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Aldermin or Alpha Cephei is the brightest star as seen from Earth in the constellation Cepheus. It is a nearby star at about 48.8 light years and has a luminosity 18 times that of the sun.
Alrediph or Delta Cephei is a binary system about 900 ly away. The brighter star gave it name to the Cepheid Variable class of star. At peak it is about 2000 times as luminous than the sun. From Earth it is not as bright as Aldermin because it is much much further from us.
What else can I help you with?
What is the brightest star in the galaxy?
sun is the brightest star in the galaxy
What is the color of the brightest star in Hercules?
The brightest star in the constellation Hercules is Kornephoros, which has a white color.
What type of star would be seen as the brightest star?
the blue giant is the brightest star
What is the brightest star in ursa?
The brightest star in Ursa Major is a star called Alioth.
How is Sirius not the brightest star in the sky?
Sirius is the brightest star in the night sky, but the brightest overall is the sun.
Is Polaris the brightest star?
No. The brightest star in the night sky is Sirius.
Is the yellow star the brightest star?
No. Blue stars are generally the brightest.
What is the name of the brightest star in Orion?
Rigel is the brightest star in Orion, Betelgeuse is the 2nd brightest
What is Orion's brightest star in the apparent magnitude?
Rigel is the brightest star in Orion and the sixth brightest star in the sky, with an apparent magnitude of 0.18.
What star has the brightest apparent magnitude as seen from earth?
The brightest star as seen from Earth is the sun. The brightest star in the night sky is Sirius.
Is rigel the Brightest Star?
No, Sirius is the brightest star in the night sky. Rigel is one of the brightest stars in the constellation of Orion.
Which is the brightest star in Orion?
The brightest star in Orion is Rigel.
