We can clearly
see craters on the Moon.
Not exact matches
Furthermore, Schultz's work suggests fragments from these giants could account for a many of the impacts that occurred during a period called the Late Heavy Bombardment, which occurred from about 3.8 billion years ago to around 4 billion years, when scientists think most of the
craters we
see on the
Moon and Mercury were formed.
In that sense, the researchers say, the
moon is unique: Its
craters are constantly erased by the solar system's most relentless volcanic activity — 25 times more frequent than that
seen on Earth — which adds an estimated 1 centimeter of fresh material to Io's surface each year.
Charon is one of the larger bodies in the Kuiper Belt, and has a wealth of geological features, as well as a collection of
craters similar to those
seen on most
moons.
«We can
see cratered terrains
on the
Moon whose ages we don't know within a billion years,» says Dr. Anderson.
We
see many
craters on the
moon because it doesn't have much of an atmosphere.
As is the case with viewing the
moon's terminator line, the change in light casts shadows, allowing viewers to
see many features in three dimensions (like being able to
see the depth of
craters on the
moon).
He first used it to observe the
moon and
see the shadows cast by its mountains and
craters; he went
on to catalogue sunspots; and he discovered the four largest
moons of Jupiter — Io, Europa, Ganymede and Callisto — that are now known as the Galilean
moons in his honor.
Peak rings, as
seen on the
moon, form when rocks rebound into a peak inside the
crater.
The strong reflection
seen on Mercury is too large to be caused by a momentary «glint» off a
crater wall, and when studied in more detail, shares the characteristics of reflections from the water ice
seen on Mars and the icy
moons of Jupiter.