This amazing picture was taken by the Cassini probe, as it looked back on the eclipsing Sun. If you look carefully, you can see Earth just above the bright rings. This picture was taken during Saturn’s ‘night time’, when the planet is partly lit by light reflected from its own majestic ring system. Photo by NASA.
The first solar eclipse of 2011 was indeed a spectacular one; even though it was only a partial eclipse, the 4th of January was a day to remember – for skygazers and not only. It was visible over the majority of Europe, as well as northwestern Asia, but it reached it’s most spectacular moment in Sweden, when the axis of
Ram pressure is the pressure exerted on a body when it passes through a fluid medium; this causes a drag force that is exerted on the body. The same pressure occurs when a galaxy (body) is moving through an intergalactic gas (fluid), and in this case, the ram pressure can sweep a significant part of the intergalactic gas from the