新星

天文·每日一图

豺狼新星V462目前可见

A starfield is shown with constellations annotated. The band of our Milky Way galaxy runs diagonally from the upper left to the lower right. Just above the image center is a faint dot that is annotated in yellow — V462 LUPI, a nova that was visible with the unaided eye last week and is currently still visible with binoculars. Please see the explanation for more detailed information.
这张图片展示了一片繁星点缀的星空,并标注了各个星座。我们银河系的星带从左上方斜贯至右下方。就在图像中心稍上的位置,有一个用黄色标注的微弱光点——那是豺狼新星2025(V462 LUPI),一颗上周曾用裸眼可见的新星,目前仍可通过双筒望远镜观测到。有关更多详细信息,请参阅说明。

天文·每日一图

来自蛇夫RS白矮星的新星爆发

2021年8月22日 Explosions from White Dwarf Star RS Oph Illustration Credit & Copyright: David A. Hardy & PPARC Explanation: Spectacular explosions keep occurring in the binary star system named RS Ophiuchi. Every 20 years or so, the red giant star dumps enough hydrogen gas onto its companion w

天文·每日一图

英仙座流星、红色精灵及蛇夫RS新星

2021年8月16日 Perseid Meteor, Red Sprites, and Nova RS Ophiuchus Image Credit & Copyright: Daniel Korona Explanation: This was an unusual sky. It wasn’t unusual because of the central band the Milky Way Galaxy, visible along the image left. Most dark skies show part of the Milky Way. It wasn

天文·每日一图

仙后座的明亮新星

2021年06月07日 A Bright Nova in Cassiopeia Image Credit & Copyright: Chuck Ayoub Explanation: What’s that new spot of light in Cassiopeia? A nova. Although novas occur frequently throughout the universe, this nova, known as Nova Cas 2021 or V1405 Cas, became so unusually bright in the skies of Ear

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