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#TulipNebula | #Sharpless101, also called #Sh2101 is a #nebulous #HII #region, and also an #emissionnebula, nestled in the area occupied by the #ConstellationCygnus. It is also called the #TulipNebula by having the form of a tulip in the images. It is at a distance of about 6000 light years from #Earth.


A team of astronomers using the Hubble Space Telescope found an unambiguous link between the presence of supermassive black holes that power high-speed, radio-signal-emitting jets and the merger history of their host galaxies. Almost all galaxies with the jets were found to be merging with another galaxy, or to have done so recently