'High mass star' diaporamas de présentation

Chapter 17 Star Stuff

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Chapter 17 Star Stuff

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ASTR 1102-002 2008 Fall Semester

ASTR 1102-002 2008 Fall Semester. Joel E. Tohline, Alumni Professor Office: 247 Nicholson Hall [Slides from Lecture13]. Chapter 20 : Stellar Evolution: The Deaths of Stars and Chapter 21 : Neutron Stars. Low-, Moderately Low- , & High- Mass Stars along the MS.

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Star Formation in our Galaxy

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Ionized gas in massive star forming regions Guido Garay Universidad de Chile

Ionized gas in massive star forming regions Guido Garay Universidad de Chile. Great Barriers in High-Mass Star Formation. Townsville, September 15, 2010. Aim. Review the characteristics of sources of ionized gas within massive star forming regions.

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Chapter 21 Stellar Explosions

Chapter 21 Stellar Explosions. Units of Chapter 21. 21.1 Life after Death for White Dwarfs 21.2 The End of a High-Mass Star 21.3 Supernovae Supernova 1987A 21.4 The Formation of the Elements 21.5 The Cycle of Stellar Evolution. 21.1 Life after Death for White Dwarfs.

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Star evolution

Star evolution. Chapters 17 & 18 (Yes, we skip chap. 16, star birth). Goals & Learning Objectives. Learn some simple astronomical terminology Develop a sense of what scientists know about the overall universe, its constituents, and our location Describe stellar evolution

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Star evolution

Star evolution. Chapters 17 & 18 (Yes, we skip chap. 16, star birth). Goals & Learning Objectives. Learn some simple astronomical terminology Develop a sense of what scientists know about the overall universe, its constituents, and our location Describe stellar evolution

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Evolution of High Mass Stars

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Masers and the Process of High-mass Star Formation

Masers and the Process of High-mass Star Formation. Simon Ellingsen University of Tasmania. Outline. An overview of masers in high-mass star formation regions. Useful properties of masers. Measuring accurate distances. Masers as probes of the physical conditions and evolutionary state.

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Stellar Explosions

Stellar Explosions. Introduction. Life after Death for White Dwarfs The End of a High-Mass Star Supernovae Supernova 1987A The Crab Nebula in Motion The Formation of the Elements The Cycle of Stellar Evolution. Life after Death for White Dwarfs.

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Chapters 14 and 15 Stellar Evolution and Stellar Remnants

Chapters 14 and 15 Stellar Evolution and Stellar Remnants. Star Birth: Nebula. Young star: Protostar. Adult: Main Sequence .

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Stellar Evolution:

Stellar Evolution:. The Life Cycle of a Star. Stellar Nurseries. All stars start out in a nebula (large cloud of dust and gas). The main element in this cloud is hydrogen. The particles of material in a nebula have a very weak gravitational attraction for one another.

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Groups of Stars

Groups of Stars. Warm Up . Compare the life of a star to the life of a human. Describe how the life stages are similar. You will need to choose the life cycle of either a low-medium mass star OR a high mass star. . Constellations.

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The Quest for Massive Protostars

Istituto di Fisica dello Spazio Interplanetario. Istituto di Astrofisica Spaziale e Fisica Cosmica. The Quest for Massive Protostars. Sergio Molinari IFSI-CNR, Roma. S. Pezzuto , L. Montinaro @ IFSI-CNR, Roma

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Lives of stars

Lives of stars. A Star is born when the contracting gas and dust from the nebula become so dense and hot that nuclear fusion starts. How long a star lives depends on its mass. What is a nebula? A large cloud of dust and gas.

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Solar System Ruler 3-27-12

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Life Cycle of a Star

Life Cycle of a Star. black hole main sequence nebula neutron star red giant. super giant black dwarf supernova protostar white dwarf.

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Stellar Evolution: High Mass and Low Mass Stars

Stellar Evolution: High Mass and Low Mass Stars. The 3 diagrams show the lifecycles of 3 different stars. Identify the type of object at each stage and explain whats happening.

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