Cossont closed her eyes, feeling her skin crawl. She shook her head. “The … the regimental HQ vessel … the Fzan-Juym asteroid, the moon; it’s … gone?”
“Destroyed,” the android confirmed. His eyes went wide and he made a sudden flapping motion with both hands. “A very extreme simulation scenario!”
“Destroyed?” Cossont repeated, unable to take this in. “Completely?”
The android shook his head. “Not completely in the sense of annihilated, as would be the case had it been attacked with a large amount of anti-matter, say, but completely in the sense that it was pierced by one or more energy weapon beams and blown apart into many tens of thousands of significant pieces, the largest perhaps forming up to five or six per cent of the mass of the craft before its destruction, the smallest—”
- Hydrogen Sonata, Chapter Seven: (S -20)
Fzan-Juym was described as "a couple of kilometers" in diameter.
Fzan-Juym had been the Regiment’s headquarters for nearly a millennium by then. Roughly spherical and a couple of kilometres in diameter, the satellite had started out life as an asteroid of the Izenion system; just another tumbling rock amongst tens of millions of others.
- Hydrogen Sonata, Chapter Seven: (S -20)