Galactic astronomy

Results: 1043



#Item
901Radio astronomy / Astrophysics / Galaxy / Coma Berenices / Refracting telescope / Milky Way / Active galactic nucleus / 3C 273 / Blazar / Astronomy / Extragalactic astronomy / Quasar

There was no "before" the beginning of our universe, because once upon a time there was no time. John D. Barrow Volume 31 Number 05

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Source URL: www.pvaa.us

Language: English - Date: 2011-05-13 02:56:19
902Constellations / Ursa Major constellation / Binary stars / Astronomical objects / Big Dipper / Ursa Major / Galactic astronomy / Pole star / Ursa Minor / Astronomy / Astrology / Universe

Science and literature are not two things, but two sides of one thing. Thomas Huxley visit our website at www.pvaa.us

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Source URL: www.pvaa.us

Language: English - Date: 2008-03-22 13:16:17
903Spiral galaxies / Galactic astronomy / Milky Way / Andromeda Galaxy / Galaxy / European Southern Observatory / William Herschel / Globular cluster / Spitzer Space Telescope / Astronomy / Space / Local Group

The massive bulk of the earth does indeed shrink to insignificance in comparison with the size of the heavens. Nicolaus Copernicus visit our website at www.pvaa.us Volume 28 Number 10

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Source URL: www.pvaa.us

Language: English - Date: 2008-10-16 18:37:42
904Galaxies / Celestial mechanics / Galactic astronomy / Stellar astronomy / Local Group / Elliptical galaxy / Dark matter / Globular cluster / Milky Way / Astronomy / Physics / Space

Chapter 13 Dark Matter in Elliptical Galaxies? Dark matter in elliptical galaxies includes both central black holes and extended dark halos. On dimensional grounds, one might expect that the velocity dispersion profile

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Source URL: www.ifa.hawaii.edu

Language: English - Date: 2009-03-30 21:28:01
905Physical cosmology / Local Group / Spiral galaxies / Galaxies / Galactic astronomy / Galaxy formation and evolution / Elliptical galaxy / Atlas of Peculiar Galaxies / Dwarf elliptical galaxy / Astronomy / Physics / Extragalactic astronomy

Chapter 1 Introduction 1.1 What is a Galaxy? It’s surprisingly difficult to answer the question “what is a galaxy?” Many astronomers seem content to say “I know one when I see one”. But one possible definition

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Source URL: www.ifa.hawaii.edu

Language: English - Date: 2009-01-25 16:42:49
906Galactic astronomy / Local Group / Standard candles / Physical cosmology / Globular cluster / Milky Way / Galaxy / Stellar kinematics / Cosmic distance ladder / Astronomy / Space / Stellar astronomy

Chapter 2 Populations and Components of the Milky Way Our perspective from within the Milky Way gives us an opportunity to study a disk galaxy in detail. At the same time, it’s not always easy to relate what we find i

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Source URL: www.ifa.hawaii.edu

Language: English - Date: 2009-01-25 16:42:50
907Galaxies / Spiral galaxies / Galactic astronomy / Local Group / Elliptical galaxy / Lenticular galaxy / Galaxy morphological classification / Bulge / Galaxy rotation curve / Astronomy / Extragalactic astronomy / Space

Chapter 5 Properties of Disk Galaxies Disk galaxies are typically composite systems, built from several stellar populations. Besides a thin, rotating disk, such galaxies often include thicker disks or spheroids.

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Source URL: www.ifa.hawaii.edu

Language: English - Date: 2009-02-12 21:15:43
908Physical cosmology / Quasar / Radio astronomy / Edwin Hubble / Active galactic nucleus / Galaxy / Hubble Space Telescope / Redshift / Cloverleaf quasar / Spaceflight / Astronomy / Space

Markov Chain Monte Carlo Modeling of High-Redshift Quasar Host Galaxies in Hubble Space Telescope Imaging by Matt R. Mechtley A Dissertation Presented in Partial Fulfillment

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Source URL: biphenyl.org

Language: English - Date: 2014-01-09 06:20:06
909Physics / Stellar astronomy / Astrometry / Celestial mechanics / Stellar kinematics / Oort constants / Hipparcos / Proper motion / Star / Astronomy / Space / Galactic astronomy

Chapter 15 Kinematics of the Solar Neighborhood Unlike an elliptical galaxy, the Milky Way rotates with a speed much larger than the random velocities of typical stars. Our position inside the disk of the Milky Way is b

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Source URL: www.ifa.hawaii.edu

Language: English - Date: 2009-03-30 21:33:43
910Galactic astronomy / Physical cosmology / Astrophysics / Local Group / Spiral galaxies / Dark matter / Galaxy rotation curve / Galaxy / Weak gravitational lensing / Astronomy / Physics / Space

Chapter 14 Dark Matter in Disk Galaxies Rotation curves of disk galaxies rise steeply in their inner regions and then remain roughly flat out to the last point measured. To explain these observations within the framewor

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Source URL: www.ifa.hawaii.edu

Language: English - Date: 2009-03-30 21:31:10
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