Radio waves are around us here on Earth, and they’re out in space too. These waves are low energy. We use them every time we listen to the radio. They’re used to talk to satellites, too. They are also common in outer space, since they are sent out by forming stars, pulsars, supernovae, the sun, and even colliding galaxies.
China’s Mars rover detects irregular wedges beneath red planet
China's Mars rover detects irregular wedges beneath red planet by Staff Writers Beijing (XNA) Nov 27, 2023 Radars mounted on...