Earth and Space

Wonders of Solar Space - Episode 2 


  • The further away a planet is from the sun the…

    • slower it’s speed 

    • longer it takes for it to complete one revolution around the sun 

  • The North Star is a celestial object that appears to change positions amongst the stars night by night 

  • Mars appears reversed when Earth “overtakes” Mars in its orbit 

  • Everything in the solar system was formed by a Nebula; a giant cloud of gas and dust

  • Saturn’s rings are made up of crystal ice 


Wonders of Solar Space - Episode 5


  • Hydrothermal Vent 

    • Where underground cities are built around 

    • Volcanic opening in Earth’s crust 

    • Pumps out clouds of sulphurous chemicals 

    • Waters heated to 300 degrees Celsius 

  • 3 essential things for life 

    • Medium (Water) 

    • Energy source 

    • Chemistry 

  • The fundamental link that drives the search for external life 

    • Water

  • Standing water needs to exist for life to get a foothold 

  • Gypsum on Earth needs water to strive

    • Large deposits of gypsum on Mars mean that there were once big areas of water present for a long time

  • Europa is one of Jupiter’s moons with the greatest chance of harbouring life

  • Earth’s Features 

    • Temperature and Atmosphere 

    • Magnetic Field 

    • Time


Kepler’s Law of Planetary Motion


  • Kepler's First Law: each planet's orbit around the Sun is an ellipse.