🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 12.8

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.39 AU - 0.63 AU

Year: 247 Days

Day: 7.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,985,043 km

• M1: 159,172 km (0.097 R)
• M2: 693,386 km (0.091 R)
• M3: 1,138,889 km (0.078 R)
• M4: 1,565,093 km (0.107 R)
• M5: 2,927,032 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.8

Radius: 14.4

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.6 AU - 0.6 AU

Year: 315 Days

Day: 9.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,985,043 km

• M1: 179,069 km (0.119 R)
• M2: 888,163 km (0.042 R)
• M3: 1,448,107 km (0.047 R)
• M4: 2,060,112 km (0.109 R)
• M5: 2,688,274 km (0.111 R)
• M6: 3,148,287 km (0.087 R)
• M7: 4,051,110 km (0.115 R)
• M8: 4,646,959 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807

Radius: 12

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.4 AU - 5.24 AU

Year: 6090 Days

Day: 12 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,985,043 km

• M1: 149,448 km (0.094 R)
• M2: 534,962 km (0.111 R)
• M3: 1,032,674 km (0.072 R)
• M4: 1,573,022 km (0.102 R)
• M5: 2,090,181 km (0.083 R)
• M6: 2,664,039 km (0.086 R)
• M7: 3,213,811 km (0.037 R)
• M8: 3,814,895 km (0.119 R)
• M9: 4,623,023 km (0.046 R)
• M10: 5,390,909 km (0.095 R)
• M11: 6,308,393 km (0.105 R)
• M12: 6,752,100 km (0.09 R)
• M13: 7,438,455 km (0.106 R)
• M14: 8,493,120 km (0.113 R)
• M15: 10,849,885 km (0.085 R)
• M16: 11,339,219 km (0.072 R)
• M17: 12,627,107 km (0.11 R)
• M18: 16,621,969 km (0.089 R)
• M19: 17,671,697 km (0.107 R)
• M20: 19,758,438 km (0.095 R)
• M21: 21,086,568 km (0.094 R)
• M22: 21,695,581 km (0.038 R)
• M23: 31,304,252 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.1

Radius: 14.1

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.53 AU - 4.83 AU

Year: 6867 Days

Day: 13.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,985,043 km

• M1: 175,329 km (0.092 R)
• M2: 716,723 km (0.111 R)
• M3: 1,583,942 km (0.12 R)
• M4: 3,118,218 km (0.074 R)
• M5: 3,778,244 km (0.079 R)
• M6: 4,222,549 km (0.078 R)
• M7: 4,702,011 km (0.049 R)
• M8: 5,886,826 km (0.09 R)
• M9: 6,364,193 km (0.104 R)
• M10: 8,316,744 km (0.079 R)
• M11: 9,113,951 km (0.119 R)
• M12: 10,860,955 km (0.113 R)
• M13: 11,767,369 km (0.12 R)
• M14: 12,871,401 km (0.097 R)
• M15: 13,886,572 km (0.096 R)
• M16: 15,904,797 km (0.035 R)
• M17: 16,365,708 km (0.089 R)
• M18: 16,954,375 km (0.08 R)
• M19: 17,496,219 km (0.066 R)
• M20: 20,381,064 km (0.092 R)
• M21: 25,010,969 km (0.088 R)
• M22: 25,713,780 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 17,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit