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Avery Luna. P Cygni is about 6300 light years away. This star is roughly 76 times as big as the sun.

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Presentation on theme: "Avery Luna. P Cygni is about 6300 light years away. This star is roughly 76 times as big as the sun."— Presentation transcript:

1 Avery Luna

2 P Cygni is about 6300 light years away. This star is roughly 76 times as big as the sun.

3 This star is buried deep into our Milky Way. It 6000 light years away. In year 1600 it flared to third magnitude.

4

5 In 1626 in the star faded dropping below naked eye visibility. In 1655 it regained brightness. But in 1662 the star faded again In 1665 another outburst took place. Since 1715 P Cygnia has been a fifth magnitude star with only small changes in brightness.

6 This star is not a nova. This star is surrounded by a faint nebula.

7 Since 1715 P Cygnia has been a fifth magnitude star with only small changes in brightness.

8 P cygni has sometimes been called a “Permanent Nova”

9


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