projected launch frequency
5
triples
GPTKB property
Random triples
| Subject | Object |
|---|---|
| gptkb:Ares_V | 1 per year |
| gptkb:X-33_Venture_Star | monthly |
| gptkb:Dyna-Soar_X-20 | 1 per year |
| gptkb:X-20_Dyna-Soar_program | once per month |
| gptkb:Venture_Star | bi-monthly |