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Thread: Zanimljivosti iz astronomije/astronautike

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    Default ESA: Zavirite u centar naše galaksije

    ESA: Zavirite u centar naše galaksije


    Nova fotografija našeg Mliječnog puta na poseban način prikazuje džinovsko jezgro galaksije u kojem živimo.

    Click image for larger version. 

Name:	esa.jpg 
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ID:	133941


    Napravljena fotografija djelo je Evropske svemirske agencije i njenog satelita XMM-Newton koji detektuje X-zrake.
    Prikazuje područje prečnika 1.000 svjetlosnih godina, a u njemu se nalaze umiruće zvijezde, snažni vjetrovi, vreli gasovi i ono najznačajnije – supermasivna crna rupa.
    Galaktička crna rupa koja nosi naziv Sagittarius A na fotografiji se nalazi u samom centru, a i pored činjenice da ne emituje svjetlost, njena interakcija sa okolnim zvijezdama uzrokuje emitovanje šireg spektra, uključujući i X-zrake.
    Nakon analiziranja fotografije, tim astronoma sa Instituta “Maks Plank” ne samo da je zaključio da je centar naše galaksije uzburkano mjesto već i to da je glavni krivac za nered upravo Sagittarius A.
    Supermasivna crna rupa toliko je velika da ima masu nekoliko miliona puta veću od Sunca.
    Naučni rad koji opisuje fotografiju objavljen je 19. avgusta u listu “Monthly Notices of the Royal Astronomical Society”.

    Izvor: cdm.me



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    Poniji, crne rupe i nauka


    Last edited by funestis; 26-08-15 at 23:14.

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    ovo sve otišlo do vraga haos na zemlji samo ljudi nisu svesni

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    istrajan budi.

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    Четвртог октобра 1957. године, под шифрованом ознаком ПС-1 (Најпростији Спутњик-1) Совјетски Савез лансирао je у орбиту први у историји вјештачки земљин сателит. Тај се датум сматра и почетком космичке ере човјечанства, а у Русији се обиљежава и као Дан космичких снага.
    Last edited by Geralt of Rivia; 05-10-15 at 12:22.

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    17 Al-Isra, 37:
    Ne hodi po zemlji nadmeno, jer zemlju ne možeš probiti ni brda u visinu dostići.

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