Stars differ from one another in their mass, in their age, in their chemical composition (mix of elements/isotopes), temperature, color, density (especially in density there are HUGE variations), and probably a few other things more.
The differences in spectrum are mainly due to: * Differences in temperature between the stars * Differences in chemical composition * Differences in relative movement (redshift / blueshift, due to the Doppler effect)
The more stars a hotel has, the better it is.
"Interstellar" means "between the stars". "Interstellar differences" is not a term commonly used in astronomy.
Their size, distance and temperature.
The sun is a star. Its different to us than other stars because it is the closest to our planet.
Stars do have different colours. If you look carefully, you will see that there are differences between the colours of stars. Some are very different in colour to others, but you will only notice if you look at them carefully.
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Approximately 90% of stars in the universe are categorized as main sequence stars. These stars, like our Sun, are in the stable phase of their lifecycle where they fuse hydrogen into helium in their cores. Main sequence stars vary in size and temperature, leading to differences in brightness and color.
A solar system consists of one or two stars and one or more planets. A galaxy consists of numerous stars/solar systems.
A star on "main sequence" is a period in a stars evolution.A white dwarf is a stellar remainA supergiant star is the size of a very big star.So they are completely different and not even related.
Two major differences between planets and stars are their composition and energy production. Stars are primarily composed of hydrogen and helium and generate energy through nuclear fusion in their cores, which produces light and heat. In contrast, planets are made up of various materials, including rock, metal, and gas, and do not produce their own light; instead, they reflect the light of stars. Additionally, stars are typically much larger and more massive than planets.
Stars vary in color due to differences in their surface temperature. Hotter stars appear blue or white, while cooler stars appear red. This is because the peak wavelength of light emitted by a star is related to its temperature, with hotter stars emitting shorter, bluer wavelengths and cooler stars emitting longer, redder wavelengths.