The December Solstice - Lazy Journalism

A small English Garden over the course of a year

Surveying the Cosmos at the Vera Rubin Observatory

Starlink: The effects on Astronomy of Low Earth Orbit satellite constellations such as Starlink.

Transit of Venus

Astronomical Coordinates

The Big Bang - The basics

Boundary of the observable Universe

Our Finely tuned Universe part lll

Our Finely tuned Universe part ll - the anthropic principle and examples of fine tuning.

Our Finely tuned Universe part I - the four forces

Superseded video --- Starlink and other Satellite Constellations and their impacts on Astronomy

Introduction to Maxwell's equations

Meteor Showers - the Perseids

A Brief History of the Universe

Introduction to Penrose diagrams

Equation of Time

Twin Paradox

Introduction to Special Relativity

Venus -the Morning Star and Evening Star

Steady State Theory

Stellar Aberration

Superseded video ---The LSST - Surveying the Cosmos