While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

The highly advanced solar sail boom could one day allow spacecraft to travel without bulky rocket fuel. By Andrew Paul Published Apr 24, 2024 11:53 AM EDT Get the Popular Science daily newsletter💡 ...

It was the second liftoff in a 16-minute span today (April 23), after a SpaceX Starlink launch. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.