Chinese 赫比格-哈羅天體 Cited by user JimGrassroot on 22 Sep 2023 赫比格-哈羅天體（Herbig-Haro object或HH天體）是宇宙中由新生恆星所形成、狀似星雲的天體. 新誕生的恆星以秒速將近數百公里的高速不斷噴出氣體，這些氣體會與恆星周圍的氣體雲和灰塵雲激烈碰撞、產生光芒.
English Herbig–Haro object Cited by user WalkingRadiance on 18 Oct 2022 Herbig–Haro (HH) objects are bright patches of nebulosity associated with newborn stars.
English SN 1987A Cited by user Pbouchet on 08 Apr 2018 The light from the supernova reached Earth on February 23, 1987. As the first supernova discovered in 1987, it was labeled "1987A".
