Searching for Life in the Galaxy: Possible planets that do or did have life

The video explores the concept of the habitable zone in our solar system, focusing on Earth, Venus, and Mars. It discusses the past misconceptions about Mars having canals and the possibility of life there, highlighting its current barren state. The video then shifts to Europa, a moon of Jupiter, suggesting it may harbor life beneath its icy surface due to potential volcanic activity and subsurface oceans.

Why is Venus considered inhospitable for life?

• It is too far from the sun.

• It has a thick atmosphere with high pressure.

• It is too cold and dry.

• It has no atmosphere.

What was the historical belief about the canals on Mars?

• They were natural formations.

• They were created by water erosion.

• They were dug by intelligent beings.

• They were formed by volcanic activity.

What is the current understanding of Mars' surface?

• It is covered with lush vegetation.

• It is a warm and wet environment.

• It is a cold, dusty, and dry planet.

• It is a hot and humid planet.

What is believed to lie beneath Europa's icy surface?

• A desert landscape.

• A vast ocean.

• A solid rock surface.

• A thick atmosphere.

What might support life on Europa?

• A warm climate similar to Earth.

• A thick atmosphere with oxygen.

• Volcanic vents providing chemical nutrients.

• Sunlight reaching the surface.