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The Colors of the Stars From Hottest to Coldest - Science Notes …
Apr 10, 2022 · While humans can’t see this light, these extremely hot stars are essentially violet. Purple stars are another matter entirely. Purple is the eye’s interpretation of a mix of red and blue. Stars that emit red and blue light also emit other colors of the spectrum, so they appear white. The only time you’ll see a purple star is when the ...
Why Are There No Purple or Green Stars? - Live Science
Mar 29, 2013 · Purple stars are something the human eye won't easily see because our eyes are more sensitive to blue light. Since a star emitting purple light also sends out blue light — the two...
Why don't we see purple stars - Astronomy Stack Exchange
Nov 21, 2018 · Spectral violet is shorter in wavelength than blue is, clocking in at just 380 to 435 nanometers, whereas purple is how we see an interplay of red and blue and violet wavelengths. Short answer: most stars emit a very wide range of wavelengths, from MHz (radio) to gamma ray, 1019Hz 10 19 H z -- albeit rather little of the latter.
The Colors of Stars, Explained | Scientific American
Aug 25, 2023 · From dim red to brilliant blue, stellar colors span the spectrum—and reveal how much any star brings the heat. Whether red, orange, yellow, blue or white, the stars of the globular cluster NGC...
Why are there no purple stars? - Physics Stack Exchange
Jan 11, 2025 · If the star is hot enough to peak at purple (about 420nm, about 7,000K), it will still look blue because the width of the emitted spectrum is large. There is no way to get black body radiation that looks purple to a human.
What is the difference between blue star and Purple star?
May 23, 2024 · Blue stars and purple stars differ in terms of their surface temperature and color. Blue stars are generally hotter than purple stars. The color of a star is determined by its surface temperature, with blue stars being some of the hottest and purple stars falling …
What Color are Stars? Ultimate Guide to Star Colors
It all comes down to how hot the particular star is. For example, a really hot star will appear blue, while a cooler star will appear to be red. Now, keep in mind that these color types will have some variation, so stars can appear as: Red; Blue; Violet; Orange; Yellow; White; Green; Purple
Why Do Stars Have Different Colors? - ScienceABC
Oct 19, 2023 · We cannot see a number of other colors, especially near the blue part of the spectrum, such as violet, and purple, as our eyes are more sensitive to blue light and will perceive these colors as blue instead.
Are there purple stars? : r/askscience - Reddit
Jul 23, 2015 · First of all there is a slight error in your question, purple is not a spectral color (it is how our eyes perceive a mixture of blue and red light), light of higher energy than blue would be violet. However, no, there are no violet stars.
Do green and purple stars exist? : r/askscience - Reddit
Sep 29, 2022 · According to the Hertzsprung-Russell diagram, stars can be blue, red, orange, yellow, and even white. But why aren’t green and violet (purple) in the diagram? Have green or purple stars ever been observed in the universe?