Examlex
Some young star clusters contain large numbers of protostars.
Bush Doctrine
A foreign policy principle adopted by President George W. Bush, emphasizing preemptive action against perceived threats, including unilateral military action.
Right-To-Life
A principle based on the belief that every human being has the fundamental right to live, especially used in debates on the issues of abortion and euthanasia.
Great Recession
A severe global economic downturn that lasted from late 2007 to mid-2009, marked by significant financial crisis and high unemployment rates.
Tea Party
A political movement that emerged in the United States in 2009, advocating for reduced government spending, lower taxes, and a reduction in the national debt.
Q2: Star clusters are important to our study
Q3: A recent sunspot maximum occurred in 2001.
Q17: What are sources of light pollution and
Q27: Henrietta Leavitt discovered the period-luminosity relationship for
Q28: Pulsars could not be pulsating stars because
Q31: The Herschels' grindstone model of the Milky
Q66: Most of the mass of a galaxy
Q75: T Tauri stars are believed to be
Q84: _ are small luminous nebulae excited by
Q105: If the sun and stars are supported