"What surprised us, at the end, was how effective this type of impact could be in explaining Mercury's unusual structure ...

Also in the morning sky is little Mercury, but traditionally ... If you get a great photo of any of the planets and would like to share it with Space.com's readers, send your photo(s), comments ...

Many of these near-match scenarios had the object zooming through the inner solar system, which prompted the researchers to ...

Stargazers could have the chance to see Mercury, Venus ... alignment can be used to describe various outer space phenomena. But in the case of the planets in our solar system, a planetary ...

Watch this video to find out more about the Earth, planets in our Solar System and other planets far off in outer space. From up here ... The closest one to the sun is Mercury, then it’s Venus ...