The Sagittarius dwarf galaxy used to be one of the brightest of the Milky Way satellites.
What does SDG stand for?
SDG stands for Sagittarius Dwarf Galaxy (astronomy)
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We have 123 other meanings of SDG in our Acronym Attic
- South Dakota Farmers Union
- Switch Disconnector Fuse Unit
- San Diego Flash Users Group
- Scuba Divers Federation of Victoria (Australia)
- School of Drama, Film and Visual Arts (University of Kent, UK)
- Standard Dual Frame Window
- San Diego Fine Woodworkers Association (California)
- Scottish Diabetes Framework Working Group (National Health Service; UK)
- Geometric Standard Deviation
- Sacred Dance Guild (Severna Park, MD)
- Sample Delivery Group
- Sapporo Designer Gakuin (Sapporo, Japan)
- Saratoga Drama Group (California community theater)
- SAS Data Group
- School Development Grant (various organizations)
- Screen Directors Guild
- Secoisolariciresinol Diglycoside (the main lignan in flaxseed)
- Short Duration Grazing
- Siding (railways)
- Signed Directed Graph
Samples in periodicals archive:
A team of astronomers led by Sergey Koposov and Vasily Belokurov of Cambridge University recently discovered two streams of stars in the Southern Galactic hemisphere that were torn off the Sagittarius dwarf galaxy y analysing data from the latest Sloan Digital Sky Survey (SDSS-III).
When astronomers discovered the galaxy Segue 1 in 2007, they weren't sure if it was anything more than a cluster of stars, perhaps stripped from the nearby Sagittarius dwarf galaxy.
Using observations of such tidal debris from a dwarf known as the Sagittarius Dwarf Galaxy, astronomers have been able to reconstruct the orbit of Sagittarius and derive models for the Milky Way and its dark-matter halo.
And for the Milky Way, at least, there's no evidence that its most recent acquisitions, such as its capture of the Sagittarius dwarf galaxy, has significantly altered our galaxy's structure (SN: 4/9/94, p.
He and his colleagues note that the stream of stars lies near the center of the Sagittarius dwarf galaxy, a small galaxy that is currently being torn apart by the Milky Way.