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Messier 66: Difference between revisions
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Messier 66 (also known as NGC 3627) is an intermediate spiral galaxy about 36 million light-years away in the constellation [[Leo]]. It was discovered by Charles Messier in 1780. M66 is about 95 thousand light-years across with striking dust lanes and bright star clusters along sweeping spiral arms. M66 is part of the famous Leo Triplet, a | [[File:375px-Sig05-016.jpg|thumb|Messier 66]] | ||
Messier 66 (also known as NGC 3627) is an intermediate spiral galaxy about 36 million light-years away in the constellation [[Leo]]. It was discovered by Charles Messier in 1780. M66 is about 95 thousand light-years across with striking dust lanes and bright star clusters along sweeping spiral arms. M66 is part of the famous Leo Triplet, a small group of galaxies that also includes M65 and NGC 3628. | |||
Gravitational interaction from its past encounter with neighboring NGC 3628 has resulted in: | Gravitational interaction from its past encounter with neighboring NGC 3628 has resulted in: | ||
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An extremely high central mass concentration;A high molecular to atomic mass ratio;A resolved noncorotating clump of H I material apparently removed from one of the spiral arms. | An extremely high central mass concentration;A high molecular to atomic mass ratio;A resolved noncorotating clump of H I material apparently removed from one of the spiral arms. | ||
This third result shows up visually as an extremely prominent and unusual spiral arm and dust lane structures as originally noted in the Atlas of Peculiar Galaxies.<ref>[http://en.wikipedia.org/wiki/Messier_66 Messier 66]</ref> | This third result shows up visually as an extremely prominent and unusual spiral arm and dust lane structures as originally noted in the Atlas of Peculiar Galaxies.<ref>[http://en.wikipedia.org/wiki/Messier_66 Messier 66]</ref> | ||
==HGS Session References== | ==HGS Session References== | ||
HGS Sessions - Clearing [[Sexual Misery, Breeder Programs]] - 3/31/2015 <ref>HGS Session</ref>HGS Sessions - Clearing [[Penn State, Happy Valley]] - 4/24/2015 <ref> HGS Session</ref> | |||
HGS Sessions - Clearing [[Sexual Misery, Breeder Programs]] - 3/31/2015 <ref>HGS Session</ref> | |||
==References== | ==References== | ||