APOM 004 - NGC 40 Halo

Astrosat Picture of the Month #004

The AstroSat Picture of the Month for December 2017 are the the ultra-violet images of NGC 40 using ASTROSAT. The pink-red part is the gas cloud NGC 40, also known as the Bow-Tie nebula, which is being illuminated by its central hot star. The new discovery is that of the halo region surrounding the nebula. […]