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 …
Astrophysicists
Elon Musk_ Tesla, SpaceX, and the Quest for a Fantastic Future Pdfbiograph
Elon Musk was born in South Africa and he is the most successful entrepreneur of all time. He has achieved …
Elon Musk Biography PDF
Elon Musk ia a successful entrepreneurs of all time,he has achieved Global Fame as the Chief Executive officer(CEO) of electric …
Caroline Herschel Biography PDF
Herschel was a german born british(1750yr and was died on 1848yr) astronomer who battled against prejudice to become a respected …
Charles Messier Biography PDF
Charles Messier was a French astronomer and was particularly noted for producing a catalog of 110 star clusters and nebulae, …
Carl Sagan Biography PDF
Carl Sagan was a Amarican Astronomer and a scientist,and a popular influential figure… He is also known as – “the …
William Herschel Biography PDF
William Herschel was born in the Electorate of Hanover,he followed his father into the military band of Hanover, before emigrating …
Edwin Hubble Biography PDF
Edwin Hubble was born 20th November 1889year, Marshfield, US and he was passed on on 28th September 1953year,san marino, California…He was an …
Giovanni Cassini Biography PDF
Cassini was was an Italian mathematician and astronomer was born in Perinaldo in 1625year & as a student showed great talent …
Nicolaus Copernicus Biography PDF
Copernicus was born 1473yr & he was died on 1543year, He was a great Mathematician & Astronomer who proposed that …