
solrad

solrad (saur kiranotsargasathi lahan, kadhikadhi solrad mhanoon sadar kele jaate) hii amerikechya naudalane suryache satat nirikshan karnyachya karyakramat prayojit kelelya upgrahanchi american malika hotee. solrad haah naudal sanshodhan prayogshalecha agraganya upgrahanantarcha pahila upgrah hota.
parshvabhoomi.
kenedi prashasanaparyant, american upgrah prakshepananche vargikaran kele gele navhate. parinami, amerikeche havai dall aanee naudal heey hergiri upgrahanchi pradakshina ghaloo ichchit asalyachya, parantu sambhavya shatrunsamor tyanche swaroop ughad naan karnyachya vichitra sthiteet sapadale. jyapramane havai dalane tyanchya capsule philm punarprapti upgrahanna shodhak karyakramantargat jaivik peloads jodanyache nivadle, tyachpramane naudalane redio/radar palat (ellint) upgrahanchya tyachya grab malikesathi vaidnyanik aavaran vikasit kele.
saur ksh-kiran khagolshastrachya kshetrane asha anuprayogala changle yogdan dile. pruthviche vatavaran bahya ksh-kiran srot shoshun ghet asalyane (jyapaiki surya sarvat pramukh aahe), tyanna shodhanyasathi vatavarnamadhye kinwa tyachya varr sensor pathvane aavashyak aahe. anyatha, pruthvila lagoon asalelya shastradnyansathi saur utpadanache eka mothe kshetra upalabdh nahee.
asha prakare, grab upgrah ksh-kiran sanvedakanni susajj asateel jenekarun teey itar deshanchya lashkari aasthapananchi guptapane hergiri kartana sarvajanikaritya upalabdh asalele vaidnyanik sanshodhan karoo shaktil. shivay, suryache satat nirikshan karoon, saur upgrah redio sampreshananvar saur kriyakalapancha (saur jwalansah) parinam adhik changlya prakare samajoon ghenyas lashkarala madat kartil.
vikas.
29 julai 1958 roji jevha rashtriy vimanshastra aanee antaral prashasanachi sthapana jhaali, tevha aine. aar. ell. vanguard samoohache 200 shastradnya aanee abhiyante nasachya antaral uddan upkramancha gabha banale (jaree gut beltsville, emm. dii. madheel goddard antaral uddan kendratil naveen suvidhanparyant aine. aar. ell. yethe rahila. september 1960 madhye upalabdh jhaale).
heey palayan asoonahi, aine. aar. ell. upgrah aanee antaral-aadharit sanshodhan chaloo rahile. aine. aar. ell. abhiyanta martin votaa yanchya samarthanadvare, urvarit aine. aar. ell. rockett shastradnya aanee tantradnyancha eka lahan tukada, votaa yanchya netrutvakhali upgrah tantra shakha tayar karnyasathi punha ekatra aala.
tyancha pahila prakalp solrad hota. naveen shakhela 'upgrah bus' chey abhiyantriki yantrasamagri tayar karnyache kaam denyat aale hote, jee rachana, veej puravatha, aadesh, telemetry aanee upgrahachya samanvayasathi jababdar hotee, tasech boosters tyachya interfacesathi jababdar hotee. upgrah pelodla aadhar denyasathi aavashyak asaleli konatihi vishesh circuitary dekhil shakhene hatalali.
solrad hii upgrahanchi pramanit malika navhati. 1960-1962 prakshepit kelele pahile paach solrad heey grab ellint upgrahanvaril vaidnyanik payload hote, jyanche prathamik dhyey paradeshi radar aanee dalanvalan pranalinvar laksh thevane heey hote. 1963 pasoon, pudhil teen solrad heey pudhchya pidhichya khaskhas palat thevana upgrahansah saha-prakshepit kelele swatantra upgrah hote aanee 1965 madhye solrad 8 pasoon suruvat karoon, explorer karyakramachya aashrayakhali solrad ektech prakshepit kele gele.