Slide 1Lab #4 The Hubble Law Slide 2 Slide 3 - means that the spectra are easy to identify Links to the Galaxy Images Links to the Galaxy Spectra Slide 4 Example: NGC 1357…

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Slide 1UCL Astrophysics ~100 people (20 academic staff) Research Areas: Stellar astrophysics, Star formation, Astro-chemistry, Cosmology, Atmospheric Physics, exo-planets,…

Slide 1Galaxy surveys: from controlling systematics to new physics Ofer Lahav (UCL) CLASH MACS1206 1 Slide 2 Outline  Which surveys, what science, what methods  Systematics:…

Slide 1 Light Emission Slide 2 Today’s Topics Excitation Emission Spectra Incandescence –Absorption Spectra Slide 3 Excitation/De-Excitation Electron raised to higher…

GRB Physics: an Overview Bing Zhang University of Nevada Las Vegas Kavli Institute of Astronomy and Astrophysics & Astronomy Department, Peking University Nov. 8, 2012,…

J. Sánchez Almeida, J. A. L. Aguerri, C. Muñoz-Tuñón, A. de Vicente @IAC Automatic Unsupervised Spectral Classification of Galaxies for GTC Motivation Uses within…

Russell Johnston Dept of Physics and Astronomy University of Glasgow Edwin Hubble Hubble measured the shift in colour, or wavelength, of the light from distant galaxies.…

Slide 1 EXPANDING UNIVERSE OLBERS PARADOX âThe night sky is dark.â This statement is called Olbersâ paradox, after astronomer who discussed the subject back in 1823. Why…