Space Exploration is Dangerous t shirt Size:S-Women 1953) was an American astronomer

1953) was an American astronomer who played a crucial role in establishing the field of extragalactic astronomy and is generally regarded as one of the most important observational cosmologists of the 20th century

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Rosa Parks was an African-American Civil Rights activist

symbolizing how the Apollo flights have extended the light of knowledge to all mankind

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Space Exploration is Dangerous t shirt Size:S-Women 1953) was an American astronomerSpace exploration is dangerous, but to not venture off to other worlds will one day be disastrous. "All civilizations become either spacefaring or extinct." Carl Sagan Women's tees run Small *Please take a look at our size chart before ordering (which is the last image) as all shirts are made to order and we can't do exchanges based on ordering the wrong size. Note: XS Men's Unisex 100% Cotton shirts will be an American Apparel 2001