🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.7

Radius: 13.9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.64 AU - 0.74 AU

Year: 389 Days

Day: 5.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,976,050 km

• M1: 172,935 km (0.118 R)
• M2: 647,310 km (0.057 R)
• M3: 1,307,037 km (0.094 R)
• M4: 1,993,092 km (0.1 R)
• M5: 2,452,507 km (0.034 R)
• M6: 3,173,569 km (0.105 R)
• M7: 3,844,067 km (0.074 R)
• M8: 4,879,284 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.2

Radius: 13.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.23 AU - 1.45 AU

Year: 1052 Days

Day: 5.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,976,050 km

• M1: 167,550 km (0.057 R)
• M2: 891,753 km (0.109 R)
• M3: 1,320,500 km (0.095 R)
• M4: 2,372,173 km (0.069 R)
• M5: 4,346,865 km (0.042 R)
• M6: 4,995,970 km (0.12 R)
• M7: 5,927,666 km (0.045 R)
• M8: 6,882,549 km (0.108 R)
• M9: 7,962,047 km (0.108 R)
• M10: 8,568,517 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.7

Radius: 8.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.95 AU - 2.87 AU

Year: 2538 Days

Day: 8.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,976,050 km

• M1: 104,419 km (0.088 R)
• M2: 493,523 km (0.113 R)
• M3: 856,897 km (0.034 R)
• M4: 1,305,989 km (0.118 R)
• M5: 1,732,792 km (0.092 R)
• M6: 2,730,610 km (0.113 R)
• M7: 3,277,241 km (0.119 R)
• M8: 4,177,371 km (0.108 R)
• M9: 4,549,720 km (0.026 R)
• M10: 4,984,751 km (0.064 R)
• M11: 5,578,205 km (0.104 R)
• M12: 5,915,100 km (0.079 R)
• M13: 6,385,436 km (0.045 R)
• M14: 6,704,229 km (0.089 R)
• M15: 8,201,554 km (0.045 R)
• M16: 8,756,711 km (0.102 R)
• M17: 9,780,410 km (0.071 R)
• M18: 10,271,091 km (0.096 R)
• M19: 13,210,240 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.6

Radius: 10.2

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.44 AU - 4.82 AU

Year: 6757 Days

Day: 7.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,976,050 km

• M1: 126,859 km (0.052 R)
• M2: 593,455 km (0.116 R)
• M3: 1,124,228 km (0.075 R)
• M4: 2,031,539 km (0.12 R)
• M5: 2,943,936 km (0.068 R)
• M6: 3,762,237 km (0.101 R)
• M7: 4,316,796 km (0.116 R)
• M8: 5,041,448 km (0.066 R)
• M9: 5,716,434 km (0.066 R)
• M10: 6,346,690 km (0.071 R)
• M11: 8,518,252 km (0.045 R)
• M12: 9,611,514 km (0.07 R)
• M13: 15,054,333 km (0.092 R)
• M14: 16,061,725 km (0.04 R)
• M15: 18,421,332 km (0.102 R)
• M16: 22,180,128 km (0.081 R)
• M17: 24,408,688 km (0.047 R)
• M18: 24,837,136 km (0.119 R)
• M19: 28,072,040 km (0.119 R)
• M20: 28,922,504 km (0.109 R)
• M21: 30,279,656 km (0.089 R)
• M22: 30,774,526 km (0.112 R)
• M23: 32,704,339 km (0.053 R)
• M24: 33,646,057 km (0.094 R)
• M25: 34,821,448 km (0.117 R)
• M26: 36,803,470 km (0.063 R)
• M27: 37,253,909 km (0.051 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 16,970 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit