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What is within 1 light year radius of earth?
Within a 1 light-year radius of Earth, there are numerous stars in the Milky Way galaxy, such as Proxima Centauri, Alpha Centauri A and B, Barnard's Star, and Sirius. However, there are no known planets in this immediate vicinity.
Is sirus an asteroid?
No, Sirius is not an asteroid. Sirius is a binary star system consisting of the brighter star, Sirius A, and its companion, Sirius B, which is a white dwarf star. It is the brightest star in the Earth's night sky.
Does Sirius have exoplanets?
Yes, Sirius is a binary star system composed of two stars, Sirius A and Sirius B. As of now, there have been no confirmed exoplanets detected in orbit around either star.
Is Sirius A a nearby galaxy?
Sirius is the brightest star in the night sky of earth not a galaxy
Which star has the less absolute magnitude rigel or Sirius?
Sirius has a lower absolute magnitude than Rigel. Sirius is one of the brightest stars in the sky with an absolute magnitude of 1.42, while Rigel has an absolute magnitude of -8.1, making it much brighter than Sirius.
What is the size is Sirius?
Sirius has a mass 0.978 that of the Sun, and a radius 0.0084 times that of the Sun. No, actually Sirius A has a mass of 2.2 that of the Sun and a radius 1.711 times that of the Sun.
Which star is largest Sirius or Algol?
Sirius is larger than Algol. Sirius is a binary star system with Sirius A being the larger star with about twice the mass of the Sun, while Algol is a triple star system with the main star being smaller than Sirius A.
What is the size of Sirius?
Sirius is a binary star system consisting of two stars: Sirius A and Sirius B. Sirius A is the larger and more luminous star, with a diameter of about 1.7 times that of the Sun. Sirius B is a white dwarf star with a diameter of about 12,000 kilometers, roughly the size of Earth. The distance between the two stars is about 20 AU (astronomical units).
What size is the star Sirius?
Sirius is a double star; the larger of the pair is twice the mass of the Sun and about 1.7 times the Sun's radius. So it would be about 740,000 miles radius.. and would be about five times the Sun's volume.
What is the surface area of Sirius a?
Sirius A, the brightest star in the night sky, has a radius approximately 1.71 times that of the Sun. To calculate its surface area, you can use the formula for the surface area of a sphere: (4\pi r^2). Using its radius, the surface area of Sirius A is roughly (3.68 \times 10^{13}) square kilometers.
How many times is sirus bigger than your sun?
Sol radius = 695000 km, mass = 1.9891×1030 kg Sirius radius = 1.71 times that of Sol, mass = 2.02 times that of Sol. (Sol = our Sun)
How big is the big dog star?
The "big dog star," commonly known as Sirius, is the brightest star in the night sky and is part of the constellation Canis Major. It has a mass about 2.1 times that of the Sun and a radius approximately 1.7 times larger than the Sun. Sirius is actually a binary star system, consisting of Sirius A, a main-sequence star, and Sirius B, a white dwarf. Its distance from Earth is about 8.6 light-years.
Is 'Sirius C' real or not?
It is not real. Sirius is a two-star system containing only Sirius A and Sirius B.
What relation is Sirius to Harry Potter?
Sirius is Harry's godfather. Sirius Black is Harry's godfather.Harry is sirius's Godson.
How far apart are Sirius A and Sirius B?
Sirius is a binary star system Sirius A and Sirius B.The distance separating Sirius A from B varies between 8.1 and 31.5 AU. (See related question).
What is within 1 light year radius of earth?
Within a 1 light-year radius of Earth, there are numerous stars in the Milky Way galaxy, such as Proxima Centauri, Alpha Centauri A and B, Barnard's Star, and Sirius. However, there are no known planets in this immediate vicinity.
Is Sirius a giant?
No. Sirius consists of two stars. Sirius A is larger than the sun but is not a giant. Sirius B is a white dwarf,
