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2. The Universe (TV series) - Wikipedia

   en.wikipedia.org/wiki/The_Universe_(TV_series)

   A look at real life "death stars" that are far worse than the one in Star Wars such as supernovas that unleash massive gamma-ray bursts (GRB) that could eradicate all life for thousands of light years; a look at "WR 104", a dying star 8000 light years away that could point a GRB right at Earth, and "3C 321", a "death star galaxy" that could be ...

3. List of proper names of stars - Wikipedia

   en.wikipedia.org/wiki/List_of_proper_names_of_stars

   In 2016, the International Astronomical Union (IAU) organized a Working Group on Star Names (WGSN) [2] to catalog and standardize proper names for stars. The WGSN's first bulletin, dated July 2016, [3] included a table of 125 stars comprising the first two batches of names approved by the WGSN (on 30 June and 20 July 2016) together with names of stars adopted by the IAU Executive Committee ...

4. Fermi paradox - Wikipedia

   en.wikipedia.org/wiki/Fermi_paradox

   This is an accepted version of this page This is the latest accepted revision, reviewed on 8 February 2025. Discrepancy of the lack of evidence for alien life despite its apparent likelihood This article is about the absence of clear evidence of extraterrestrial life. For a type of estimation problem, see Fermi problem. Enrico Fermi (Los Alamos 1945) The Fermi paradox is the discrepancy ...

5. List of largest stars - Wikipedia

   en.wikipedia.org/wiki/List_of_largest_stars

   Below are lists of the largest stars currently known, ordered by radius and separated into categories by galaxy. The unit of measurement used is the radius of the Sun (approximately 695,700 km; 432,300 mi). [1] The Sun, the orbit of Earth, Jupiter, and Neptune, compared to four stars (Pistol Star, Rho Cassiopeiae, Betelgeuse, and VY Canis Majoris)

6. How the Universe Works - Wikipedia

   en.wikipedia.org/wiki/How_the_Universe_Works

   [1] [2] With the use of computer-generated imagery (CGI) and visual effects, each episode presents and narrates a topic about the universe (e.g.: the origin of the universe, the formation and the evolution of the Solar System, and the origin and behavior of life), which then are complemented with scientific insights from leading scientists of ...

7. List of Arabic star names - Wikipedia

   en.wikipedia.org/wiki/List_of_Arabic_star_names

   The star Rigel in his foot derives its name from the Arabic rijl, "foot." This is a list of Arabic star names. In Western astronomy, most of the accepted star names are Arabic, a few are Greek and some are of unknown origin. Typically only bright stars have names. [1]

8. Cosmos: A Spacetime Odyssey - Wikipedia

   en.wikipedia.org/wiki/Cosmos:_A_Spacetime_Odyssey

   Cosmos: A Spacetime Odyssey is a 2014 American science documentary television series. [2] The show is a follow-up to the 1980 television series Cosmos: A Personal Voyage, which was presented by Carl Sagan on the Public Broadcasting Service and is considered a milestone for scientific documentaries.

9. Stellar evolution - Wikipedia

   en.wikipedia.org/wiki/Stellar_evolution

   Representative lifetimes of stars as a function of their masses The change in size with time of a Sun-like star Artist's depiction of the life cycle of a Sun-like star, starting as a main-sequence star at lower left then expanding through the subgiant and giant phases, until its outer envelope is expelled to form a planetary nebula at upper right Chart of stellar evolution A mass-radius plot ...