Articles related to "Cepheid Variables"
The Cosmic Distance Ladder II, Stars as Standard Candles
discussion of Cepheid variables, and other stars as distance indicators
cepheid variables • distance indicators • astronomy • hubble • constant
discussion of Cepheid variables, and other stars as distance indicators
cepheid variables • distance indicators • astronomy • hubble • constant
Constant as the Northern Star
The north star, Polaris, is neither constant nor particularly bright as many believe. Shakespeare got the poetry right but the astronomy wrong for this star.
constant as the northern star • polaris • north star • shakespeare • julius caesar
The north star, Polaris, is neither constant nor particularly bright as many believe. Shakespeare got the poetry right but the astronomy wrong for this star.
constant as the northern star • polaris • north star • shakespeare • julius caesar
Edwin Hubble, Scientist
Brief bio and discoveries of Edwin Hubble, who discovered more galaxies and that the universe expands; also known for Hubble's Law.
edwin hubble • edwin hubble scientist • edwin hubble brief bio • edwin hubble galaxies • hubble's law
Brief bio and discoveries of Edwin Hubble, who discovered more galaxies and that the universe expands; also known for Hubble's Law.
edwin hubble • edwin hubble scientist • edwin hubble brief bio • edwin hubble galaxies • hubble's law
The Cosmic Distance Ladder, III: Measuring the Hubble Constant
a brief discussion on the Hubble constant and recent efforts to measure it
astronomy • c • extragalactic distance scale
a brief discussion on the Hubble constant and recent efforts to measure it
astronomy • c • extragalactic distance scale
The Expansion of the Universe
Are you and everything around you expanding as the Universe balloons outward?
the expansion of the universe • raisin bread analogy • edwin hubble's discoveries • what is expanding in the universe • can i blame the universe for my expansion?
Are you and everything around you expanding as the Universe balloons outward?
the expansion of the universe • raisin bread analogy • edwin hubble's discoveries • what is expanding in the universe • can i blame the universe for my expansion?
Variable Star Classifications
Most stars vary in brightness. What are some of the major types of variable stars?
variable stars • eclipsing binaries • t tauri stars • supernovas • novas
Most stars vary in brightness. What are some of the major types of variable stars?
variable stars • eclipsing binaries • t tauri stars • supernovas • novas
History of Mount Wilson Observatory
Until the Mt Palomar 200" telescope, Mt Wilson's Hooker 100" and the 60" were the world's largest telescopes, allowing Edwin Hubble to discover the expanding universe.
mount wilson • observatory • wildfire • telescope • astronomy
Until the Mt Palomar 200" telescope, Mt Wilson's Hooker 100" and the 60" were the world's largest telescopes, allowing Edwin Hubble to discover the expanding universe.
mount wilson • observatory • wildfire • telescope • astronomy
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