Slide 1 Life story of a star Micro-world Macro-world Lecture 20 Slide 2 Life Cycle of Stars Recycling Supernovae produce - heavy elements - neutron stars - black holes Martin…
Slide 1 Post Main Sequence Evolution of “Low-Mass” Stars Chapter 19 (and some of 20) 1 Slide 2 Key points Late stages of evolution: Red Giants, Horizontal Branch Stars,…
Slide 1 Stellar Interiors Physical Astronomy Professor Lee Carkner Lecture 10 Slide 2 Kelvin-Helmholtz Timescale Very roughly, the amount of gravitational energy…
Slide 1 Stellar Evolution Astronomy 315 Professor Lee Carkner Lecture 13 Slide 2 Changes This is an illusion due to the fact that stellar lifetimes are very long…
Slide 1 Chapter 12 Stellar Evolution Slide 2 Units of Chapter 12 Leaving the Main Sequence Evolution of a Sun-like Star The Death of a Low-Mass Star Evolution of Stars More…
Solar Energy The Sun 99.98 % of enegy from the sun 1/3 of the tide and flood caused by the sunâs gravitation Distance: 150 million kilometers The Sun 99,9 % of the mass…