Sentences with phrase «enormous impact crater»

Hubble Space Telescope had already revealed the peak or mound in the left - center; it marks the heart of an enormous impact crater spanning 460 kilometers (apparently hard to see from this perspective).

Vesta's most striking feature is an enormous impact crater, first glimpsed — only fuzzily — by the Hubble Space Telescope in 1997 and now mapped in exquisite detail by Dawn.

Not exact matches

The giant crater at the centre of the image, called Herschel, was probably gouged out by an enormous asteroid impact.

The firestorms would have produce an enormous injection of CO2 as well as soot, and the impact crater in partially calcium carbonate rock would have produced direct CO2 from the reduction of that rock, but neither the «nuclear winter» not the subsequent global warming extinguished life.