Many of them must be surely aware about the space pens and its uses. This type of pen was the first one which has ever been to moon and is used by USA , European and Russian for various international space projects. The company which was the first one to introduce the space pen was AG Astronaut. After this, there were many companies which manufactured the space pens. Space pens are manufactured by considering the gravity as well as various other factors.  This kind of pens also comprises of special kind of refill. The refill of the space pens are consist of thixotrophic ink that remains solid and a nitrogen gas plug makes sure that the ink flow is continuous and steady when required. The pen is designed with considering the certain angles and hence the space pens are not at all reliant on gravity for drawing ink from space pen.

The space pens can be used for writing on glossy objects, coated papers or plastics even. Moreover, you can even write underwater and as well as through grease. This space pens are extremely good and used by for international projects which are related to astronaut or space. Today, many companies have also started manufacturing space pens at various ranges and in different styles. You can check out various space pens available on internet and which the pen company offers. You can even get the details of the way it is been manufactured and the various uses of space pens.