Citizen scientists re-tune Hubble’s galaxy classification

Iowa Climate Science Education

Royal Astronomical Society

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IMAGE: Spiral structure in the Pinwheel Galaxy (Messier 101), as observed by the Hubble Space Telescope. view more

Credit: NASA, ESA, CXC, SSC, and STScI

Hundreds of thousands of volunteers have helped to overturn almost a century of galaxy classification, in a new study using data from the longstanding Galaxy Zoo project. The new investigation, published in the journal Monthly Notices of the Royal Astronomical Society, uses classifications of over 6000 galaxies to reveal that ?well known? correlations between different features are not found in this large and complete sample.

Almost 100 years ago, in 1927, astronomer Edwin Hubble wrote about the spiral galaxies he was observing at the time, and developed a model to classify galaxies by type and shape. Known as the ?Hubble Tuning Fork? due to its shape, this model takes account of two main features: the size of the central region (known…

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Author: uwe.roland.gross

Je dümmer die Menschheit ist, umso einfacher ist es dieser eine Lüge zu servieren. Noch nie hat ein Gesetz die Freiheit eines Menschen erhöht, jedoch wurde sie durch Gesetze entzogen! Am Anfang war die Lüge.

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