Tag: Astronomie
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The Nova V1405 CAS in Cassiopeia
The observation of the Nova V1405 CAS is described. Brightness measurements were carried out over a longer period of time, from April 1st, 2021 to May 15th, 2022. Together with measurements from other international authors, an atypical behavior for a nova was demonstrated.
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Light curve of the exoplanet HAT-P-54b
Thomas Grunge hat in seinem Garten kein Bild, sondern eine Lichtkurve des Exoplaneten HAT-P-54b aufgenommen. Dieser Planet kreist nicht um unsere Sonne, sondern um den Stern HAT-P-54, dessen Licht 443 Jahre bis zu uns unterwegs war. Diesen Planeten kann man nicht mehr direkt sehen, sondern nur nachweisen, wenn er vor dem Stern vorbei zieht und…
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The impressive comet C/2020 F3 Neowise
A bright comet doesn't appear in the sky very often. We may have to wait another decade or more. Comet Neowise was an impressive sight in the sky! Why was a comet in earlier times a sign of coming disaster when it is actually just beautiful?
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Green sea at the Arctic Circle
At night all cats are grey. But that doesn't apply near the Arctic Circle, when bright northern lights bathe everything in a green glow. You can see this with your own eyes.
