🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.5

Radius: 12.2

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.77 AU - 0.97 AU

Year: 560 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,039,025 km

• M1: 151,692 km (0.057 R)
• M2: 532,868 km (0.093 R)
• M3: 1,314,217 km (0.094 R)
• M4: 1,909,467 km (0.104 R)
• M5: 3,423,996 km (0.063 R)
• M6: 3,868,152 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.7

Radius: 14.3

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.04 AU - 1.22 AU

Year: 829 Days

Day: 13.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,039,025 km

• M1: 178,021 km (0.049 R)
• M2: 665,411 km (0.119 R)
• M3: 1,275,322 km (0.103 R)
• M4: 2,135,809 km (0.061 R)
• M5: 2,720,886 km (0.113 R)
• M6: 3,304,767 km (0.06 R)
• M7: 4,459,961 km (0.093 R)
• M8: 4,952,886 km (0.086 R)
• M9: 5,482,313 km (0.104 R)
• M10: 8,338,137 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.4

Radius: 8.6

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.13 AU - 2.13 AU

Year: 2146 Days

Day: 9.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,039,025 km

• M1: 106,962 km (0.117 R)
• M2: 386,561 km (0.096 R)
• M3: 843,134 km (0.102 R)
• M4: 1,495,829 km (0.091 R)
• M5: 2,520,874 km (0.07 R)
• M6: 3,061,072 km (0.113 R)
• M7: 3,586,310 km (0.073 R)
• M8: 3,936,967 km (0.07 R)
• M9: 4,495,715 km (0.096 R)
• M10: 4,882,127 km (0.072 R)
• M11: 5,575,363 km (0.071 R)
• M12: 6,332,777 km (0.064 R)
• M13: 7,014,794 km (0.099 R)
• M14: 7,329,996 km (0.095 R)
• M15: 8,206,790 km (0.041 R)
• M16: 8,950,590 km (0.095 R)
• M17: 9,951,400 km (0.066 R)
• M18: 10,683,981 km (0.119 R)
• M19: 12,338,832 km (0.059 R)
• M20: 13,357,594 km (0.104 R)
• M21: 14,848,636 km (0.12 R)
• M22: 15,610,239 km (0.105 R)
• M23: 16,699,461 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.5

Radius: 7.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.55 AU - 6.13 AU

Year: 9742 Days

Day: 22.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,039,025 km

• M1: 97,687 km (0.087 R)
• M2: 350,358 km (0.119 R)
• M3: 633,996 km (0.05 R)
• M4: 989,141 km (0.075 R)
• M5: 1,596,808 km (0.075 R)
• M6: 2,073,726 km (0.025 R)
• M7: 3,143,201 km (0.09 R)
• M8: 3,939,810 km (0.077 R)
• M9: 4,620,629 km (0.078 R)
• M10: 5,003,151 km (0.09 R)
• M11: 7,460,296 km (0.09 R)
• M12: 10,718,239 km (0.111 R)
• M13: 14,015,376 km (0.096 R)
• M14: 15,649,732 km (0.086 R)
• M15: 16,325,167 km (0.086 R)
• M16: 20,356,081 km (0.112 R)
• M17: 23,942,690 km (0.111 R)
• M18: 26,698,582 km (0.118 R)
• M19: 27,485,467 km (0.074 R)
• M20: 28,922,355 km (0.11 R)
• M21: 30,408,460 km (0.105 R)
• M22: 31,170,362 km (0.055 R)
• M23: 31,847,442 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 16,057 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit