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No. The diameter of Sirius A is about 1.7 times that of the sun. To be considered a supergiant a star must be at least 100 times the diameter of the sun.

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9y ago

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Is the sun sirius a supergiant?

No. Sirius is actually two stars. The main body, Sirius A, is a fairly large star, larger than the sun, but it is nowhere near the size of a supergiant. Sirius B is a white dwarf, a small, dense remnant of a star that is, int his case, slightly smaller than Earth.


How are Sirius and betelgeuse unlike?

Sirius and Betelgeuse are both bright stars in the night sky, but they differ in size, color, and temperature. Sirius is a white star, while Betelgeuse is a red supergiant. Betelgeuse is also much larger and cooler than Sirius.


Is the sun considered a supergiant?

No. The sun is a main sequence star.


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.


Which of these stars is a red supergiant?

A non red giant is a giant, whereas a supergiant is well a supergiant and is a lot bigger.


What is the size of supergiant?

The supergiant is 7 astronomical units.


Is the star Antares a supergiant?

Yes, it is a red supergiant star.


What is the size of supergiant stars?

The supergiant is 7 astronomical units.


When was Supergiant Games created?

Supergiant Games was created in 2009.


Is rigel a dwarf planet or a supergiant?

it is a dwarf planet the size of a supergiant.


Is the star Rasalhague a super giant?

Alpha Ophiuchi is considered to have a stellar classification of A5 III, which makes it a "normal" giant, not a supergiant.


What is are some names of super giant stars?

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