🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.7

Radius: 11

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.51 AU - 2.09 AU

Year: 1584 Days

Day: 11 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,983,829 km

• M1: 136,882 km (0.068 R)
• M2: 532,269 km (0.069 R)
• M3: 1,069,475 km (0.116 R)
• M4: 1,427,014 km (0.06 R)
• M5: 1,844,392 km (0.08 R)
• M6: 2,356,017 km (0.105 R)
• M7: 3,480,245 km (0.106 R)
• M8: 4,540,894 km (0.097 R)
• M9: 5,255,972 km (0.112 R)
• M10: 6,621,651 km (0.096 R)
• M11: 7,973,716 km (0.09 R)
• M12: 8,331,255 km (0.092 R)
• M13: 9,337,450 km (0.12 R)
• M14: 10,247,903 km (0.051 R)
• M15: 10,599,757 km (0.11 R)
• M16: 13,335,453 km (0.074 R)
• M17: 14,097,505 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.7

Radius: 12.6

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.66 AU - 2.42 AU

Year: 1911 Days

Day: 13.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,983,829 km

• M1: 156,779 km (0.07 R)
• M2: 575,802 km (0.037 R)
• M3: 1,087,577 km (0.048 R)
• M4: 2,429,021 km (0.091 R)
• M5: 3,192,419 km (0.114 R)
• M6: 4,148,798 km (0.037 R)
• M7: 5,379,390 km (0.102 R)
• M8: 6,257,529 km (0.108 R)
• M9: 7,371,734 km (0.107 R)
• M10: 11,393,972 km (0.092 R)
• M11: 13,305,983 km (0.107 R)
• M12: 15,949,975 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.3

Radius: 13.2

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.47 AU - 3.33 AU

Year: 3240 Days

Day: 14.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,983,829 km

• M1: 164,109 km (0.096 R)
• M2: 753,674 km (0.115 R)
• M3: 1,349,672 km (0.115 R)
• M4: 2,948,424 km (0.116 R)
• M5: 3,464,088 km (0.061 R)
• M6: 3,930,684 km (0.082 R)
• M7: 4,557,948 km (0.109 R)
• M8: 5,623,833 km (0.12 R)
• M9: 6,234,641 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.7

Radius: 3.8

Gravity: 22.14 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.65 AU - 7.25 AU

Year: 9521 Days

Day: 19 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,983,829 km

• M1: 47,273 km (0.06 R)
• M2: 297,700 km (0.098 R)
• M3: 802,742 km (0.107 R)
• M4: 1,522,906 km (0.095 R)
• M5: 1,696,141 km (0.097 R)
• M6: 2,653,118 km (0.106 R)
• M7: 4,898,881 km (0.071 R)
• M8: 5,993,639 km (0.116 R)
• M9: 7,617,075 km (0.118 R)
• M10: 7,926,593 km (0.099 R)
• M11: 8,570,612 km (0.056 R)
• M12: 8,820,889 km (0.042 R)
• M13: 11,247,516 km (0.104 R)
• M14: 11,904,101 km (0.107 R)
• M15: 13,685,363 km (0.071 R)
• M16: 15,026,807 km (0.091 R)
• M17: 20,152,928 km (0.068 R)
• M18: 22,904,930 km (0.092 R)
• M19: 24,287,364 km (0.078 R)
• M20: 29,140,020 km (0.097 R)
• M21: 31,841,608 km (0.074 R)
• M22: 32,040,722 km (0.068 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 10,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit