🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.17 AU - 1.37 AU

Year: 531 Days

Day: 44.5 Hours

Environment

Temp: -19 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,766,706 km

• M1: 38,297 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.98 AU - 1.62 AU

Year: 550 Days

Day: 44.1 Hours

Environment

Temp: -21 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 102,766,706 km

• M1: 469,737 km (0.067 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795

Radius: 7.1

Gravity: 15.77 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 15.26 AU - 16.34 AU

Year: 23291 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 102,766,706 km

• M1: 88,263 km (0.089 R)
• M2: 369,208 km (0.102 R)
• M3: 621,280 km (0.117 R)
• M4: 850,015 km (0.11 R)
• M5: 1,150,108 km (0.104 R)
• M6: 2,050,239 km (0.109 R)
• M7: 2,773,694 km (0.075 R)
• M8: 3,151,728 km (0.107 R)
• M9: 3,442,397 km (0.049 R)
• M10: 5,918,690 km (0.119 R)
• M11: 6,875,967 km (0.116 R)
• M12: 7,216,900 km (0.103 R)
• M13: 7,985,534 km (0.096 R)
• M14: 8,807,575 km (0.094 R)
• M15: 12,810,066 km (0.059 R)
• M16: 13,780,507 km (0.074 R)
• M17: 14,166,619 km (0.118 R)
• M18: 21,675,235 km (0.044 R)
• M19: 23,050,489 km (0.046 R)
• M20: 27,281,715 km (0.056 R)
• M21: 41,887,105 km (0.039 R)
• M22: 46,558,298 km (0.095 R)
• M23: 46,904,617 km (0.042 R)
• M24: 56,132,562 km (0.102 R)
• M25: 58,715,818 km (0.095 R)
• M26: 62,632,290 km (0.116 R)
• M27: 67,823,635 km (0.106 R)
• M28: 72,595,209 km (0.11 R)
• M29: 77,343,146 km (0.099 R)
• M30: 81,538,170 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.3

Radius: 6.5

Gravity: 23.6 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 13.22 AU - 20.8 AU

Year: 26017 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 102,766,706 km

• M1: 80,783 km (0.118 R)
• M2: 381,175 km (0.102 R)
• M3: 679,773 km (0.114 R)
• M4: 914,641 km (0.1 R)
• M5: 1,297,911 km (0.106 R)
• M6: 2,193,105 km (0.108 R)
• M7: 2,798,228 km (0.061 R)
• M8: 4,297,498 km (0.065 R)
• M9: 5,626,974 km (0.115 R)
• M10: 8,359,529 km (0.084 R)
• M11: 8,887,759 km (0.054 R)
• M12: 9,563,343 km (0.086 R)
• M13: 10,674,107 km (0.099 R)
• M14: 10,947,423 km (0.037 R)
• M15: 12,686,947 km (0.105 R)
• M16: 15,110,283 km (0.084 R)
• M17: 16,521,140 km (0.026 R)
• M18: 17,165,159 km (0.058 R)
• M19: 18,898,101 km (0.05 R)
• M20: 21,602,232 km (0.119 R)
• M21: 28,151,028 km (0.087 R)
• M22: 31,943,035 km (0.1 R)
• M23: 33,086,112 km (0.11 R)
• M24: 36,833,240 km (0.102 R)
• M25: 42,711,987 km (0.033 R)
• M26: 46,233,521 km (0.107 R)
• M27: 51,481,863 km (0.12 R)
• M28: 56,698,491 km (0.104 R)
• M29: 57,113,774 km (0.111 R)
• M30: 62,036,442 km (0.086 R)
• M31: 63,142,868 km (0.05 R)
• M32: 67,466,845 km (0.068 R)
• M33: 67,933,291 km (0.077 R)
• M34: 71,016,952 km (0.026 R)
• M35: 74,689,579 km (0.118 R)
• M36: 78,229,813 km (0.073 R)
• M37: 85,370,119 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 13,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit