This view of the surface of Venus was generated via radar
and colored to highlight surface detail. Venus’s surface
is not visible to the naked eye, as it is covered in clouds.
Read more about Venus on page 84.
A composite view of the surface of
Mars taken by the Viking spacecraft
shows a 2,500-mile-long scar
caed Vaes Marineris. Read more
about Mars on page 85.
CREDIT: NASA/JPL/Space Science Institute
A true-color view of Jupiter
as viewed from the Caini
spacecraft. Jupiter's clouds
are made of aonia,
hydrogen sulfide, and water.
Read more about Jupiter