Black holes are one of the greatest mysteries of outer space. No visible light can escape the strong gravity of a black hole. This makes black holes invisible-and very difficult to study. But scientists make new discoveries and develop new theories about these mysterious objects every day. In 2015, astronomers were able to finally confirm a theory that Einstein had developed one hundred years earlier! And in 2016, scientists found that black holes may form in a different way than they ever thought possible. Read this book to learn more about the incredible and mind-boggling science of black holes.
"Middle schoolers with stars in their eyes will gravitate toward this informative set that explores aspects of space from the physical to the theoretical. Familiar topics dedicated to astronauts and missions to Mars are included alongside less common ones, including space garbage, privatized space travel, and black holes. All the titles include up-to-date content as recent as 2016, making them fre
