Proxima Centauri, lub hnub qub ze tshaj plaws rau peb tus kheej, tseem yog 40, 208, 000, 000, 000 km deb. (Los yog hais txog 268, 770 AU.) Thaum peb tham txog qhov deb ntawm cov hnub qub, peb tsis siv AU, lossis Astronomical Unit lawm; feem ntau, lub teeb xyoo yog siv. … Alpha Centauri A & B yog kwv yees li 4.35 lub teeb xyoo deb ntawm peb.
Yuav siv sijhawm ntev npaum li cas thiaj mus txog lub hnub qub uas nyob ze tshaj?
In luv luv, ntawm qhov siab tshaj plaws ntawm 56,000 km / h, Qhov Chaw Sib Tw 1 yuav siv sijhawm dhau 81,000 xyoo hla 4.24 lub teeb xyoo nruab nrab ntawm lub ntiaj teb thiab Proxima Centauri. Txhawm rau muab lub sijhawm teev rau hauv qhov kev xav, qhov ntawd yuav muaj ntau dua 2,700 tib neeg tiam.
hnub qub ze tshaj plaws nyob qhov twg?
Lub hnub qub ze tshaj plaws rau peb yog peb lub hnub qub ntawm 93, 000, 000 mais (150, 000, 000 km). Lub hnub qub ze tshaj plaws tom ntej yog Proxima Centauri. Nws nyob ntawm qhov deb li ntawm 4.3 lub teeb xyoo lossis txog 25, 300, 000, 000, 000 mais (kwv yees 39, 900, 000, 000, 000 kilometers).
Yuav siv sijhawm ntev npaum li cas Voyager 1 mus txog lub hnub qub uas nyob ze?
Voyager 1 yuav dhau los ntawm Proxima Centauri hauv 16,000 xyoo, thaum nws yuav siv sijhawm 20,000 xyoo rau Voyager 2 kom ncav cuag nws, thiab 18,00 xyoo rau Pioneer 11 mus ntsib peb lub hnub qub nyob sib ze.
tib neeg puas yuav ncav cuag Proxima Centauri?
Lub luag haujlwm uas tau mus deb tshaj plaws hauv qhov chaw, NASA's Voyager spacecraft, yuav tsis tawm ntawm peb lub hnub ci rau ntau txhiab xyoo. Yog pebxa mus rau lwm txheej ntawm cov dav hlau tam sim no, nws yuav coj lawv ntau dua 70, 000 xyoomus txog Proxima Centauri.
