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dwarf star 【天文學】矮星。

dwarfish

This and the x - ray spectrum , which exhibits a high concentration of iron atoms relative to oxygen and silicon , convincingly show that the ejecta are the remains of an exploded white dwarf star 這幅圖連帶x射線光譜(顯示出了鐵相對氧與硅的高度集中)令人信服地說明,拋出的物質是爆發白矮星的殘余。

Measuring 2 , 500 miles across and weighing five million trillion trillion pounds , the rock was found on valentine ' s day buried in the core of a white dwarf star in the constellation centaurus 這塊石頭直徑達2500英里,重5 10的42次方磅,藏在人馬座中一顆白矮星的中心,是在情人節那天被發現的。

Data from the chandra observation show that the central ten - million - degree celsius cloud is the remains of a supernova explosion that destroyed a white dwarf star 來自錢德拉的觀測數據表明,中心溫度達上千萬攝氏度的云湍團是超新星爆發的殘余,爆發摧毀了一顆白矮星。

Caption : : astronomers were surprised to discover a 25 - million - year - old protoplanetary disk around a pair of red dwarf stars 350 light - years away 天文學家一直認為恒星形成的同時一定會形成行星,但最近一項發現推翻了這定律。

Very small stars are called dwarf stars 非常小的恒星叫做矮星。