Lesson plan
Lambda Cephei
Lambda Cephei is a blue supergiant star in the northern constellation of Cepheus. Its name is a Bayer designation that is Latinized from λ Cephei, and is abbreviated Lambda Cep or λ Cep. This star is visible to the naked eye with an apparent visual magnitude of +5.050. Based on parallax measurements, it is located at a distance of approximately 2,800 light years. It is one of the hottest and most luminous stars visible to the naked eye.
Article summary
Lambda Cephei is a blue supergiant star in the northern constellation of Cepheus. Its name is a Bayer designation that is Latinized from λ Cephei, and is abbreviated Lambda Cep or λ Cep. This star is visible to the naked eye with an apparent visual magnitude of +5.050. Based on parallax measurements, it is located at a distance of approximately 2,800 light years. It is one of the hottest and most luminous stars visible to the naked eye.
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
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Key claims and bibliography are generated from the same tracked claims and sources as the article page.