What will happen to the Sun in 5 billion years?
From red giant to white dwarf: changes in the Sun’s core and envelope, why 5 billion years is a rounded guide, and what remains uncertain about Earth’s fate.
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#stellar evolution
Articles: 2
Why are some stars large and others small?
Stellar mass, radius and luminosity are different quantities. Compare the Sun, Sirius and Arcturus to understand mass, evolution and surface temperature.