Located 250 million light-years away in the constellation of Serpens, the Serpent, Arp 220 is the 220th object in Halton Arp's Atlas of Peculiar Galaxies. It is the nearest ULIRG and the brightest of the three galactic mergers closest to Earth.
Previous radio telescope observations revealed about 100 supernova remnants in an area of less than 500 light-years. NASA's Hubble Space Telescope uncovered the cores of the parent galaxies 1,200 light-years apart. Each of the cores has a rotating, star-forming ring blasting out the dazzlingso apparent in this Webb view. This glaring light creates diffraction spikes—the starburst feature that dominates this image.
Berita ini telah kami rangkum agar Anda dapat membacanya dengan cepat. Jika Anda tertarik dengan beritanya, Anda dapat membaca teks lengkapnya di sini. Baca lebih lajut: