While Neptune, the most distant planet in our Solar System, is 4.5 billion kilometers away from the Sun, Uranus, the second-farthest planet, is just 2.88 billion kilometers away. Uranus is more than a billion kilometers away from...

Space is filled with countless stars, all of which radiate enormous amounts of heat. These stars are tens of thousands of times bigger than our own sun. Still, space is considered to be cold. Why is that? If there are so many hot burning...

Planetary orbits are elliptical because gravitational interaction over time changes the delicate balance of mass, velocity and distance from the star which otherwise keeps planetary orbit circular. For a very long time, from Ptolemy to...

An increase in Earths rotational speed could have various impacts on life: ranging from increased earthquakes and tsunamis to a shortening of the length of the day. People could be floating in central Africa while the polar ice might...

There are many planets in the universe, but very few of them have qualities to support life Taking one celestial body at a time and determining whether it supports life would be slow and inefficient. So, astronomers look for certain...

Remember those old space movies where spaceships had to maneuver through a bunch of asteroids scattered around and blocking the path of the ship? Well, that's not really true. The asteroid belt contains asteroids which are so far apart...

Or geomagnetic storm, a severe disruption of the Earth's magnetosphere that can cripple satellites, and even cause severe damage to electrical systems on the ground.
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A Twig Science
Glossary Film.
Key scientific...

Orbital poles are the two regions of a planet at the extremes of its rotational axis.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

An orbit in space which follows an oval-shaped path. Any small object orbiting a larger one in space will follow an elliptical orbit.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds...

The explosion of a massive star at the end of its life.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...

Also called rocky planets, the planets in our solar system composed mostly of silicate rocks, and the innermost of the eight planets in our Solar System.
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A Twig Science
Glossary Film.
Key scientific terms...

Find out how many moons there are in our Solar System, and what makes some of them special.
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Physics - Our Solar System - L
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rning Points.
/> A Twig FactPack Film.
Open a discussion on what has been...

A small icy body in the Solar System, with a solid nucleus of rock, dust, ice, and frozen gases such as carbon dioxide, carbon monoxide, and ammonia.
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A Twig Science
Glossary Film.
Key scientific terms defined in...

The nearest star to Earth, and the centre of our Solar System.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

Short-lived dark spots on the surface of the Sun.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...

The planet we live on is the third of the four rocky planets in our Solar System.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

How did previous generations of scientists think of the Universe, and how has that understanding changed over time?
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Physics - Universe - L
ea
rning Points.
/> A Twig FactPack Film.
Open a discussion on...

Where does Jupiter fit into the Solar System and what makes this planet unique?



Physics - Our Solar System - Learni

ng Points.

Jupiter is the 5th

planet from the Sun.

Sev

enty-nine moons orbit...

Plutonium is an element with so much energy it has powered space probes beyond our Solar System.



Chemistry - Periodic Table - Learni

ng Points.

Plutonium is

a radioactive metal.

Plutonium was...

Where does Uranus fit into the Solar System and what makes this planet unique?



Physics - Our Solar System - Learni

ng Points.

Uranus is the 7th
planet from the Sun.
Each of Uranus's 27 moons is named...

When we look at distant stars, we are looking back in time. What is a light year, how is it measured and why do we measure distance in terms of time?



Physics - Universe - Learni

ng Points.

Light travels...

How tall are the tallest mountains on Earth and in our Universe?
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Earth Science - Geology - L
ea
rning Points.
/> A Twig FactPack Film.
Open a discussion on what has been already learnt in a topic, or...

A self-sufficient celestial body that is in orbit around a star.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

A small to medium sized star late in its life, when it has used up its hydrogen in nuclear fusion and starts burning heavier elements.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60...