it soon uncovered a three-ring system around the exploded star 哈伯很快就發(fā)現(xiàn)了在爆炸恒星周遭,存在一個(gè)三環(huán)系統(tǒng)。
and astronomers are planning a new observatory to study the individual exploding stars believed to be black holes 而且天文學(xué)家正在設(shè)計(jì)一座新天文臺(tái),用來(lái)研究被認(rèn)為是黑洞的爆炸恒星。
this spectacular image of the supernova remnant cassiopeia a is the most detailed image ever made of the remains of an exploded star 這張壯觀的仙后座a照片是迄今對(duì)爆發(fā)恒星的殘骸拍攝過(guò)的最精細(xì)的照片。
these snapshots, taken by nasa's hubble space telescope, reveal five supernovae, or exploding stars, and their host galaxies 這些照片由nasa的哈勃空間望遠(yuǎn)鏡拍攝,顯示了五個(gè)超新星或者正在爆發(fā)的恒星,以及它們所在的星系。
theorists figure a pre-solar nebula began to collapse about 5 billion years ago, possibly triggered by a shock wave from a nearby exploding star 前太陽(yáng)星云開(kāi)始崩潰大約5十億年前的理論家形象,由沖擊波可能觸發(fā)從一個(gè)附近的爆炸的星。