satellite galaxy


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satellite galaxy

A small galaxy that closely orbits a massive galaxy and will eventually lose orbital energy through dynamical friction and fall into and merge with it. The Magellanic Clouds are satellites of our Galaxy. See also cannibalism.
References in periodicals archive ?
We showed that it may be fairly common for groups of stars in the disk to be relocated to more distant realms within the Milky Way -- having been 'kicked out' by an invading satellite galaxy.
A team of astronomers from Kapteyn Astronomical Institute and Leiden Observatory, both in the Netherlands, used the data to measure the 3D movement of stars in the nearby Sculptor Dwarf Galaxy (SDG), a satellite galaxy to our own, located about 300,000 light-years from Earth.
Sitting in the Small Magellanic Cloud, a satellite galaxy of the Milky Way, HV 2112 is the first T ZO to be seen.
But for very large objects in a gravitational field, such as a satellite galaxy orbiting our Milky Way, or eventually, when M31 and the Milky Way come closer, one side feels a much stronger amount of force than the other, giving rise to a stretch-and-squeeze effect.
David Merritt, professor of astrophysics at Rochester Institute of Technology said that the co-orbiting satellite galaxy structures are still in conflict with the distribution of primordial dwarf galaxies.
It was probably a supernova from the Andromeda galaxy (or galaxy M31) or from a satellite galaxy of M31", Tsangarides told CNA.
html) show faint arcs of stars extending into the halo above the galactic plane, suggesting merger and disruption from a satellite galaxy some time in the past.
Large Magellanic Cloud (LMC) - The LMC is a satellite galaxy to the Milky Way.
The satellite galaxy impacts don't destroy spiral galaxies.
A colorful emission nebula envelops the hot double star BAT99-49 in the Large Magellanic Cloud, a satellite galaxy of our Milky Way.
It tells you almost surely this was originally a collected satellite galaxy.
DIRECTV Latin America, LLC announced on June 17 the successful launch of the satellite Galaxy IIIC, which will complement its broadcast platform for the DIRECTV service in Latin America and the Caribbean.

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