GDW's House Rules
Traveller
Standard Imperial Gravity Bombs
©2002 by Peter Gray
This is a comprehensive listing of the most common types of gravity bombs in use by the Third Imperium and the Regency of Deneb. These weapons were used throughout the Imperium on a variety of military aircraft, including helicopters and grav vehicles in addition to normal bombers and air support airfoil aircraft. All figures listed below assume ordinary unguided weapons, without special add-ons or guidance packages. The SEFOP warheads listed below are intended to be used with such packages, and are assumed to include parachutes for SADARM (Search and Destroy Armor) missions.
| Warhead | Mass | Volume | Concussion-Burst | Penetration Value | Price |
| HE-6 | 250 | 0.05 | C:78 B:85 | 31C | 2,500 |
| HE-7 | 250 | 0.05 | C:94 B:95 | 31C | 2,500 |
| HE-8 | 250 | 0.05 | C:109 B:105 | 31C | 2,500 |
| HE-9 | 250 | 0.05 | C:125 B:115 | 31C | 2,500 |
| HE-10 | 250 | 0.05 | C:156 B:125 | 31C | 2,500 |
| SEFOP-8 | 250 | 0.05 | C:73 B:85 | 243C | 5,000 |
| SEFOP-9 | 250 | 0.05 | C:85 B:95 | 293C | 5,000 |
| Submunition | 250 | 0.05 | C:0 B:155 | * | 15,000 |
| Homing Submunition | 250 | 0.05 | C:0 B:75 | * | 25,000 |
| RDM | 250 | 0.05 | C:0 B:315 | * | 25,000 |
| Chemical | 250 | 0.05 | C:0 B:75 | Nil | 25,000 |
| HE-6 | 500 | 0.10 | C:113 B:105 | 38C | 5,000 |
| HE-7 | 500 | 0.10 | C:158 B:125 | 38C | 5,000 |
| HE-9 | 500 | 0.10 | C:180 B:135 | 38C | 5,000 |
| HE-10 | 500 | 0.10 | C:225 B:155 | 38C | 5,000 |
| SEFOP-8 | 500 | 0.10 | C:105 B:105 | 293C | 10,000 |
| SEFOP-9 | 500 | 0.10 | C:120 B:110 | 353C | 10,000 |
| Submunition | 500 | 0.10 | C:0 B:225 | * | 30,000 |
| Homing Submunition | 500 | 0.10 | C:0 B:115 | * | 50,000 |
| RDM | 500 | 0.10 | C:0 B:450 | * | 50,000 |
| Chemical | 500 | 0.10 | C:0 B:115 | Nil | 50,000 |
| HE-6 | 1000 | 0.20 | C:153 B:125 | 45C | 10,000 |
| HE-7 | 1000 | 0.20 | C:184 B:135 | 45C | 10,000 |
| HE-8 | 1000 | 0.20 | C:214 B:145 | 45C | 10,000 |
| HE-9 | 1000 | 0.20 | C:245 B:155 | 45C | 10,000 |
| HE-10 | 1000 | 0.20 | C:306 B:175 | 45C | 10,000 |
| SEFOP-8 | 1000 | 0.20 | C:143 B:115 | 343C | 30,000 |
| SEFOP-9 | 1000 | 0.20 | C:163 B:125 | 413C | 30,000 |
| Submunition | 1000 | 0.20 | C:0 B:305 | * | 60,000 |
| Homing Submunition | 1000 | 0.20 | C:0 B:155 | * | 100,000 |
| RDM | 1000 | 0.20 | C:0 B:615 | * | 100,000 |
| Chemical | 1000 | 0.20 | C:0 B:155 | Nil | 10,000 |
*Penetration upon the warhead of the carried submunitions or
mines.