In March 2019 the American Vice President Mike Pence surprised many people when he announced an extremely ambitious plan to put American astronauts on the Moon in 2024. NASA named its new crewed Moon programme Artemis, after Apollo’s sister in Greek mythology. Perhaps unsurprisingly, the dates have slipped since this extremely ambitious announcement. After numerous… Continue reading NASA’s Artemis Moon Missions
Author: Steve Hurley
Hi I am Steve Hurley. I work in the IT industry. I studied for a PhD in astronomy in the 1980s. Outside work my real passion is explaining scientific concepts to a non-scientific audience. My blog (explainingscience.org) covers various scientific topics, but primarily astronomy. It is written in a style that it is easily understandable to the non scientist.
Publications and videos
For links to my books and videos please visit www.explainingscience.org
The June Solstice at Ness Point
I saw this article on the BBC News website. about people watching the Sun rise on the June solstice at Ness Point (lat 52.481 oN, long 1.763 oE), which is the UK’s most easterly location. Source Dozens watch sunrise at UK's most easterly point - BBC News It is impressive that 200 people got up… Continue reading The June Solstice at Ness Point
June 21 2025 – the solstice
In 2025, for most people in the world the June solstice will fall on 21 June. For those of us living in the the Northern Hemisphere, it is the day of the year when there is the most daylight. The origin of the word solstice is from two Latin words: sol, which means Sun, and sistere, to… Continue reading June 21 2025 – the solstice
The Oort Cloud
The Oort cloud is theorised to be a vast cloud of icy bodies beyond the boundary of the Solar System. It was proposed by the Dutch astronomer Jan Oort back in 1950. Interestingly, the Estonian astronomer Ernst Opik had published a very similar idea in1931. However, Opik’s earlier work was largely ignored and today we… Continue reading The Oort Cloud
Venus the Morning Star
Anybody who has observed the eastern sky just before sunrise in the last few weeks will have noticed a brilliant white object - the planet Venus, also known as the morning star. It is brighter than any other planet and at its brightest ten times brighter than Sirius the brightest star. Its brightness has often… Continue reading Venus the Morning Star
Explaining Science 