Pioneer 10 was launched on 2 March 1972 and would become the first spacecraft to pass through the asteroid belt found between Mars and Jupiter, and the first to get up close to Jupiter. It was also the first to leave the Solar System and head into deep space.
Science is supposed to be precise in its definitions, proofs and theorems. Its something today that we just expect so it may come as something of a shock that the definition of one of the most fundamental of celestial bodies, a planet, wasn’t actually defined until the 1990’s !
How and when did the Earth acquire the Moon? Much light has been shed since the Apollo moon landings and more recently when super-computers have enabled more detailed modelling to take place.
There are many parts to the nativity story : Shepherds, Angels,Wise men & of course the star. That last part about the Star must be made up surely? … maybe not ! In this article we look at some surprising evidence.
Up until the mid 16th century the predominant view was that the Sun revolved around the Earth. It wasn’t until Nicolaus Copernicus (1473-1543) and later Galileo Galilei (1564–1642) came along that a heliocentric model of the Solar System was able to triumph. In this article we look at the seminal moment our understanding of the Universe changed!
The Universe is an amazing place ! Just how amazing is hard to comprehend sometimes. In this article we look at some astounding things happening in the Crab Nebula.
Why is the sky dark at night ? A stupid question, surely ? … not really when you consider how the universe and space are operates.
REASON FOR THE SOLSTICE In astronomy, the solstice is either of the two times a year when the Sun is at its greatest distance from the celestial equator, the great circle on the celestial sphere that is on the same plane as the earth’s equator. In the Northern Hemisphere, the winter solstice occurs either December 21 or 22, when the sun shines directly over the tropic of Capricorn; the summer solstice occurs either June 20 or...