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Heliocentric VS geocentric

Heliocentric VS geocentric


In the times of the ancient Greek philosopher/astronomers, there was much debate over whether the center of the solar system was the Sun or Earth. Eventually, most early Greek astronomers came upon the idea of a geocentric idea of the solar system. This put the Earth at the center of the System and assumed…
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Roman astronomers

Roman astronomers


This is the VOA Special English Technology Report. The Hubble Space Telescope continues to make valuable discoveries after more than twenty years in orbit around Earth. Hubble recently showed a fourth moon orbiting Pluto. Astronomers temporarily named it P4. The moon is the smallest to be discovered around the icy dwarf planet. Astronomers estimate that the moon is from thirteen…


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Galileo universe

Galileo universe


Two Views of the Universe Galileo vs. the Pope A Copernican map of the universe published in 1660 features the sun at the center. Galileo s advocacy of this theory incurred the wrath of Pope Urban V. (Image From the Granger Collection, New York) By Hal Hellman Special to The Washington Post On June 22, 1633, Galileo Galilei was put on trial at Inquisition headquarters in Rome…


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Geocentric and heliocentric Theories

Geocentric and heliocentric Theories


Our understanding of the solar system has changed over many centuries. Scientists such as Ptolemy, Copernicus and Galileo added their ideas to our changing understanding. We observe the universe using a variety of equipment, from telescopes to orbiters and landers. The planets and the Sun orbit the Earth in Ptolemy s model. Our understanding of the universe has changed over…


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Planets 2014

Planets 2014


Topics: Trans-neptunian objects, solar system formation, explaining science, dwarf planets beyond Neptune Chad Trujillo and Scott Sheppard have discovered an incredibly distant body in an unusual location in the solar system. The discovery was reported today in a Minor Planet Electronic Circular and also a Nature paper. The discovery of a new trans-Neptunian object is cool…


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Latest outer Space News

Latest outer Space News


The June 20 issue of SpaceNews Magazin e, landing in mailboxes and email inboxes this week, features a special tribute to Patti Grace Smith and a five-page special report on the burgeoning satellite servicing sector — plus a Q&A with Tom Wilson of Space Logistics LLC, the Orbital ATK-back satellite-servicing venture that’s arguably the furthest along. The new issue…


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Astronomical bodies list

Astronomical bodies list


Within the Solar System: outside the Solar System: What s up in the sky this month: courtesy of Of course the Sun is within the Solar System and is a star, however as we are talking primarily about night sky observing I have not included it. It will be discussed in the section on stars, plus the Sun should never be directly looked at ever and especially with a telescope or…


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New discoveries in Earth Science

New discoveries in Earth Science


Scientists have now demonstrated that Earth and other planetary objects that formed in the early years of the Solar System share similar chemical origins - a finding at odds with accepted wisdom held by scientists for decades. Credit: Image courtesy of Image courtesy of Western University A new study led by Western University s all-star cosmochemist Audrey Bouvier proves that…


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Heliocentric VS geocentric
Heliocentric…
In the times of the ancient…
Roman astronomers
Roman astronomers
This is the VOA Special…
Galileo universe
Galileo universe
Two Views of the Universe…
Geocentric and heliocentric Theories
Geocentric and…
Our understanding of the…
Planets 2014
Planets 2014
Topics: Trans-neptunian…
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