3 results for “giant impact”
Planets & the Solar System
The Moon
giant impact basins between about 3.1 and 3.8 billion years ago, when the Moon's interior
Article · 4 min read
Planets & the Solar System
Mercury and Venus
impact scar 1,550 kilometres wide. The planet is unusually dense; a huge iron core takes up about 85 percent of its radius, suggesting a giant
Article · 3 min read
Planets & the Solar System
Mars
Giants of rock Because Mars has low gravity and, for most of its history, no moving crustal plates, its volcanoes stayed in one place and grew enormous. Olympus Mons rises about
Article · 4 min read
