🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.3

Radius: 8.8

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.55 AU - 0.65 AU

Year: 315 Days

Day: 5.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,678,734 km

• M1: 109,655 km (0.107 R)
• M2: 385,364 km (0.12 R)
• M3: 682,615 km (0.113 R)
• M4: 972,386 km (0.111 R)
• M5: 1,346,231 km (0.074 R)
• M6: 2,054,876 km (0.077 R)
• M7: 3,716,759 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.1

Radius: 8.6

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.31 AU - 4.55 AU

Year: 6324 Days

Day: 9 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,678,734 km

• M1: 109,206 km (0.116 R)
• M2: 388,954 km (0.102 R)
• M3: 1,044,492 km (0.092 R)
• M4: 1,340,247 km (0.119 R)
• M5: 2,000,423 km (0.092 R)
• M6: 4,396,233 km (0.119 R)
• M7: 4,900,826 km (0.078 R)
• M8: 5,443,567 km (0.099 R)
• M9: 6,923,838 km (0.066 R)
• M10: 7,423,346 km (0.068 R)
• M11: 7,908,491 km (0.06 R)
• M12: 9,405,517 km (0.111 R)
• M13: 11,916,667 km (0.031 R)
• M14: 12,271,962 km (0.073 R)
• M15: 14,043,051 km (0.088 R)
• M16: 19,728,518 km (0.102 R)
• M17: 20,586,612 km (0.12 R)
• M18: 20,951,481 km (0.118 R)
• M19: 21,920,277 km (0.117 R)
• M20: 25,088,461 km (0.11 R)
• M21: 25,756,864 km (0.098 R)
• M22: 28,189,924 km (0.098 R)
• M23: 29,646,857 km (0.091 R)
• M24: 31,153,457 km (0.075 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 46.6

Radius: 7.6

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.65 AU - 7.89 AU

Year: 11947 Days

Day: 24.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,678,734 km

• M1: 100,530 km (0.057 R)
• M2: 458,218 km (0.107 R)
• M3: 1,456,784 km (0.117 R)
• M4: 1,814,473 km (0.119 R)
• M5: 2,953,511 km (0.099 R)
• M6: 8,248,527 km (0.116 R)
• M7: 9,165,413 km (0.079 R)
• M8: 11,117,067 km (0.098 R)
• M9: 15,352,033 km (0.1 R)
• M10: 20,240,143 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.3

Radius: 4.8

Gravity: 18.85 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.88 AU - 8.92 AU

Year: 13653 Days

Day: 21.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,678,734 km

• M1: 59,690 km (0.089 R)
• M2: 223,798 km (0.098 R)
• M3: 385,364 km (0.117 R)
• M4: 598,691 km (0.098 R)
• M5: 2,230,055 km (0.112 R)
• M6: 2,881,405 km (0.054 R)
• M7: 3,155,767 km (0.093 R)
• M8: 3,372,684 km (0.097 R)
• M9: 3,918,118 km (0.084 R)
• M10: 5,942,327 km (0.034 R)
• M11: 6,311,385 km (0.065 R)
• M12: 6,973,804 km (0.115 R)
• M13: 7,384,450 km (0.079 R)
• M14: 8,435,525 km (0.071 R)
• M15: 9,987,303 km (0.073 R)
• M16: 10,830,287 km (0.048 R)
• M17: 11,324,708 km (0.073 R)
• M18: 17,347,668 km (0.052 R)
• M19: 22,544,399 km (0.048 R)
• M20: 22,810,683 km (0.117 R)
• M21: 25,302,236 km (0.113 R)
• M22: 25,493,721 km (0.076 R)
• M23: 33,738,509 km (0.104 R)
• M24: 37,207,534 km (0.057 R)
• M25: 42,913,346 km (0.113 R)
• M26: 44,286,654 km (0.065 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 20,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit