🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.2

Radius: 8.5

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.1 AU - 1.48 AU

Year: 946 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,090,941 km

• M1: 106,364 km (0.1 R)
• M2: 400,623 km (0.102 R)
• M3: 689,646 km (0.077 R)
• M4: 961,166 km (0.048 R)
• M5: 1,306,139 km (0.118 R)
• M6: 1,670,559 km (0.087 R)
• M7: 2,060,860 km (0.073 R)
• M8: 2,511,299 km (0.063 R)
• M9: 2,959,794 km (0.071 R)
• M10: 3,716,460 km (0.096 R)
• M11: 4,165,254 km (0.079 R)
• M12: 4,667,902 km (0.064 R)
• M13: 6,353,870 km (0.089 R)
• M14: 7,115,922 km (0.045 R)
• M15: 8,384,512 km (0.082 R)
• M16: 8,792,914 km (0.097 R)
• M17: 9,186,057 km (0.108 R)
• M18: 10,037,718 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.7

Radius: 12.5

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.33 AU - 4.37 AU

Year: 4878 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,090,941 km

• M1: 156,180 km (0.108 R)
• M2: 742,753 km (0.115 R)
• M3: 1,609,374 km (0.03 R)
• M4: 2,144,934 km (0.098 R)
• M5: 3,220,543 km (0.111 R)
• M6: 4,504,392 km (0.068 R)
• M7: 6,347,587 km (0.044 R)
• M8: 7,017,337 km (0.089 R)
• M9: 7,698,606 km (0.092 R)
• M10: 9,514,125 km (0.054 R)
• M11: 10,828,941 km (0.051 R)
• M12: 14,185,768 km (0.038 R)
• M13: 15,898,663 km (0.105 R)
• M14: 16,597,435 km (0.115 R)
• M15: 18,881,346 km (0.096 R)
• M16: 19,731,361 km (0.088 R)
• M17: 20,538,591 km (0.073 R)
• M18: 23,989,066 km (0.107 R)
• M19: 25,851,410 km (0.118 R)
• M20: 28,228,221 km (0.085 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.1

Radius: 5.2

Gravity: 22.23 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.9 AU - 11.08 AU

Year: 18876 Days

Day: 16.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,090,941 km

• M1: 64,626 km (0.063 R)
• M2: 236,963 km (0.116 R)
• M3: 493,823 km (0.086 R)
• M4: 704,008 km (0.06 R)
• M5: 1,044,792 km (0.05 R)
• M6: 1,225,805 km (0.077 R)
• M7: 1,702,873 km (0.038 R)
• M8: 2,721,036 km (0.1 R)
• M9: 3,171,176 km (0.088 R)
• M10: 3,441,948 km (0.066 R)
• M11: 3,968,084 km (0.057 R)
• M12: 4,413,287 km (0.083 R)
• M13: 6,111,522 km (0.043 R)
• M14: 8,713,328 km (0.103 R)
• M15: 10,848,090 km (0.09 R)
• M16: 15,418,305 km (0.119 R)
• M17: 30,804,595 km (0.04 R)
• M18: 32,283,669 km (0.082 R)
• M19: 34,721,666 km (0.077 R)
• M20: 35,783,811 km (0.083 R)
• M21: 46,976,873 km (0.094 R)
• M22: 52,141,590 km (0.05 R)
• M23: 52,834,378 km (0.043 R)
• M24: 62,019,388 km (0.086 R)
• M25: 63,188,345 km (0.081 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 16,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit