In this lesson students explore the concept of orbits, focusing on altitude, velocity, and distance traveled.
In this activity students will experiment with how far sound travels naturally, as compared to how far it travels with satellite amplification.
What would happen if the Earth suddenly had a second moon?
Accurate weather forecasting can be a matter of life or death. So countries with less money like Mozambique face a big challenge.
The private space company run by Elon Musk launched 60 satellites into orbit this week. Science correspondent Geoff Brumfiel explains why astronomers worry that kind of traffic — if it continues unabated — could permanently alter their ability to observe the night sky.