How does DS1's mission compare to other space missions?

What role does the Sun play in space missions like DS1's?

The Sun plays multiple roles in all of Earth's space missions.

What is an orbit?
What is energy?
How does gravity work in space?
How do objects in space travel?
How do solar panels convert the Sun's energy into electricity?
What is heat?
How does heat move?

Why do space missions take so long?
What is electromagnetic radiation?
More about radio waves and electromagnetic radiation
Does heat travel differently in space than it does on Earth?
Will DS1 get heated directly by the Sun?

Why will the Sun damage MICAS?
How do spacecraft use an orbit to move from planet to planet?
What is solar wind?
What is a solar flare?
Where does energy come from and go?
What makes EM radiation?