Where should we look for life? Developed in 1961 by the late Frank Drake, a giant of the SETI community, it was an initial attempt to ascertain how many intelligent civilisations might exist that humanity could potentially communicate with. Every parameter was a best guess, nothing definitive was known, and whilst our knowledge has improved… Read More »
In 2006 the IAU (international Astronomical Union) held a meeting, IAU0603, and resolution 5A discussed the “Definition of a Planet”. Courtesy the IAU. RESOLUTIONS Resolution 5A is the principal definition for the IAU usage of “planet” and related terms. Resolution 6A creates for IAU usage a new class of objects, for which Pluto is the… Read More »
Researchers have concluded that the molten rock and cooled volcanic glass present on the surface of Lava-Ocean Planets is unlikely to be the cause of their brightness, some of which have an albedo higher than Earth. This is intriguing, these lava-Ocean worlds are similar in size to Earth but whizz around their host star so… Read More »
For as long as humans have gazed upward to the sky, there are many who gazed is awe at the site of the Moon in our sky. For many thousands of years the Moon has been both a source of inspiration and terror in all cultures around the world, with various appearances being classed as… Read More »