🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.8

Radius: 10.7

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.98 AU - 1.22 AU

Year: 769 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,812,384 km

• M1: 134,788 km (0.055 R)
• M2: 604,375 km (0.103 R)
• M3: 1,018,014 km (0.063 R)
• M4: 1,656,497 km (0.085 R)
• M5: 2,237,984 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.6

Radius: 13.7

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.98 AU - 1.34 AU

Year: 833 Days

Day: 9.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,812,384 km

• M1: 170,392 km (0.107 R)
• M2: 628,461 km (0.058 R)
• M3: 1,056,311 km (0.102 R)
• M4: 1,528,292 km (0.11 R)
• M5: 2,528,204 km (0.113 R)
• M6: 3,010,358 km (0.106 R)
• M7: 4,068,015 km (0.116 R)
• M8: 4,718,167 km (0.113 R)
• M9: 5,672,452 km (0.059 R)
• M10: 6,751,651 km (0.076 R)
• M11: 7,328,650 km (0.104 R)
• M12: 8,089,654 km (0.079 R)
• M13: 8,529,023 km (0.081 R)
• M14: 9,741,065 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 12.1

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.7 AU - 3.68 AU

Year: 3799 Days

Day: 6 Hours

Environment

Temp: -212 °C

Axial Tilt: 60.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,812,384 km

• M1: 150,795 km (0.084 R)
• M2: 752,627 km (0.112 R)
• M3: 1,460,524 km (0.098 R)
• M4: 2,154,060 km (0.107 R)
• M5: 3,416,516 km (0.081 R)
• M6: 3,846,460 km (0.032 R)
• M7: 4,547,775 km (0.037 R)
• M8: 5,069,872 km (0.031 R)
• M9: 6,445,574 km (0.05 R)
• M10: 8,234,615 km (0.05 R)
• M11: 10,126,130 km (0.076 R)
• M12: 14,119,945 km (0.11 R)
• M13: 14,750,051 km (0.069 R)
• M14: 15,398,857 km (0.08 R)
• M15: 16,236,455 km (0.12 R)
• M16: 16,637,677 km (0.073 R)
• M17: 17,880,985 km (0.048 R)
• M18: 21,567,824 km (0.071 R)
• M19: 22,758,623 km (0.115 R)
• M20: 24,438,907 km (0.068 R)
• M21: 25,424,607 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.4

Radius: 11

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.69 AU - 4.07 AU

Year: 4144 Days

Day: 13.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,812,384 km

• M1: 136,882 km (0.054 R)
• M2: 601,234 km (0.105 R)
• M3: 1,041,650 km (0.093 R)
• M4: 1,430,604 km (0.115 R)
• M5: 2,982,982 km (0.109 R)
• M6: 3,962,997 km (0.117 R)
• M7: 4,357,786 km (0.09 R)
• M8: 4,702,459 km (0.083 R)
• M9: 5,145,718 km (0.107 R)
• M10: 5,996,331 km (0.075 R)
• M11: 6,709,913 km (0.12 R)
• M12: 7,513,852 km (0.065 R)
• M13: 12,380,121 km (0.091 R)
• M14: 15,151,572 km (0.1 R)
• M15: 15,546,061 km (0.111 R)
• M16: 18,503,611 km (0.117 R)
• M17: 19,084,948 km (0.098 R)
• M18: 26,633,358 km (0.049 R)
• M19: 27,208,711 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 14,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit