no evidence of impact craters has been found on venus
Secrets from sun-scorched mercury: the planet's "extreme and dramatic orbital eccentricity, in combination with its rotation rate of three times in two of its years, causes some strange things to occur.".
... Mercury has been known since the time of ... to prevent impacts from crashing space ... a multitude of craters. Mercury's day-side is ..., just like Earth, Venus, and Mars. Mercury's ...No evidence for life has been ... in which they are found," says Blewett. . Since ...
THE MYSTERIOUS MOONS OF JUPITER.
... the sun) Mercury, Venus, Earth, Mars, Jupiter, .... Had Jupiter been about 20 times more ... absence of any craters on the surface indicates ... the strongest evidence yet that Europa ... of a giant impact basin in the form of a ... number of craters found on Callisto. Hence, it ...