Title: Is there life on other planets? - TellmeWhyFacts | Science News
Headings: Is there life on other planets?
Is there life on other planets?
Life on Other Planets:
[highlight ]The greatest chance for life in space : Jupiter’s moon Europa [/highlight]
Plate tectonics can mean life on Jupiter’s moon Europa
[highlight ]Second largest chance for life in space : Mars [/highlight]
Ice at the poles protects possible remnants of life
[highlight ]The third largest chance for life in space : Enceladus [/highlight]
Life could exist in underground sea
Video: Is there possible life signs on other planets
3 Requirements for life on planets in space
LIQUID WATER
ENERGY
CHEMISTRY

Content: 499 km
Temperature: -222 ° C
Life could exist in underground sea
Saturn’s moon Enceladus resembles Jupiter’s Europa, because it also has a liquid ocean under a thick ice sheet. Astronomers have recently discovered over 100 geysers of water vapor and ice on the Enceladus by analyzing images from Cassini space-craft which was recently sent for exploring Saturn and its moons. The probes has previously revealed that there were kinds of building blocks of life with carbon and hydrogen, along with a core liquid rock. Video: Is there possible life signs on other planets
3 Requirements for life on planets in space
In order to decide for the possibility of life on other planets or moons, the three prerequisites researchers are looking for are; water, energy and chemicals. LIQUID WATER
All cells contain liquid water, and there is certain clues reveals that the life on Earth started in the sea. Astro Biologists therefore believes that a stable amount of liquid water, is the first condition for life. ENERGY
All living organisms have a metabolism that requires energy.