NASA Hits 6,000 Exoplanets. Some Are Stranger Than Sci-Fi

NASA has now confirmed 6,000 exoplanets — a dazzling collection of alien worlds ranging from fiery giants and lava oceans to planets with clouds of gemstones or the density of Styrofoam. This milestone not only highlights the staggering variety of worlds beyond our solar system but also marks humanity’s growing ability to find and study [...]