🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.3

Radius: 13.8

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.57 AU - 0.77 AU

Year: 372 Days

Day: 14.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 31,872,173 km

• M1: 171,589 km (0.104 R)
• M2: 951,442 km (0.07 R)
• M3: 1,563,447 km (0.11 R)
• M4: 2,153,461 km (0.113 R)
• M5: 2,600,161 km (0.065 R)
• M6: 3,191,970 km (0.076 R)
• M7: 4,649,053 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.7

Radius: 14

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.77 AU - 0.85 AU

Year: 494 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,872,173 km

• M1: 175,329 km (0.106 R)
• M2: 796,309 km (0.12 R)
• M3: 1,267,543 km (0.093 R)
• M4: 1,824,645 km (0.049 R)
• M5: 2,503,969 km (0.044 R)
• M6: 3,012,452 km (0.109 R)
• M7: 3,461,096 km (0.103 R)
• M8: 4,211,629 km (0.086 R)
• M9: 6,190,061 km (0.102 R)
• M10: 6,901,847 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.8

Radius: 10.1

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.4 AU - 1.72 AU

Year: 1322 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,872,173 km

• M1: 127,757 km (0.103 R)
• M2: 465,698 km (0.111 R)
• M3: 779,854 km (0.115 R)
• M4: 1,181,823 km (0.065 R)
• M5: 1,634,207 km (0.105 R)
• M6: 2,239,331 km (0.058 R)
• M7: 2,928,229 km (0.119 R)
• M8: 3,600,970 km (0.047 R)
• M9: 4,010,719 km (0.058 R)
• M10: 5,613,361 km (0.1 R)
• M11: 6,146,677 km (0.081 R)
• M12: 6,466,218 km (0.1 R)
• M13: 7,380,860 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.4

Radius: 12

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.5 AU - 6.06 AU

Year: 8229 Days

Day: 7.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,872,173 km

• M1: 149,299 km (0.115 R)
• M2: 997,219 km (0.065 R)
• M3: 1,374,206 km (0.085 R)
• M4: 1,822,102 km (0.057 R)
• M5: 2,210,159 km (0.094 R)
• M6: 2,833,084 km (0.107 R)
• M7: 3,359,370 km (0.109 R)
• M8: 4,457,119 km (0.11 R)
• M9: 5,116,696 km (0.089 R)
• M10: 6,024,157 km (0.119 R)
• M11: 6,565,551 km (0.062 R)
• M12: 8,821,038 km (0.116 R)
• M13: 10,798,722 km (0.081 R)
• M14: 11,696,160 km (0.033 R)
• M15: 14,351,522 km (0.092 R)
• M16: 14,801,812 km (0.098 R)
• M17: 16,821,533 km (0.075 R)
• M18: 17,576,403 km (0.037 R)
• M19: 20,116,426 km (0.098 R)
• M20: 20,680,858 km (0.116 R)
• M21: 22,512,984 km (0.117 R)
• M22: 27,005,557 km (0.063 R)
• M23: 29,101,872 km (0.059 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 148 - 19,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit