... shows the brightness of the surface as measured by reflected infrared radiation from the sun and red shows an iron-bearing mineral called pyroxene Real research - and political benefits South Korea has made some inroads...
... some 1.3km across and is 170 metres deep. It was formed around 50,000 years ago by an asteroid made of iron and nickel, which was about 40-60 metres in size and weighed around 300,000 tons. The Tunguska...
.... The US might remain the pre-eminent power. But if the US has a strategic competitor today, it is a rising China. Ironically, the very fact that a repeat of the Cold War is impossible accelerates the deterioration in relations. It is precisely the...
... dust grains, that include components such as graphite, polycyclic aromatic hydrocarbons (PAHs) and magnesium (Mg)-rich and iron (Fe)-poor crystalline silicates, in particular forsterite and enstatite. Because the abundance of these species, relative...
... with grabbing the lead and reaching another milestone in the Space Race. Looking back, it is perhaps somewhat ironic that the USSR succeeded in beating the US in this aspect of space exploration - while the US didn’t think this...
Initial discussions about joint operations for launches actively began 25 years later in the early 1990s, when the fall of the two blocks spurred Russia to further promote its already existing launch assets - including the heavy launcher Proton, as ...