资讯
8 天
Space.com on MSNMars orbiter looks deep into chasms and valleys on the Martian surface
Acheron Fossae is filled with dramatic landscape features — most notably, its namesake fossae, or fault-like channels that ...
Earth's mantle is a seething layer of molten and semi-molten material comprising about 84 per cent of the planet's volume, which lies between the iron core and the surface crust.
During many of these eruptions, USGS Hawaiian Volcano Observatory field crews have documented “ooze outs”—where lava squeezes out from underneath the solidified surface crust onto the floor ...
Earth’s mantle is a seething layer of molten and semi-molten material comprising about 84 per cent of the planet’s volume, which lies between the iron core and the surface crust.
Analysis - During the devastating magnitude 7.7 Myanmar earthquake on March 28 this year, a CCTV camera captured the moment ...
They focused on the mysterious Hadean Eon, the earliest period in Earth’s history, which spanned from 4.6 to 4.0 billion ...
That upwelling would leave high salt content in the crust under which it rises. There’s also a possibility of cryovolcanism, where salty ocean contents actually spray out onto the surface.
当前正在显示可能无法访问的结果。
隐藏无法访问的结果