.mtu.
] remains a topic of much research. Nevertheless, lightning [
http://wvlightning.
] bolts are common in clouds during rainstorms, and on average 6000 lightning bolts occur between clouds and the Earth every minute. Above [
http://www.noao.edu
], several lightning strokes were photographed behind Kitt Peak National Observatory [
http://www.noao.edu
] in Arizona [
http://www.state.az
]. Lightning [
http://bondo.wsc.ma
] has also been found on the planets Venus [
http://www.lpl.ariz
], Jupiter [
http://antwrp.gsfc.
], Saturn [
http://learn.jpl.na
], and Uranus [
http://www.spacetod
]. NASA [
http://www.nasa.gov/
] launched the TRMM mission [
http://trmm.gsfc.na
] in 1997 that continues to measure rainfall and lightning [
http://thunder.msfc
] on planet Earth [
http://antwrp.gsfc.
].
Credit and Copyright:
Adam Block [ mailto:ablock@noao.e du ] (KPNO [
http://www.noao.edu
]), AURA [
http://www.noao.edu
], NOAO [
http://www.noao.edu/
], NSF [
http://www.nsf.gov/
]
keyword:
Earth
keyword:
KPNO
keyword:
lightning
facet_when:
1997
facet_where:
Arizona
facet_where:
Saturn
facet_where:
Jupiter
facet_where:
Venus
facet_where:
Uranus
facet_where:
Goddard Space Flight Center (GSFC)
facet_where:
Jet Propulsion Laboratory (JPL)
facet_where:
Marshall Space Flight Center (MSFC)
facet_what:
Earth
facet_what:
Aura
facet_what:
Saturn
facet_what:
Jupiter
facet_what:
Venus
facet_what:
Uranus
facet_what:
Tropical Rainfall Measuring Mission (TRMM)
facet_when_year:
1997
original url:
http://antwrp.gsfc.
UID:
SPD-APOD-ap000717
Image ID:
104519
Resolution Size:
3
Format:
JPEG
Media Type:
Image
File Name:
lightning_kpno.jpg
Width:
615
Height:
400
Lightning on Earth
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