The Marksman 20xx series of BB rifles are all rated at 300 Feet Per Second. (FPS) This will make them fairly accurate to around 30 to 40 feet after that they began to fall off. Their is no current record as to how far the BB travels.
yes, if you are in space at the time and have an air rifle, you shoot it out the window, you die because of the vacuum, but it is successful. you killed yourself but got a BB pellet into space. WEAR...
Space is said to be a vacuum, so without air their is no way to propel the BB so NO it would not be able to leave the barrel. Now if it's a C02 air gun then Yes the C02 would be able to propel the BB...
You Don't. Shooting BB's in a pellet gun that is not designed for it will ruin the rifling in the barrel. Some airguns are designed to shoot both BB's and pellets. But if the Owners manual calls for...