ASTROBIOLOGY: Travel with a visionary new science on a search for life in space. Combining the disciplines of astronomy, biology, and geology, a diverse group of scientists join forces to define life on Earth, and explore what kinds of life may exist on other planets.

SPACE TRAVEL: Explore a bizarre array of technologies proposed by scientists in the hope of traveling faster through space, from spacecraft sporting sails that catch laser beams, to propulsion engines powered by a bizarre entity known as anti-matter. 

COLONIZING SPACE: Can we? Will we? Should we? Experts explain the latest developments in the ultimate space mission to establish a space colony on Mars including how they plan to grow food in space, recycle wastewater from sweat and urine, and introduce greenhouse gases to revive the red planet and make it more habitable for humans.

LIVING IN SPACE: When mankind eventually leaves the cradle of Earth and ventures into the uncharted territories of the cosmos, where, and what form, will our new homes take? How will we grow food and what will our spacesuits look like? Find out how humans will eat, travel and live...in space.

Elon Musk revealed the ITS and SpaceX’s Mars Rocket Ship

	Earth	Mars
Average Distance from Sun	93 million miles	142 million miles
Diameter	7,926 miles	4,220 miles
Tilt of Axis	23.5 degrees	25 degrees
Length of Year	365.25 Days	687 Earth Days
Length of Day	23 hours 56 minutes	24 hours 37 minutes
Gravity	2.66 times that of Mars	0.375 that of Earth
Temperature	Average 57 degrees F	Average -81 degrees F
Atmosphere	nitrogen, oxygen, argon, others	mostly carbon dioxide, some water vapor
Number of Moons	1	2

Mission To Mars