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The Nearest Star

How do we measure the distance to our nearest star, Alpha Centauri?

http://heasarc.nasa.gov/docs/cosmic/nearest_star_info.html

What is the chemical composition of stars?

A NASA astrophysicist explains what stars are made of, and why.

http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/961112a.html

Detect The Jupiter Like Planet Around Three Stars

Details of how large planets have been detected around three other solar type stars. Understanding Doppler wobble aided by an exercise.

http://zebu.uoregon.edu/nsf/wobble.html

Life cycle of a star

The different stages of a star's life.

http://sunshine.chpc.utah.edu/labs/star_life/starlife_main.html

How far away is stuff?

Great explaining on how we measure distances to stars using parallax and distances to galaxies using Cepheid Variables stars.

http://scienceblogs.com/startswithabang/2013/04/24/how-far-away-is-stuff/

Barns Are Painted Red Because of the Physics of Dying Stars

The iron that is often found in paint comes from the leftovers of dying stars.

http://bit.ly/19EiAzE

Christian Andreas Doppler

Biography of this physicist, remembered for his work on sound waves. He also conducted research on stars saying colours of stars will change depending on whether it is approaching or receding - ...

http://www-history.mcs.st-and.ac.uk/history//Mathematicians/Doppler.html

IceCube neutrino observatory

IceCube, a telescope under construction at the South Pole, will search for neutrinos from the most violent astrophysical sources: events like exploding stars, gamma ray bursts, and cataclysmic ...