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Radio Waves Interaction With Interstellar Matter

Radio Waves Interaction With Interstellar Matter

Radio Waves Interaction With Interstellar Matter. A cosmic journey brought to you by McGourty-Rideout. Interstellar Medium. Gaseous - almost all hydrogen H I- neutral hydrogen one proton and one electron( most) H II ionized hydrogen- - no electron just a proton - near hot stars

By sanders
(201 views)

Astro 300B: Jan. 26, 2011 Thermal radiation and Thermal Equilibrium

Astro 300B: Jan. 26, 2011 Thermal radiation and Thermal Equilibrium

Astro 300B: Jan. 26, 2011 Thermal radiation and Thermal Equilibrium. Thermal Radiation, and Thermodynamic Equilibrium. Thermal radiation is radiation emitted by matter in thermodynamic equilibrium.

By berne
(187 views)

Andrzej Radosz Institute of Physics Wroclaw University of Technology aradosz@if.pwr.wroc.pl

Andrzej Radosz Institute of Physics Wroclaw University of Technology aradosz@if.pwr.wroc.pl

A ( very ) Short Story of the Big Bang. Andrzej Radosz Institute of Physics Wroclaw University of Technology aradosz@if.pwr.wroc.pl. 1. Introduction: night sky’ paradox 2. How big is Universe? 3. Hubble’s discovery 4. Three principles 5. Scale parameter 6. Closed , open or flat.

By kalin
(488 views)

The Milky Way Galaxy

The Milky Way Galaxy

The Milky Way Galaxy. James Binney Oxford University. Outline. Why it’s important Components of the Galaxy Nearby stars Interstellar gas The bar The Galactic centre Globular clusters Star streams The dark halo. Why bother?. It’s home! It can be studied in unique detail

By marjean
(114 views)

Active Galactic Nuclei

Active Galactic Nuclei

Active Galactic Nuclei. 4C15 - High Energy Astrophysics emp@mssl.ucl.ac.uk http://www.mssl.ucl.ac.uk/. Introduction. Apparently stellar Non-thermal spectra High redshifts Seyferts (usually found in spiral galaxies) BL Lacs (normally found in ellipticals)

By brielle
(119 views)

MIR Diagnostics and Molecular Gas in Local Luminous Infrared Galaxies

MIR Diagnostics and Molecular Gas in Local Luminous Infrared Galaxies

MIR Diagnostics and Molecular Gas in Local Luminous Infrared Galaxies . Andreea Petric Collaborators: L. Armus, J. Howell, J. Surace (SSC/Caltech), A. Evans (UVA) J. Mazzarella, D. Frayer, T. Vavilkin, C. Bridge (IPAC) P. Appleton (IPAC), D. Sanders, J. Barnes, (IFA)

By mahon
(182 views)

Interstellar Magnetic Fields in the Solar Vicinity

Interstellar Magnetic Fields in the Solar Vicinity

Interstellar Magnetic Fields in the Solar Vicinity. P. C. Frisch et al. University of Chicago Midwest Magnetic Field Workshop, May 2011. et al….. . B-G Andersson, SOFIA, USRA, CA Andrei Berdyugin, Tuorla Observatory, University of Turku, Finland

By roxanne
(85 views)

Xavier Barcons Instituto de Física de Cantabria (CSIC-UC)

Xavier Barcons Instituto de Física de Cantabria (CSIC-UC)

Xavier Barcons Instituto de Física de Cantabria (CSIC-UC) On behalf of The Athena+ Co-ordination Group, the Athena+ Working Groups and Supporters. A theme proposed to ESA for L2/L3 www.the-athena-x-ray-observatory.eu. The Hot and Energetic Universe.

By tilden
(97 views)

Discovering the Universe Ninth Edition

Discovering the Universe Ninth Edition

Neil F. Comins • William J. Kaufmann III. Discovering the Universe Ninth Edition. CHAPTER 5 Formation of the Solar System and Other Planetary Systems. A montage of the planets in our solar system presented in correct relative sizes. The orbits in the background are also drawn to scale.

By arich
(164 views)

Galaxies Galaxies M81

Galaxies Galaxies M81

Galaxies Galaxies M81. The Milky Way Galaxy. William & Caroline Herschel. First to study the extent of the Milky Way Galaxy. Herschel’s Grindstone Model. Sun near center of irregularly shaped cloud of stars .  Underestimated size of galaxy  Sun not actually at center.

By alina
(162 views)

OTHER TELESCOPES

OTHER TELESCOPES

OTHER TELESCOPES. OTHER TELESCOPES. Radio telescopes Fundamental design similar to optical telescopes. Made up of large dishes to accommodate longer wavelengths of electromagnetic radiation. Bowl-shaped surface is crafted of steel and wire mesh. . Radio Telescopes.

By shina
(160 views)

Stellar Evolution

Stellar Evolution

Star Formation. Stellar Evolution. 1) Nebula. Cloud of interstellar gas and dust Collapses due to its own gravity Begins Star Formation. 2) Protostar. Rotating disk shape Hot condensed object at the center Fusion begins. 3) Main Sequence Star. Fusing Hydrogen into Helium

By tejana
(97 views)

Chapter 18 The Interstellar Medium

Chapter 18 The Interstellar Medium

Chapter 18 The Interstellar Medium. Units of Chapter 18. 18.1 Interstellar Matter 18.2 Emission Nebulae 18.3 Dark Dust Clouds 18.4 21-Centimeter Radiation 18.5 Interstellar Molecules. 18.1 Interstellar Matter.

By marva
(159 views)

A Star Is Born

A Star Is Born

A Star Is Born. Looking at the Interstellar Medium. The Stuff in Space. Material exists between the stars and planets “Building Blocks” for more stars and planets Interstellar Medium Composed of Gas and Dust. Interstellar Medium. Seen in telescopes

By yehuda
(118 views)

Chapter 6 Formation of Planetary Systems Our Solar System and Beyond

Chapter 6 Formation of Planetary Systems Our Solar System and Beyond

Chapter 6 Formation of Planetary Systems Our Solar System and Beyond. The solar system exhibits clear patterns of composition and motion. These patterns are far more important and interesting than numbers, names, and other trivia. Planets are very tiny compared to distances between them. Sun.

By baakir
(199 views)

ISM & Astrochemistry Lecture 1

ISM & Astrochemistry Lecture 1

ISM & Astrochemistry Lecture 1. Interstellar Matter. Astrochemistry is the study of the synthesis of molecules in space and their use in determining the properties of Interstellar Matter, the material between the stars. Comprises Gas and Dust

By hija
(126 views)

LECTURE 17, OCTOBER 28, 2010

LECTURE 17, OCTOBER 28, 2010

LECTURE 17, OCTOBER 28, 2010. ASTR 101, SECTION 3 INSTRUCTOR, JACK BRANDT jcbrandt@unm.edu. Question 1. a) there are no stars there. b) stars in that direction are obscured by interstellar gas . c) stars in that direction are obscured by interstellar dust .

By colton
(88 views)

LECTURE 17, OCTOBER 28, 2010

LECTURE 17, OCTOBER 28, 2010

LECTURE 17, OCTOBER 28, 2010. ASTR 101, SECTION 3 INSTRUCTOR, JACK BRANDT jcbrandt@unm.edu. Question 1. a) there are no stars there. b) stars in that direction are obscured by interstellar gas . c) stars in that direction are obscured by interstellar dust .

By savannah-walker
(82 views)

Chapter 6 Formation of Planetary Systems: Our Solar System and Beyond

Chapter 6 Formation of Planetary Systems: Our Solar System and Beyond

Chapter 6 Formation of Planetary Systems: Our Solar System and Beyond. 6.1 A Brief Tour of the Solar System. Our goals for learning: What does the solar system look like?. What does the solar system look like?. The solar system exhibits clear patterns of composition and motion.

By kropp
(0 views)

• I nterstellar dust • Interstellar gas • Birth of stars

• I nterstellar dust • Interstellar gas • Birth of stars

Stellar nurseries. • I nterstellar dust • Interstellar gas • Birth of stars. Interstellar dust. Extinction and reddening Dust: grains of various sizes (~ 0.1 to 1  m). non uniform distribution in galaxies – associated to interstellar gas Scatters light Cross section ~ 1/ λ

By apatrica
(2 views)

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