On our recent visit to Puerto Rico, we took an unplanned side trip to what might be called ET’s phone booth—a vast radio telescope at the Arecibo Observatory that “listens” to space both for astronomical information and any…
Well, you can’t actually visit the planet Kepler 16b; it’s not even in our solar system. But graphic artists at the National Aeronautical and Space Agency (NASA) have made up dream travel posters for several “exoplanets” (planets that orbit other…
On our recent visit to Puerto Rico, we took an unplanned side trip to what might be called ET’s phone booth—a vast radio telescope at the Arecibo Observatory that “listens” to space both for astronomical information and any…
Well, you can’t actually visit the planet Kepler 16b; it’s not even in our solar system. But graphic artists at the National Aeronautical and Space Agency (NASA) have made up dream travel posters for several “exoplanets” (planets that orbit other…