|
主題: 水星35億年前停止表面火山活動 作者: peter 於 2016-08-07 21:43:25 http://astronomynow.com/2016/08/07/most-volcanic-activity-on-mercury-stopped-about-3-5-billion-years-ago/
(http://astronomynow.com/wp-content/uploads/2016/08/Mercury_in_false_colour_Caloris_basin_1163x872.jpg) |