Having achieved the feat of becoming the first Arab astronaut to complete a long-duration mission in space, UAE's Sultan Al Neyadi has now achieved another feat. Al Neyadi is now the first Arab astronaut to go on a spacewalk. Sultan...
Depending on how old the surface is, it can be seen that the number of craters on Mars varies from place to place on the surface.Most of the surface of the Southern Hemisphere is very old, and there are many...
Recent Comments