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
Quick Answer. The Iranian hostage crisis was a pivotal moment in Iran-United States relations that signified the end of America's influence in the country and the consolidation of an Islamist anti-American movement. It established the Ayatollah Ruhollah Khomeini as a powerful leader and significantly weakened the foreign policy of President Jimmy Carter.