SpaceWe could make roads on the moon by melting lunar dust Lunar dust can be melted with a laser to make a strong, glassy material – and a similar effect could be achieved by focusing sunlight with a lens ¿ìè¶ÌÊÓÆµ
SpaceTwo giant planets collided and vaporised in a distant star system A star behaving strangely was the first clue that astronomers were witnessing two Neptune-sized planets smashing into each other, creating a doughnut that may one day birth a new planet and moons ¿ìè¶ÌÊÓÆµ