Some of the planets discovered around stars in our own galaxy may be very similar to the ‘Star Wars’ exoplanets like arid Tatooine, watery Scarif and even frozen Hoth, according to NASA scientists. Sifting through data on the more than 3,400 confirmed alien worlds, scientists applied sophisticated computer modelling techniques to tease out the colours, light, sunrise and sunsets we might encounter if we could pay them a visit.