अन्तरराष्ट्रीय क्षुद्रग्रह दिवस  हिन्दी देवनागरी में पढ़ें।

antararashtriy kshudragrah divas
antararashtriy kshudragrah divas
vivaran 'antararashtriy kshudragrah divas' 30 joon ko manaya jata hai. snyukt rashtr ne logon men jagarookata badhane ke lie is divas ko manane ki ghoshana ki thi.
tithi 30 joon
shuruat 2017
uddeshy logon ko kshudragrah ko lekar jagarookata badhana tatha usake khataron se avagat karana.
any janakari darasal 30 joon, 1908 ko roos ki tunguska nadi ke pas bahut bada visphot hua tha, jise kshudragrah ke chalate dharati par hua ab tak ka sabase bada nukasan bataya jata hai.
antararashtriy kshudragrah divas (angrezi: International Asteroid Day) pratyek varsh 30 joon ko manaya jata hai. snyukt rashtr ne kshudragrah (estaaurayad) ke khatare ko lekar jagarookata badhane ke lie 30 joon, 2017 se 'antararashtriy kshudragrah divas' manane ki ghoshana ki thi. darasal 30 joon, 1908 ko roos ki tunguska nadi ke pas bahut bada visphot hua tha, jise kshudragrah ke chalate dharati par hua ab tak ka sabase bada nukasan bataya jata hai. isi karan kshudragrah ke khatare ko lekar jagarook karane ke lie 30 joon ko kshudragrah divas manane ki shuruat huee.

mahattv

logon ke bich kshudragrah ko lekar jagarookata badhane aur isase hone vale khatare ko lekar yuva pidhi ko bachane aur unhen isase hone vali bhayanak ghatana ko vistar se samajhane ke lie kshudragrah divas ko pratyek sal manaya jata hai. yah janakar hairani hogi, lekin kee kshudragrahon ka akar itana bada hota hai ki ve poori prithvi ko bhi nasht kar sakate hain. ek kshudragrah knkad ke dane se lekar 600 mil ki chaudaee tak ka ho sakata hai. kshudragrah bade paimane par saikadon kilomitar vistrit kshetr men soory ki parikrama karate hain. kshudragrah ke tootakar prithvi par girane se bada nukasan ho sakata hai.

kya hota hai estaaurayad de

sauramndal men mngal aur brihaspati ke bich men bahut se aise khagoliy pind vicharan karate rahate hain, jo apane akar men grahon se chhote aur ulka pindo se bade hote hain. ye saur pranali ke nirman ke samay bane chattani pind hain, jise kshudragrah kaha jata hai. kshudragrah bade paimane par saikadon kilomitar vistrit kshetr men soory ki parikrama karate hain. kee log kshudragrah ko hi ulka pind bhi kahate hain, lekin jab koee kshudragrah soory ka chakkar lagane ke bad prithvi par girakar bach jata hai to use ulka pind kahate hain. vahin jo kshudragrah prithvi se takarane se pahale hi saur oorja se jal jate hain, unhen ulkapatr kaha jata hai. yah prakriya nirntar chalati rahati hai. halanki, bharat men kshudragrah ki prithvi se takarane ki ghatanaen kaphi kam hoti hain.

pahale kshudragrah ki khoj

kshudragrah amataur par kshudragrah belt men pae jate hain, jo ki sauramndal men mngal aur brihaspati grah ke bich paya jane vala ek kshetr hai. yah vah kshetr hai jahan kshudragrah soory ke charon or parikrama karate hain. pahale kshudragrah ki khoj sal 1801 men khagolashastri guisep piyazi ne ki thi. yah antariksh vaigyanikon ki taraph se ab tak khoja gaya sabase bada kshudragrah hai. manav jivan ki utpatti aur prithvi ke vikas ke bare men mukhy rahasy rakhane ke alava kshudragrahon ke bare men yah bhi mana jata hai ki ve prachur matra men snsadhan rakhate hain, jo manav jati ke upayog ke lie kam a sakate hain.


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