热门标签:奇闻趣事 生活妙招 星座 亲子 汽车 宠物百科 家居
主页 > Meditating

Surprising meteorite discovery points to early solar system

发布时间:2017-12-28

THE WOODLANDS, TEXAS—The stately solar system of today was in turmoil in its first several million years, theorists believe, with giant planets sowing chaos as they strayed far from their current orbits. But corroborating evidence has been thin—until now.