#astronomy Hubble pictures showcase two faces of a luminous blue variable – Astronomy Now

September 20, 2021 - Comment

Two views of AG Carinae as imaged by the Hubble Area Telescope. On the left, ionised hydroden and nitrogen in an increasing shell across the star are proven in purple hues whereas dusty clumps and bubbles formed by the photo voltaic wind are proven in blue on the fitting. Picture: ESA/Hubble and NASA, A. Nota,


Two views of AG Carinae as imaged by the Hubble Area Telescope. On the left, ionised hydroden and nitrogen in an increasing shell across the star are proven in purple hues whereas dusty clumps and bubbles formed by the photo voltaic wind are proven in blue on the fitting. Picture: ESA/Hubble and NASA, A. Nota, C. Britt

Reprising the Hubble Area Telescope’s 31st anniversary picture, the challenge workforce has launched two views of the luminous blue variable AG Carinae, an enormous star embedded in a 5-light-year-wide shell of increasing gasoline and dirt ensuing from a number of eruptions over the previous 10,000 years because the star burns by way of its nuclear gas. In a single view, ionised hydrogen and nitrogen emissions within the increasing shell of gasoline blown off earlier are proven in purple whereas mud shining in mirrored gentle is proven in blue. AG Carinae is constantly shedding mass, inflicting it to contract, warmth again up and explosively eject materials into surrounding area. The gasoline (proven in purple) making up the nebula surrounding the star is transferring outward at some 43 miles per second. Mud within the shell (proven in blue) varieties clumps, bubbles and filaments, formed by the high-speed stellar wind. Full-frame views highlighting each facets of AG Carinae are proven under:

AG Carinae pictures: ESA/Hubble and NASA, A. Nota, C. Britt



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