1. Story so far 2. Ancient Greeks Had the Earth at the centre of the Universe. Evidence– Planets, stars ,sun, moon all appeared to rise in the East and set in the West.…

Slide 1Sir Isaac Newtons baby lays in his crib, staring up at his mobile and thinks to himself: I wonder what the tension is in each of those massless strings. Please find…

Slide 1Supernovae High Energy Astrophysics [email protected] http://www.mssl.ucl.ac.uk/ Slide 2 2 3.Supernovae: Stellar evolution, collapse and energy release; Shock waves;…

Slide 1Chapter 15: Surveying the Stars Slide 2 How can we Study the Life Cycles of Stars? A star can live for millions to billions of years. we will never observe a particular…

1.Astronomy Ch. 05: Stellar Evolution Sirius is a main sequence star with a small, white dwarf companion as displayed in this HST photo 2. Stellar Evolution The changes…

1.6. STARS2. Stars are massive, luminoussphere of hot gas cloud, heldtogether by gravity, main elementis Hydrogen. StarsProperties of1. generate energy by itself2. Have an…

1. Properties & Types of Stars Includes blackhole… ….by ANTO 2. Distances To The Stars • Stars are separated by vast distances. • Astronomers use units called…

1. Stars 2. Distances To The Stars  Stars are separated by vast distances.  Astronomers use units called light years to measure the distance between the stars  A…

Slide 1Stellar Evolution: The Deaths of Stars Chapter Twenty-Two Slide 2 Guiding Questions 1.What kinds of nuclear reactions occur within a star like the Sun as it ages?…

Slide 1 Slide 2 Stars Slide 3 Distances To The Stars Stars are separated by vast distances. Astronomers use units called light years to measure the distance of stars A light-year…