Cosmic fireworks!

Time for an astro-thought experiment. You belong to a super-advanced civilization with the ability to shape the cosmos as you wish. You can move around black holes, stars, planets, comets and moons (like the builders of the ultimate planetary systems). What would your civilization plan for big celebrations? What are their ‘fireworks’? What astronomical phenomena … More Cosmic fireworks!

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Building the ultimate Solar System part 4: two ninja moves — moons and co-orbital planets

We are building the ultimate Solar System.    In Part 1 we chose the right star.  In Part 2 we chose the right planets. In Part 3 we chose the right orbits for the planets. Today’s job: Discovering two ninja moves that will allow us to pack way more worlds in the habitable zone. The … More Building the ultimate Solar System part 4: two ninja moves — moons and co-orbital planets