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  1. 11 Φεβ 2022 · The web page explores the challenges and methods of estimating the number of stars in the universe, from galaxy observations to space-time curvature. It cites various sources and missions, such as Gaia and Hubble, that provide different answers and insights.

  2. science.nasa.gov › universe › starsStars - NASA Science

    Learn about the birth, life and death of stars, and how they are classified by mass and nuclear fusion. Find out how many stars are in the universe and in our galaxy, and see stunning images of stellar phenomena.

  3. Learn how astronomers estimate the number of stars in the Universe using different methods and instruments, such as Herschel and Gaia. Find out how many stars are in our Galaxy, how many galaxies are out there, and how star formation affects the count.

  4. 15 Ιουλ 2014 · Learn how astronomers estimate the number of stars in the observable universe, which depends on the sensitivity of telescopes and the distance of light. Find out how many stars you can see in your night sky with the unaided eye.

  5. 3 Ιουν 2013 · Learn how to count stars with different tools and how many stars are in the Milky Way and other galaxies. Find out the estimated number of stars in the observable Universe and the possible range of an infinite Universe.

  6. 25 Οκτ 2016 · The web page estimates the number of stars in the universe by multiplying the average number of stars in a galaxy by the number of galaxies. It also explains how astronomers measure the mass and rotation of galaxies and the challenges of detecting faint stars.

  7. 31 Ιουλ 2022 · The web page estimates the number of stars in the universe based on the number of galaxies and the average number of stars per galaxy. It also discusses the problems and uncertainties with these estimates.

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