STScI

Galilei in Waldbröl

For the project days at Kopernikus-Gymnasium Wissen from Tuesday, July 18 to Thursday, July 20, 2023, an astronomy project was offered for the first time in several years. It was led by Cathrin Garbotz and Dr. Stephan...

A nebula in Cygnus

Very massive stars can show a very strong mass loss in the final stage of their evolution. Here large amounts of stellar stellar matter and the core of the formerly massive star is exposed. Such stars are called Wolf...

Finally the earth tilts “right” again

Of course, there is no objective “right” or “wrong” in this case, but most amateur astronomers know a subjective one. The inclination of the earth’s axis in relation to the sun influences...

On the way to professional measurements

Thanks to a substantial public grant, we were able to finance a spectrograph for our large telescope. With this instrument we will be able to perform professional measurements of stars and participate in the search for...