A star-forming region in the Large Magellanic Cloud, an irregular galaxy. Astronomy (from Greek: á¼ÏÏÏÎ¿Î½Î¿Î¼Î¯Î±) is a natural science that studies celestial objects and phenomena. It applies mathematics, physics, and chemistry, in an effort to explain the origin of those objects and phenomena and their evolution.
2015-02-25T12:30:07-05:00. A former pro-US leader in Iran was Shah Mohammed Reza Pahlavi. HIs regime was overthrown in 1979 by the Islamic Revolution and Ayatollah Khomeini came to power. Comments
In early October, U.S. officials accused Iranian operatives of planning to assassinate Saudi Arabiaâs ambassador to the United States on American soil. Iran denied the charges, but the episode has already managed to increase tensions between Washington and Tehran.