'Massive compact halo objects' diaporamas de présentation

Chapter 14

Chapter 14. Variable Stars The Milky Way. Outline. Variable Stars The Milky Way Dark Matter Review Questions. For waves, their velocity is the product of: . A) frequency times wavelength B) period times energy C) frequency times period D) amplitude times wavelength

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The Magellanic System: A History of Discovery

The Magellanic System: A History of Discovery. Annie Hughes, Swinburne University of Technology. Resumen. Overview of The Magellanic System The MS in History (very abridged) Henrietta Leavitt and the SMC Cepheids WIMPs vs MACHOs Supernova 1987A Extended Stellar Populations in the MCs?

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General Astronomy Dark Matter

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Chapter 20 Dark Matter, Dark Energy, and the Fate of the Universe

Chapter 20 Dark Matter, Dark Energy, and the Fate of the Universe . Unseen Influences. Dark Matter: An undetected form of mass that emits little or no light but whose existence we infer from its gravitational influence

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The Hidden Lives of Galaxies

The Hidden Lives of Galaxies. Jim Lochner, USRA & NASA/GSFC. What is a Galaxy ?. Solar System. Distance from Earth to Sun = 93,000,000 miles = 8 light-minutes. Size of Solar System = 5.5 light-hours. What is a Galaxy?. Stellar Region. Sun (solar system

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North America at night from space

North America at night from space. What are some things we (you) understand about light?. Light can be: broken up into component colors absorbed reflected Light has energy. Wavelengths of Light. Gamma Ray. Radio. Visible. X-ray. Ultraviolet. Infrared.

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Cosmological Structure Formation A Short Course

Cosmological Structure Formation A Short Course. I. Why Dark Matter, and why Cold? Chris Power. Zwicky (1933) measured the radial velocities for eight galaxies in the Coma cluster and found an unexpectedly large velocity dispersion of ~1000 km/s.

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Nature of X-ray binaries in the Magellanic Clouds

Nature of X-ray binaries in the Magellanic Clouds. Andry RAJOELIMANANA 1 , 2 ( MSc ) Supervisor : Prof Phil CHARLES 1 , 2. 1 University of Cape Town, Private Bag X3, Rondebosch 7701, South Africa.

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Proiectele OGLE si ASAS: Performantele Telescoapelor Mici in Contextul Stiintific Actual

Proiectele OGLE si ASAS: Performantele Telescoapelor Mici in Contextul Stiintific Actual. Dana I. Casetti - Yale University. Optical Gravitational Lensing Experiment (OGLE): Science Objectives.

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Expansion of the Universe

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The Milky Way

The Milky Way Physical Astronomy Professor Lee Carkner Lecture 20 The Milky Way We can see the band of the Milky Way on a dark night Nature of galaxy not known until early 20 th century Basic structure Central dense bulge Young disk with spiral arms Old halo with dark matter Disk

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Evidence and Motivation Dual-phase Noble Liquid Detectors Initial Work

Evidence and Motivation Dual-phase Noble Liquid Detectors Initial Work. Evidence for Dark Matter . Astronomical Evidence Galaxy Cluster masses Galaxy rotation curves Gravitational lensing Cosmological Evidence Cosmic Microwave Background (CMB).

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Dark Matter in Cosmology

Dark Matter in Cosmology. Alessandro Palma Dottorato in Fisica XXII ciclo Corso di Cosmologia Prof. A. Melchiorri. Outlook. Why does Cosmology need Dark Matter (DM)? gravitational data from Galaxies and Clusters structure formation in the Universe lensing DM: observed relic density

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Origins : Dark Matter & Dark Energy

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