05 April 2021
No dark energy needed, just dark matter with a magnetic force new study says
... constant describes an energy density of space and was used by Einstein to create a static Universe. His General Theory of Relativity predicted that the Universe must either expand or contract - outcomes that did not appeal to Einstein as he believed...
30 July 2018
Test of Einstein’s general relativity theory successful after 26 years
After 26 years of observation, ESO's Very Large Telescope in Chile has revealed the effects predicted by Einstein’s general relativity theory on a star passing near the supermassive black hole in the Milky Way galaxy. This supermassive black ...
January 2019
Engineering six-hour solar eclipses with formation flying
... will fly together as a 150 m long ‘large virtually rigid structure’ while maintaining millimetre and arc second relative precision. This will be achieved autonomously without relying on support from the ground. In effect the paired satellites...
March 2016
Gravitational waves provide new window on the universe
...skilled mathematician who discovered the Kerr geometry, an exact solution to the Einstein field equation of general relativity. In general relativity, the end product of a black hole binary merger is a Kerr black hole, which is fully described by its...
August 2017
Planning for health, sex and sleep on a future Mars colony
... to be isolated and treated promptly. Because all Mars colonists would be living and working in an artificial habitat, with relatively few opportunities to go outside on EVA, the habitat itself would need to be designed with safety and human health...
January 2017
New oceans beckon for solar sail technology
... the force exerted by sunlight is extremely small, it’s relatively constant, resulting in a slow but constant acceleration that...plane in which you are moving then your orbital inclination relative to the Sun will change. This capability is significant...
