M45 Pleiades (Seven Sisters)
About 450 light-years away in the constellation of Taurus there is a famous Pleiades cluster, that landed in the Messier catalog under the M45 symbol…
Pleiades spectra
During last observing session I pointed telescope with attached spectroscope to well known Pleiades open cluster. It is also called "Seven Sisters"…
Retro Seven Sisters
The Pleiades or Seven Sisters is an open star cluster located in constellation Taurus. Contains middle aged (about 100 million years old), hot, blue…