🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.79 AU - 1.17 AU

Year: 349 Days

Day: 41.3 Hours

Environment

Temp: 105 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,340,963 km

• M1: 191,934 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.92 AU - 1.18 AU

Year: 387 Days

Day: 14.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.75 AU - 2.87 AU

Year: 1264 Days

Day: 27.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.95 AU - 4.21 AU

Year: 2966 Days

Day: 31.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.65 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.9

Radius: 3.8

Gravity: 59.27 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 12.51 AU - 13.91 AU

Year: 17279 Days

Day: 24.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 74,340,963 km

• M1: 211,980 km (0.075 R)
• M2: 323,431 km (0.052 R)
• M3: 597,643 km (0.051 R)
• M4: 756,516 km (0.098 R)
• M5: 1,482,515 km (0.118 R)
• M6: 2,188,318 km (0.091 R)
• M7: 2,291,690 km (0.108 R)
• M8: 2,538,975 km (0.059 R)
• M9: 2,757,687 km (0.08 R)
• M10: 2,794,787 km (0.099 R)
• M11: 2,982,533 km (0.087 R)
• M12: 3,529,612 km (0.08 R)
• M13: 3,569,854 km (0.119 R)
• M14: 3,610,245 km (0.082 R)
• M15: 3,773,457 km (0.052 R)
• M16: 4,234,517 km (0.041 R)
• M17: 4,537,154 km (0.112 R)
• M18: 4,624,818 km (0.086 R)
• M19: 5,071,966 km (0.111 R)
• M20: 5,673,649 km (0.107 R)
• M21: 6,395,459 km (0.112 R)
• M22: 6,792,192 km (0.064 R)
• M23: 8,135,431 km (0.099 R)
• M24: 8,564,927 km (0.106 R)
• M25: 9,726,704 km (0.079 R)
• M26: 10,412,461 km (0.059 R)
• M27: 10,819,666 km (0.099 R)
• M28: 11,291,498 km (0.117 R)
• M29: 11,709,773 km (0.088 R)
• M30: 11,769,912 km (0.066 R)
• M31: 13,057,052 km (0.093 R)
• M32: 14,067,137 km (0.07 R)
• M33: 14,195,192 km (0.115 R)
• M34: 14,388,024 km (0.087 R)
• M35: 14,841,156 km (0.036 R)
• M36: 14,971,605 km (0.054 R)
• M37: 15,562,816 km (0.057 R)
• M38: 17,176,379 km (0.117 R)
• M39: 17,519,107 km (0.068 R)
• M40: 17,933,494 km (0.088 R)
• M41: 18,351,021 km (0.086 R)
• M42: 18,490,895 km (0.088 R)
• M43: 18,631,218 km (0.117 R)
• M44: 20,922,758 km (0.103 R)
• M45: 22,474,238 km (0.07 R)
• M46: 23,377,210 km (0.096 R)
• M47: 24,062,369 km (0.057 R)
• M48: 25,140,969 km (0.078 R)
• M49: 25,218,611 km (0.079 R)
• M50: 25,451,983 km (0.03 R)
• M51: 25,920,973 km (0.05 R)
• M52: 25,999,512 km (0.112 R)
• M53: 26,946,915 km (0.117 R)
• M54: 27,664,985 km (0.061 R)
• M55: 29,282,886 km (0.047 R)
• M56: 29,856,444 km (0.084 R)
• M57: 30,103,430 km (0.106 R)
• M58: 30,931,305 km (0.105 R)
• M59: 32,440,448 km (0.102 R)
• M60: 33,630,649 km (0.119 R)
• M61: 34,231,134 km (0.042 R)
• M62: 34,403,322 km (0.09 R)
• M63: 35,008,295 km (0.12 R)
• M64: 35,704,075 km (0.08 R)
• M65: 36,316,529 km (0.106 R)
• M66: 37,729,630 km (0.101 R)
• M67: 38,890,809 km (0.093 R)
• M68: 40,517,985 km (0.101 R)
• M69: 40,700,195 km (0.076 R)
• M70: 40,882,555 km (0.11 R)
• M71: 42,444,207 km (0.115 R)
• M72: 42,721,861 km (0.115 R)
• M73: 42,907,212 km (0.103 R)
• M74: 43,371,863 km (0.096 R)
• M75: 44,493,997 km (0.026 R)
• M76: 45,720,251 km (0.083 R)
• M77: 46,385,213 km (0.115 R)
• M78: 47,436,438 km (0.112 R)
• M79: 48,398,950 km (0.063 R)
• M80: 48,495,591 km (0.03 R)
• M81: 49,270,807 km (0.054 R)
• M82: 49,659,911 km (0.086 R)
• M83: 51,226,500 km (0.118 R)
• M84: 52,709,912 km (0.093 R)
• M85: 54,408,147 km (0.052 R)
• M86: 56,937,847 km (0.028 R)
• M87: 57,039,873 km (0.063 R)
• M88: 57,652,925 km (0.069 R)
• M89: 58,165,597 km (0.064 R)
• M90: 63,374,595 km (0.111 R)
• M91: 64,540,411 km (0.114 R)
• M92: 64,966,167 km (0.115 R)
• M93: 65,713,408 km (0.116 R)
• M94: 65,820,370 km (0.057 R)
• M95: 66,785,725 km (0.071 R)
• M96: 68,188,505 km (0.108 R)
• M97: 70,584,315 km (0.066 R)
• M98: 71,462,454 km (0.116 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 11,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit