2024年4月7日 · The Sh2-174 nebula, located in the Cepheus constellation and some 1,000 light-years away, is one of the most northerly nebulae in the sky, and has a fascinating feature: its …

2024年1月8日 · 現在SH 2-174は、惑星状星雲と星間物質の相互作用による相互作用型惑星状星雲に分類されています。 観測所移転によりいままで死角だった北側の空を観測できるように …

2013年2月12日 · Sh2-174 is an unusual ancient planetary nebula. A planetary nebula is created when a low-mass star blows off its outer layers at the end of its life. The core of the star …

2021年2月14日 · At a magnitude of 14.74, it is very little luminous, which makes it difficult to image it. It is located in the constellation Cepheus at a distance of 980 light-years. Sh2-174 is …

At a magnitude of 14.74, it is very little luminous, which makes it difficult to image it. It is located in the constellation Cepheus at a distance of 980 light-years. Sh2-174 is one of the oldest …

SH2-174, also known as the Valentine Rose, is located in the constellation Cepheus roughly 980 light years away. It is an unusual planetary nebula in that its responsible white dwarf does not …

2025年2月28日 · The beautiful Valentine Rose Nebula -Sh2-174 - is an unusual planetary nebula in Cepheus in SHO. Instead of the remaining white dwarf being in the center of the nebula like …

2022年1月30日 · Sh2-174 ou PK 120+18.1 est un objet énigmatique. Les désignations d'un catalogue des nébuleuses à émission (Sh2) et d'un catalogue des nébuleuses planétaires …

2013年2月14日 · The new image, released Wednesday (Feb. 13) by the National Optical Astronomy Observatory, may look like a wispy space flower, but it is actually an odd planetary …

2020年5月23日 · Sh2 -174 is a planetary nebula visible in the constellation of Cepheus. A strange nebula in deep space shines like a cosmic rose unveiled just in time for a past Valentine's …