Various models with prices from $6.95 to $16.95. www.innovatoys.com/space

Metal Earth metal model kits come unassembled, packed in an envelope with easy to follow instructions. Parts can be easily clipped from the metal sheets, and no glue or solder is needed. Pop out the pieces and connect using tabs and holes. Kits include illustrated instructions. Tweezers are recommended for bending and twisting the connection tabs. Models of the InSight Mars Lander, the Hubble Telescope, the Apollo Lunar Rover, the Kepler spacecraft, and many more are available. Collect and build them all. For ages 14 and up.