[DOC] [TLE] Pierre Janssen | French astronomer | Britannica.com [PAR] French astronomer who in 1868 discovered the chemical element helium and 
how to ... While observing a solar eclipse in Guntur, India, on August 18, 1868, ... 
Janssen was the first to regularly use photographs to study the Sun, and in 1903
... [DOC] [TLE] Aug. 18, 1868: Helium Discovered During Total Solar Eclipse | WIRED [PAR] Aug 18, 2009 ... The event marks the first discovery of an extraterrestrial element, as helium had 
not yet been found on Earth. ... 18, 1868: Helium Discovered During Total Solar 
Eclipse ... Scientists wanted to study the bright red flames that appeared to shoot 
... French astronomer Pierre Jules Csar Janssen camped out in... [DOC] [TLE] Pierre Janssen - Wikipedia [PAR] Pierre Jules Csar Janssen (22 February 1824  23 December 1907), also known as Jules Janssen, was a French astronomer who, along with English scientist Joseph Norman Lockyer, is credited with discovering the gaseous nature of the solar chromosphere, and with some justification the element helium. [DOC] [TLE] This Month in Physics History - American Physical Society [PAR] August 18 and October 20, 1868: Discovery of Helium. ... Pierre Janssen (top) 
and Joseph Norman Lockyer (bottom), discovers of helium. ... Astronomers were 
particularly interested in studying solar prominences: colorful flame-like bursts 
now known ... In 1868, Janssen traveled to Guntur, India, to observe the solar 
eclipse. [DOC] [TLE] Helium, Chemical Element - structure, uses, elements, metal, gas ... [PAR] A solar eclipse occurs when the Moon comes between the Sun and the Earth. ... 
French astronomer Pierre Janssen discovered helium after studying the Sun... [DOC] [TLE] Who discovered helium?????? - Answerlib [PAR] any ideas... or resources on the element?,Answer:Wikipedia has a nice ... Sun, by 
French astronomer Pierre Janssen during a total solar eclipse in Guntur, India. ... 
a yellow line in the sun's spectrum while studying a total solar eclipse in 1868. [DOC] [TLE] Who Discovered Helium? - Universe Today [PAR] Mar 19, 2016 ... While in Guntur, India, Janssen observed a solar eclipse through a prism, ... 
astronomer Norman Lockyer observed a yellow line in the solar ... Lockyer and 
English chemist Edward Frankland named the element helios, after... [DOC] [TLE] Jules Janssen and the Discovery of Helium - yovisto Blogyovisto Blog [PAR] Aug 18, 2015 ... When watching the total eclipse on August 18, 1868 in Madras, British India, 
French astronomer Jules Janssen discovered the new chemical element Helium. 
... French astronomer Pierre Jules Csar Janssen discovered the new ... of 
sciences of the University of Paris to study mathematics and physics,... [DOC] [TLE] It's Elemental - The Element Helium [PAR] The Element Helium - Basic Physical and Historical Information. ... Helium, the 
second most abundant element in the universe, was discovered on the sun 
before it was found on the ... Pierre-Jules-Csar Janssen, a French astronomer, 
noticed a yellow line in the sun's spectrum while studying a total solar eclipse in 
1868. [DOC] [TLE] Helium Discovered Before It Is Found on Earth | History Channel [PAR] On this day in 1868, the French astronomer Pierre Jules Cesar Janssen was the 
... in the early 1860s he was in the Italian and Swiss Alps studying the solar 
spectrum; ... On 18 August 1868, while observing the great Indian eclipse at 
Guntur, ... This was the first time that an element had been discovered in space 
instead of... [DOC] [TLE] How was helium discovered? | Reference.com [PAR] While observing a solar eclipse in 1868, astronomer Pierre Janssen noticed 
bright ... began to study the chromosphere and the yellow lines, including Pierre 
Lockyer, ... He named the element helium, from the Greek word helios, meaning 
sun. [DOC] [TLE] Janssen, (Pierre) Jules Cesar (1824-1907) [PAR] Jules Janssen was a French astronomer, born in Paris, who discovered ... This 
led him to propose the existence of a new chemical element, later ... He began 
working as a bank clerk at age 16, and began

Question: Astronomer Pierre Janssen discovered this element while studying a solar eclipse
Answer: Helium