# Perfect Spheres

Tiny smaller than a millimeter spheres with better sphericity and equal sizes.

Updated: 2023-03-12

Created: 2018-12-07

#### Status

First commercial product to be made in space. Apparatus flown many times on the Space Shuttle. Latest status and market unknown.

#### Why & Solution

##### Market Size Estimation

NASA planned to make more latex balls in larger sizes and published estimated that claim the market for larger 100-micron spheres could be \$200-300 million annually.1

#### References

1. Harry L. Shipman. Space 2000: Meeting the Challenge of a New Era. Published in 1987. Source

Return ↩
2. Thomas R. Lettieri et al . National Institute of Standards and Technology (NIST). Certification of SRM1960: Nominal 10 [xm Diameter Polystyrene Spheres (''Space Beads''). Volume 96, Number 6, November-December 1991, Journal of Research of the National Institute of Standards and Technology. Source

Return ↩
3. Thomas R. Lettieri. Certification of 10 m Diameter Polystryrene Spheres (“Space Beads”). Source

Return ↩
4. Ioana Cozmuta et al. Space Portal NASA Ames Research Center. Microgravity-Based Commercialization Opportunities for Material Sciences and Life Sciences: A Silicon Valley Perspective. Source

Return ↩