Astronomical Concepts – Week 6

This weeks topic was the stars. Their are billions of stars in our galaxy and there are billions of galaxies in the universe. There is an unbelievably huge amount of stars out there and the stars are separated by huge distances. How do we measure the distances to the stars? The closest star to Earth … Continue reading Astronomical Concepts – Week 6


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 – Week 4

The main focus for this week was 'The Characteristics of Stars'. For this lass I was back to my usual Tuesday class time, and I had been looking forward to this session for quite some time. The session started outside at the observatory waiting for the ISS to fly across the Sydney sky at 30,000 … Continue reading Exploring the Heavens – Week 4