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Sirius is a white main sequence star, whereas Betelgeuse is a red supergiant not on the main sequence.

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13y ago

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How are Sirius and Betelgeuse alike?

Sirius and Betelgeuse are two of the brightest stars in the night sky, with Sirius being the brightest and Betelgeuse being the 9th brightest. Betelgeuse is in the wonderful constellation of Orion. Sirius is in the nearby constellation of Canis Major. They are very easy to spot, with Betelgeuse being at the top left of Orion and Sirius, being below and to the left of Orion, with Orion's Belt acting as a good way of pointing towards it. Comparing the two it is also easy to notice the difference in colour as Betelgeuse is a red supergiant and looks reddish in colour, very different to Sirius.


Does the star Sirius or Betelgeuse have a greater parallax angle?

Sirius will have a greater angle, because it is closer to us.


What are 5 stars in our galaxy?

Sirius, polaris, cygnus, betelgeuse, & rigel


Rigel aldebaran Sirius Antares KY cygni betelgeuse pollux arrange in ascending order?

In terms of size from smallest to largest, its Sirius, Pollux, Aldebaran, Rigel, Betelgeuse, Antares, and KY Cygni.


What are Names of any 5 stars of galaxy?

Rigel, Sirius, Betelgeuse, Vega and Polaris


What is the different kind of stars?

vega,rigel,sirius,and betelgeuse are the most different kind of stars.


What are the three Stars that make up winter triangle?

The three stars are Sirius, Betelgeuse and Procyon.


What is the distance from earth to the red arm of the galaxy?

About 2 minutes through a wormhole - you turn left at Betelgeuse and then take a right at Sirius.


What is the brightest star in southern sky in winter?

Sirius is the brightest star in the southern sky during winter. It is part of the constellation Canis Major and is known for its luminosity and distinct bluish-white color. Sirius is often referred to as the "Dog Star."


What is the closest star arcturus altair betelgeuse or siruis?

Arcturus: 37 lyAltair: 16.8 lyBetelgeuse: 640 lySirius: 8.6 lySo Sirius is the closest.


How much brighter than Sirius would the Betelgeuse supernova be in your sky if it reached a maximum luminosity?

The supernova would be so much brighter that it's hard to compare, at least 10 magnitudes brighter then Sirius. It would probably be about the same brightness as the full moon in the sky.


What is are some names of super giant stars?

Some of the SUPER GIANT stars are Sirius,Sun,Rigel,Betelgeuse,and procyon.