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  2. Formation and evolution of the Solar System - Wikipedia

    en.wikipedia.org/wiki/Formation_and_evolution_of...

    The first step toward a theory of Solar System formation and evolution was the general acceptance of heliocentrism, which placed the Sun at the centre of the system and the Earth in orbit around it. This concept had been developed for millennia ( Aristarchus of Samos had suggested it as early as 250 BC), but was not widely accepted until the ...

  3. History of Solar System formation and evolution hypotheses

    en.wikipedia.org/wiki/History_of_Solar_System...

    The first recorded use of the term "Solar System" dates from 1704. [1] [2] Since the seventeenth century, philosophers and scientists have been forming hypotheses concerning the origins of the Solar System and the Moon and attempting to predict how the Solar System would change in the future.

  4. Solar System - Wikipedia

    en.wikipedia.org/wiki/Solar_System

    The Solar System [d] is the gravitationally bound system of the Sun and the objects that orbit it. [11] ... The Sun's main-sequence phase, from beginning to end, ...

  5. Timeline of discovery of Solar System planets and their moons

    en.wikipedia.org/wiki/Timeline_of_discovery_of...

    The timeline of discovery of Solar System planets and their natural satellites charts the progress of the discovery of new bodies over history. Each object is listed in chronological order of its discovery (multiple dates occur when the moments of imaging, observation, and publication differ), identified through its various designations (including temporary and permanent schemes), and the ...

  6. Timeline of cosmological theories - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_cosmological...

    1791 – Erasmus Darwin pens the first description of a cyclical expanding and contracting universe in his poem The Economy of Vegetation. 1796 – Pierre Laplace re-states the nebular hypothesis for the formation of the Solar System from a spinning nebula of gas and dust. [75] 1826 – Heinrich Wilhelm Olbers puts forth Olbers' paradox.

  7. Work progresses on giant telescope in Chile's Atacama Desert

    www.aol.com/news/progresses-giant-telescope...

    The telescope, currently about 60% complete, is intended to search for evidence of potential life on planets beyond our solar system - called exoplanets - and peer back in time to look for the ...

  8. Chronology of the universe - Wikipedia

    en.wikipedia.org/wiki/Chronology_of_the_universe

    This time happens to correspond roughly to the time of the formation of the Solar System and the evolutionary history of life. Stelliferous Era: 150 Ma ~ 100 Ta [19] 20 ~ −0.99: 60 K ~ 0.03 K: The time between the first formation of Population III stars until the cessation of star formation, leaving all stars in the form of degenerate ...

  9. Sun's eerie spot-free appearance indicates beginning of solar ...

    www.aol.com/news/2016-06-28-sun-s-eerie-spot...

    The first blank appearance occurred on June 4 and lasted for about four days; spots became visible again but then vanished. Sun's eerie spot-free appearance indicates beginning of solar minimum ...