雙語奇觀:“噴火”的太陽表面
來源:chinadaily
2010-11-17 07:20
Astronomer Kevin Reardon captured an astonishing image showing the fiery jets of fast-moving superheated gas that constantly burst from the solar surface. The twisting tubes, known as spicules, are around 300 miles in diameter and spurt upwards from the sun at supersonic speeds of 45,000mph.
意大利天文學家凱文-里爾登最新拍攝到一張?zhí)柋砻嬲掌?,照片上快速移動的火熱熾熱氣體流持續(xù)從太陽表面噴射。據(jù)了解,這些扭曲的管狀氣體噴射流叫做“穗狀體”,直徑為300英里(約48萬米),從太陽表面以45000英里/小時的超音速噴射。