在上世纪20年代，天文学家埃德温·哈勃(Edwin Hubble)发现了宇宙膨胀。现代宇宙观测表明，宇宙始于138亿年前的一场“大爆炸”。证实宇宙大爆炸的重要基石是，宇宙中充满了微波辐射和轻元素(light elements)的含量与大爆炸核合成理论的一致性。 在古老的恒星中精确测量...
in 20's in last century, astronomer Edwin Haber (Edwin Hubble) found that the expansion of the universe. Indicates that the modern universe observation, the universe began with a "big bang 13800000000 years ago". Confirm the important cornerstone of the big bang, the universe is full of microwave radiation and light elements (light elements) of the consistency of content and big bang nucleosynthesis theory. Accurate measurement in the oldest stars in...
