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Galaxy

Challenge #4 – C36

Target Type R. A. Dec. Constellation Magnitude Size C60 (NGC 4038/9) Spiral Galaxy 12h 01m 53s -18° 52′ 06″ Corvus +10.1 5.4×3.8 arcmin Overview William Herschel was the first to observe these galaxies that smashed into each other millenia ago, on the night of February 7th, 1785. At the time, before galaxies were known to […]

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Challenge #3 – C29

Target Type R. A. Dec. Constellation Magnitude Size C38 (NGC 4565) Spiral Galaxy 12h 36m 21s +25° 59′ 15″ Coma Berenices +9.1 17×3 arcmin Overview You might guess from the dimensions in the table above that this is an edge-on galaxy, i.e. it is long and thin. William Herschel discovered it in April 1785, remarking

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Challenge #2 – C27

Target Type R. A. Dec. Constellation Magnitude Size C35 (NGC 4889) Elliptical Galaxy 13h 00m 08s +27° 58′ 37″ Coma Berenices +11.4 2.6×1.7 arcmin Overview Herschel discovered this supergiant elliptical galaxy in 1785, recording it as a ‘nebulous patch’. But C35 is definitely not that! This galaxy a long, long way away from our home.

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Challenge #1 – C20

Target Type R. A. Dec. Constellation Magnitude Size C32 (NGC 4631) Spiral Galaxy 12h 42m 08s +32° 32′ 31″ Canes Venatici +8.9 14×2 arcmins Overview If you’ve looked in the table above, especially at the size of this galaxy, you might have already guessed that it is edge-on to us because it’s width is given

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