🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159

Radius: 11.9

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.57 AU - 0.73 AU

Year: 349 Days

Day: 7.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,650,149 km

• M1: 147,952 km (0.054 R)
• M2: 546,032 km (0.092 R)
• M3: 923,617 km (0.091 R)
• M4: 1,408,913 km (0.096 R)
• M5: 1,826,889 km (0.082 R)
• M6: 2,227,961 km (0.114 R)
• M7: 2,616,616 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.8

Radius: 9.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.89 AU - 0.89 AU

Year: 560 Days

Day: 9.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,650,149 km

• M1: 121,922 km (0.038 R)
• M2: 494,571 km (0.117 R)
• M3: 820,395 km (0.103 R)
• M4: 2,040,066 km (0.108 R)
• M5: 2,673,015 km (0.119 R)
• M6: 3,148,886 km (0.089 R)
• M7: 3,617,127 km (0.119 R)
• M8: 3,981,547 km (0.057 R)
• M9: 4,604,024 km (0.078 R)
• M10: 5,692,199 km (0.073 R)
• M11: 6,114,663 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.5

Radius: 13.5

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.66 AU - 2.48 AU

Year: 1986 Days

Day: 10.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,650,149 km

• M1: 167,849 km (0.12 R)
• M2: 613,800 km (0.117 R)
• M3: 1,439,580 km (0.106 R)
• M4: 2,024,358 km (0.115 R)
• M5: 2,665,684 km (0.087 R)
• M6: 3,144,996 km (0.061 R)
• M7: 3,646,747 km (0.081 R)
• M8: 4,459,662 km (0.049 R)
• M9: 5,185,361 km (0.078 R)
• M10: 6,164,031 km (0.084 R)
• M11: 6,846,197 km (0.059 R)
• M12: 7,578,179 km (0.084 R)
• M13: 8,207,089 km (0.052 R)
• M14: 9,706,807 km (0.089 R)
• M15: 10,449,262 km (0.097 R)
• M16: 13,543,394 km (0.068 R)
• M17: 14,380,993 km (0.097 R)
• M18: 15,630,285 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.3

Radius: 12.9

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.78 AU - 2.76 AU

Year: 2281 Days

Day: 7.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,650,149 km

• M1: 160,818 km (0.106 R)
• M2: 640,728 km (0.089 R)
• M3: 1,047,185 km (0.061 R)
• M4: 1,866,383 km (0.109 R)
• M5: 2,356,466 km (0.096 R)
• M6: 3,045,663 km (0.116 R)
• M7: 3,657,070 km (0.103 R)
• M8: 4,163,159 km (0.079 R)
• M9: 4,987,443 km (0.11 R)
• M10: 5,891,912 km (0.112 R)
• M11: 6,315,723 km (0.103 R)
• M12: 9,058,151 km (0.101 R)
• M13: 11,344,755 km (0.08 R)
• M14: 11,753,306 km (0.091 R)
• M15: 12,171,881 km (0.095 R)
• M16: 13,396,938 km (0.087 R)
• M17: 15,435,957 km (0.099 R)
• M18: 16,040,332 km (0.095 R)
• M19: 16,765,134 km (0.082 R)
• M20: 19,533,443 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 14,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit