Illustration of the uncertainty of Earth's orbit 56 million years ago due to a potential past passage of the Sun-like star HD7977 2.8 million years ago. Each point's distance from the center ...
Publications of the Astronomical Society of the Pacific, Vol. 130, No. 990 (2018 August), pp. 1-8 (8 pages) Using the stellar evolution code—Modules for Experiments in Stellar Astrophysics (MESA)—we ...
In about 7 billion years our sun will become a white dwarf, the name for a star that depleted its nuclear fuel and only shines as a remnant of what it once was. No star is ever born as a white dwarf ...
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