Spotting the Hardware in the Heavens
It's tricky to get a good estimate for how many satellites are in the skies above us, but if you've ever looked up at the night sky you've probably seen one orbiting the Earth.
Christopher Palma is an associate department head for undergraduate programs in astronomy and astrophysics at Pennsylvania State University.
It's tricky to get a good estimate for how many satellites are in the skies above us, but if you've ever looked up at the night sky you've probably seen one orbiting the Earth.