Satellites come in all shapes and sizes, from the 6.2-ton James Webb Space Telescope with its 21-foot-diameter mirror and sunshade the size of a tennis court (fully extended), all the way down to tiny cube-sats that measure just a few inches on a side. So too, the rockets that launch them.

Some are big, such as SpaceX's Falcon Heavy. And others are quite small, such as Rocket Lab's (NASDAQ: RKLB) Electron -- which makes perfect sense. You don't need a giant megarocket to launch some of the smaller satellites orbiting Earth these days. And this is in fact why companies like Rocket Lab, Relativity Space, and ABL Space Systems developed small rockets in the first place.

That doesn't mean that these companies are all going to survive, however.

Continue reading

Source Fool.com