Menkalinan beta Aurigae spectrum enlarged

Menkalinan - spectroscopic binary star

Menkalinan (beta Aurigae) is a spectroscopic eclipsing binary star system. The two components appear as single star to the visual observations, but…


Plaiedes - annotated image

Pleiades spectra

During last observing session I pointed telescope with attached spectroscope to well known Pleiades open cluster. It is also called "Seven Sisters"…


HD15558 - the most massive star in the Milky Way

Last session with LowSpec spectroscope was only a few hours long due to weather. But still it was enough to capture some spectra of Be type stars,…


40 Eridani cover

40 Eridani - first white dwarf ever

Star 40 Eridani is a triple system located not so far away - about 5 parsecs (that is about 16 light years). In cosmic scale it is just a…