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Ursa Major

Hubble Spies Tiny, Ancient ‘Ghost Galaxies’

July 11, 2012

Want to stay on top of all the space news? Follow @universetoday on Twitter They’re out there; tiny, extremely faint and incredibly ancient dwarf galaxies with so few stars that scientists call them ‘ghost galaxies.’ NASA’s Hubble Space Telescope captured images of three of these small-fry galaxies in hopes of unraveling a mystery 13 billion [...]

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Podcast: The Big Dipper

July 25, 2011

We wanted to spend a few shows talking about some of the most recognizable constellations in the night sky. We’ve chatted about Orion the Hunter, but now we’re going to talk about the Big Dipper, also known as Ursa Major, or the Great Bear – apologies to our southern hemisphere listeners. Click here to download [...]

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Big Dipper

December 1, 2009

The Big Dipper or the Plough is a pattern of seven stars(asterism) that people have known for thousands of years. The asterism is actually the seven brightest stars of the Ursa Major constellation. The stars of the Big dipper include Dubhe, Merak, Phecda, Megrex, Alioth, Mizar, and Alkaid. Five of the stars of the Big [...]

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