bulge


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Using nine years of archival data from Hubble, that included "about 10,000 normal sun-like stars in the bulge," a team led by Will Clarkson of the University of Michigan-Dearborn found that far from being a homogenous sort of place, the galactic center "is a dynamic environment of stars of various ages zipping around at different speeds, like travelers bustling about a busy airport.
It is far from a simple disk structure, being composed of two spiral arms, a bar-shaped feature that runs through its centre, and a central bulge of stars.
Some chimed in about the appearance of the bulge, a football-shaped central structure that is three-dimensional compared to the galaxys flat disk.
Shortly afterwards, there was a letter saying they could not have the bulge class.
This is because these hair follicles could not retain their old bulges, though they generated a new bulge without a problem.
That's unsurprising, says Melissa Ness (Max Planck Institute for Astronomy, Germany), if the bulge isn't as separate a component as was once thought.
The papers focus on wide-field investigations of the resolved stellar populations toward the Galactic bulge and the Magellanic clouds.
A similar group, Veterans of the Battle of the Bulge, was formed by a group of veterans in Virginia in 1980.
But experts, all the way from the World Bank to World Watch Institute, warn that this youth bulge could be either a blessing or a curse, or, in their lingo, a demographic dividend or a time bomb, depending on how governments address the challenge.
The idea of a frozen tidal-rotational bulge, known as the "fossil bulge" hypothesis, was first described in 1898.
Voices of the Bulge: Untold Stories from Veterans of the Battle of the Bulge
Gone is the burgeoning bulge of his Armani ads four years ago as he poses in a new campaign for his Bodywear brand for H&M.