Astronomical Concepts – Week 7

This week - special relativity. We started with the two main axioms of special relativity: The laws of physics are the same in all inertial frames of reference The speed of light is constant (299,792,458 m/s) Tonight we had to imagine we were floating through space in a spaceship. Are we stationary or are we … Continue reading Astronomical Concepts – Week 7

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Astronomical Concepts – Week 4

This week's main topic was light. James Maxwell James Maxwell was a Scottish scientist who lived from 1831 to 1879. He is well known for the research he did on electromagnetism and light, building on the work of Michael Faraday. He produced a set of equations that explain the properties of magnetic and electric fields … Continue reading Astronomical Concepts – Week 4

Astronomical Concepts – Week 3

The main theme of this week's session was the outer part of our solar system. This includes: Jupiter Saturn Uranus Neptune Pluto Asteroids Comets Oort Cloud Kuiper Belt Oort Cloud This has never been directly observed but it is believed to exist and it is an area of space on the edge of our solar … Continue reading Astronomical Concepts – Week 3

Astronomical Concepts – Week 2

The main topics this week were the solar system, gravity and the tidal effect. I have previously written on my blog about the solar system so for this entry I will just write about gravity and the tidal effect. The two main theories of gravity come from Isaac Newton and Albert Einstein, both are used … Continue reading Astronomical Concepts – Week 2

Astronomical Concepts – Week 1 Introduction

Thursday 13th October was the first week of my new astronomy course at Sydney Observatory. Like the first course I attended earlier this year it is presented by Dr Paul Payne. This course aims to expand on the first and build on some of the main concepts of astronomy, including the solar system, gravity, the … Continue reading Astronomical Concepts – Week 1 Introduction

Exploring the Heavens – Final Week

For the final class the topic was Telescopes. We covered the history of telescopes and the different types. We were meant to go outside and use some telescopes, but due to the heavy Sydney rain this was not possible tonight. The advantage being we got to stay inside out of the cold and were able … Continue reading Exploring the Heavens – Final Week