approximately 1L runs at 2kms depending on the weight of load or cargo
Probably a mixture of metals that contains 10% of silver.
The brightness of a star at 10 parsecs (32.6 light-years) from Earth would depend on its intrinsic luminosity and the amount of light that reaches Earth. The apparent brightness, or apparent magnitude, of the star would decrease with the square of the distance from Earth. This is described by the inverse square law, which states that the brightness is inversely proportional to the square of the distance.
The Spore galactic code is a diplomatic treaty signed by all space-faring empires which is similar to the International Space Treaty or the Geneva convention. You break it by using a WMD, like the planet buster or the gravitation wave. If you break it, any empire within a 10pc radius will declare war on you, including allies but excluding the grox (who get a +50 relationship bonus, unless the WMD is used against them.
When WW2 ended, Korea became a divided nation. The US and Soviet Union had withdrawn most of their troops from Korea. The Soviets gambled that the US wouldn't defendSouth Korea. So The Soviets supplied North Korea with tanks, airplanes, and money in an attempt to take over the peninsula.