Sentences with word «hypergiant»

September 28, 2011 • A rare, yellow hypergiant star has been photographed by researchers at the European Southern Observatory.
The luminous blue variable / yellow hypergiant progenitor of SN 2013cu.
A blue hypergiant star (sometimes 72,000 degrees F) would cool down to a Y dwarf (sometimes around 80 degrees F) if it had to live very long in International Falls, MN, where it's currently -8 F this fourth day of spring.
VY Canis Majoris is a stellar goliath, a red hypergiant, one of the largest known stars in the Milky Way.
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«Light variations of the blue hypergiants HD 168607 and HD 168625 (1973 - 1999)», Astronomy and Astrophysics, Vol.
Luminosity class 0 or Ia + is used for hypergiants, class I for supergiants, class II for bright giants, class III for regular giants, class IV for sub-giants, class V for main - sequence stars, class sd (or VI) for sub-dwarfs, and class D (or VII) for white dwarfs.
[nb 5][9] There are also giant K - type stars, which range from hypergiants like RW Cephei, to giants and supergiants, such as Arcturus, whereas orange dwarfs, like Alpha Centauri B, are main - sequence stars.
Chin, 2001: Yellow hypergiants as dynamically unstable post-red supergiant stars.
The star VY Canis Majoris is a red hypergiant, one of the largest known stars in the Milky Way.
Stothers, R.B., 2003: Turbulent pressure in the envelopes of yellow hypergiants and luminous blue variables.
Their observations point to the explosion of a hypergiant star with a mass 200 times that of the sun.
But the big surprise among the supergiants was R 136a1, a star that might be called a hypergiant.
But now, with the new SPHERE data, we have found large grains of dust around this hypergiant.
New observations of the star and its surrounding shells using the infrared camera aboard Very Large Telescope (VLT) revealed it is actually a yellow hypergiant.
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