天鹅座环

超新星遗迹：面纱星云

作者： NASA中文 / 2022年6月22日

2022年6月22日 Supernova Remnant: The Veil Nebula Image Credit & Copyright: Craig Stocks (Utah Desert Remote Observatories) Explanation: Ten thousand years ago, before the dawn of recorded human history, a new light would have suddenly have appeared in the night sky and faded after a few weeks. Tod […]

天文·每日一图

面纱星云：爆炸恒星留下的云气丝

作者： NASA中文 / 2021年4月5日

2021年04月05日 Veil Nebula: Wisps of an Exploded Star Image Credit: ESA/Hubble & NASA, Z. Levay Explanation: Wisps like this are all that remain visible of a Milky Way star. About 7,000 years ago that star exploded in a supernova leaving the Veil Nebula. At the time, the expanding cloud was likely