🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.46 AU - 0.56 AU

Year: 232 Days

Day: 22.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,992,304 km

• M1: 356,492 km (0.107 R)

Asteroid Belt

Center: 2.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.1

Radius: 13

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.17 AU - 6.17 AU

Year: 7474 Days

Day: 13.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,992,304 km

• M1: 161,715 km (0.057 R)
• M2: 588,518 km (0.111 R)
• M3: 1,971,700 km (0.107 R)
• M4: 2,651,024 km (0.101 R)
• M5: 3,435,515 km (0.09 R)
• M6: 3,895,678 km (0.117 R)
• M7: 4,342,228 km (0.077 R)
• M8: 4,852,357 km (0.113 R)
• M9: 5,339,298 km (0.105 R)
• M10: 6,096,712 km (0.098 R)
• M11: 7,385,647 km (0.106 R)
• M12: 8,498,356 km (0.118 R)
• M13: 9,117,841 km (0.083 R)
• M14: 10,397,650 km (0.097 R)
• M15: 13,311,967 km (0.056 R)
• M16: 14,332,374 km (0.089 R)
• M17: 17,707,302 km (0.116 R)
• M18: 20,543,378 km (0.087 R)
• M19: 25,165,952 km (0.088 R)
• M20: 32,526,915 km (0.115 R)
• M21: 38,877,345 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.9

Radius: 11.8

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.33 AU - 5.95 AU

Year: 8516 Days

Day: 6.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,992,304 km

• M1: 157,377 km (0.053 R)
• M2: 673,639 km (0.106 R)
• M3: 1,741,170 km (0.12 R)
• M4: 2,315,775 km (0.085 R)
• M5: 6,930,421 km (0.039 R)
• M6: 10,425,476 km (0.1 R)
• M7: 11,319,472 km (0.095 R)
• M8: 13,200,217 km (0.105 R)
• M9: 13,871,014 km (0.064 R)
• M10: 19,924,192 km (0.103 R)
• M11: 23,260,375 km (0.115 R)
• M12: 24,876,480 km (0.059 R)
• M13: 25,338,439 km (0.117 R)
• M14: 26,470,446 km (0.096 R)
• M15: 30,910,959 km (0.083 R)
• M16: 31,337,762 km (0.089 R)
• M17: 34,550,526 km (0.118 R)
• M18: 37,976,616 km (0.072 R)
• M19: 42,405,611 km (0.09 R)
• M20: 44,404,837 km (0.117 R)
• M21: 45,221,940 km (0.052 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.8

Radius: 5.6

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.71 AU - 7.95 AU

Year: 11349 Days

Day: 21 Hours

Environment

Temp: -213 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,992,304 km

• M1: 69,862 km (0.093 R)
• M2: 614,698 km (0.111 R)
• M3: 1,190,649 km (0.1 R)
• M4: 2,416,155 km (0.114 R)
• M5: 2,760,978 km (0.118 R)
• M6: 5,127,467 km (0.1 R)
• M7: 6,368,082 km (0.108 R)
• M8: 7,488,421 km (0.073 R)
• M9: 11,766,471 km (0.115 R)
• M10: 14,258,173 km (0.056 R)
• M11: 21,326,822 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 11,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit