Circular Astronomy

Tag: Protoplanetary Nebula

  • Abundance of Water in the Form of Icy Crystals in the Frosty Leo Protoplanetary Nebula

    The Frosty Leo Nebula, also known as IRAS 09371+1212, is a protoplanetary nebula located approximately 3,000 light-years from Earth in the constellation Leo. Despite their name, protoplanetary nebulae are not related to planets but are formed from material ejected by their aging central stars. Characteristics Observation Significance Protoplanetary nebulae like Frosty Leo are precursors to…

  • First Time Observed Gamma-Ray Emissions from Jets of Proto-Planetary Nebula ?

    Likely the first reported protoplanetary nebula IRAS 18443-0231 related to very high energy emission. Proto-Planetary Nebula: IRAS 18443-0231 It is considered as a proto-planetary nebula, which is a transitional phase between the late stages of a star’s life and the formation of a planetary nebula. https://twitter.com/AstroArxiv/status/1810886477481705855 Location IRAS 18443-0231 is located almost at the center…