Edmond Halley Biography PDF
Edmond Halley was a English Astrologer and Scientist who is best known for predicting the orbit of the Comet,he is …
Astrophysicists
Charles Messier Biography PDF
Charles Messier was a French astronomer,who was the 1st to compile a systematic catalog of Nebulae and Star Clusters. Charles …
Mae Jemison:1st African-American Woman Astronaut PDF
Mae Jemison was the 1st African-American woman to travel in space,and she has also written several books & appeared on …
John Glenn Biography PDF
John Glenn was the first American astronaut to orbit Earth,and he was a aviator, astronaut, businessman, and politician. John Glenn …
WOMEN IN AVIATION – PDF
Astronaut Sally Ride knew the significance of her first Space Shuttle mission in 1983. To the fascinated nation, the most …
Yuri Gagarin: The first Man in Space PDF
Yuri Gagarin was a Soviet(now Russia) Pilot and Cosmonaut who became the 1st human in Space at 1961 . Yuri …
Edwin Hubble : A Biographical Retrospective
Edwin Hubble was a American Astronomer and Astrophysicist,he played a cricial role in establishing the fields of extragalactic astronomy & …
Subrahmanyan Chandrasekhar Biography PDF
Subrahmanyan Chandrasekhar was born to a Tamil family and he was a Indian-American Astrophysicist,and he was awarded the Nobel Prize …
Annie Jump Cannon Biography PDF
Annie Jump Cannon was an American Astronomer,whose work was instrumental in the development of contemporary stellar classification. Annie Jump Cannon …
Neil deGrasse Tyson Biography PDF
Neil deGrasse Tyson was a Astronomer,Astrophysicist, Author and Sceintist from Havard & Texas University. He is involved in fields such …