🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.49 AU - 0.55 AU

Year: 136 Days

Day: 31.1 Hours

Environment

Temp: 266 °C

Axial Tilt: 89.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,140,260 km

• M1: 100,679 km (0.062 R)
• M2: 118,182 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.48 AU - 0.64 AU

Year: 152 Days

Day: 38.7 Hours

Environment

Temp: 196 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.64 AU - 0.78 AU

Year: 216 Days

Day: 38.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,140,260 km

• M1: 203,304 km (0.073 R)
• M2: 252,820 km (0.061 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.84 AU - 1.34 AU

Year: 412 Days

Day: 46 Hours

Environment

Temp: 32 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.35 AU - 1.75 AU

Year: 698 Days

Day: 34.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.58 AU - 2.22 AU

Year: 947 Days

Day: 41.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,140,260 km

• M1: 73,004 km (0.116 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.43 AU - 5.67 AU

Year: 3510 Days

Day: 38 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,140,260 km

• M1: 1,464,264 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746

Radius: 6.6

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.76 AU - 13.88 AU

Year: 16601 Days

Day: 23.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 69,140,260 km

• M1: 84,224 km (0.106 R)
• M2: 141,071 km (0.099 R)
• M3: 785,688 km (0.105 R)
• M4: 877,392 km (0.095 R)
• M5: 948,600 km (0.093 R)
• M6: 1,122,433 km (0.117 R)
• M7: 1,500,467 km (0.116 R)
• M8: 1,763,310 km (0.107 R)
• M9: 1,915,601 km (0.069 R)
• M10: 2,040,665 km (0.064 R)
• M11: 2,136,108 km (0.074 R)
• M12: 2,265,959 km (0.045 R)
• M13: 2,431,713 km (0.119 R)
• M14: 3,170,727 km (0.059 R)
• M15: 3,318,978 km (0.09 R)
• M16: 3,393,927 km (0.109 R)
• M17: 3,622,363 km (0.115 R)
• M18: 3,777,346 km (0.09 R)
• M19: 4,460,410 km (0.118 R)
• M20: 4,965,303 km (0.053 R)
• M21: 5,666,468 km (0.113 R)
• M22: 5,801,405 km (0.038 R)
• M23: 8,870,256 km (0.12 R)
• M24: 9,609,718 km (0.1 R)
• M25: 9,878,546 km (0.109 R)
• M26: 9,932,551 km (0.046 R)
• M27: 9,986,705 km (0.026 R)
• M28: 10,095,463 km (0.114 R)
• M29: 10,533,934 km (0.063 R)
• M30: 10,755,489 km (0.062 R)
• M31: 11,600,118 km (0.043 R)
• M32: 11,657,264 km (0.106 R)
• M33: 13,292,668 km (0.118 R)
• M34: 14,198,035 km (0.1 R)
• M35: 15,687,581 km (0.117 R)
• M36: 16,386,652 km (0.04 R)
• M37: 17,160,970 km (0.093 R)
• M38: 17,291,120 km (0.08 R)
• M39: 17,356,345 km (0.087 R)
• M40: 18,211,746 km (0.112 R)
• M41: 18,678,042 km (0.097 R)
• M42: 19,013,590 km (0.077 R)
• M43: 19,350,933 km (0.067 R)
• M44: 19,895,021 km (0.117 R)
• M45: 20,306,415 km (0.114 R)
• M46: 20,375,230 km (0.11 R)
• M47: 21,346,868 km (0.096 R)
• M48: 21,627,364 km (0.102 R)
• M49: 22,904,182 km (0.107 R)
• M50: 23,047,646 km (0.114 R)
• M51: 23,407,429 km (0.116 R)
• M52: 24,497,848 km (0.069 R)
• M53: 28,403,998 km (0.094 R)
• M54: 31,139,994 km (0.097 R)
• M55: 32,418,457 km (0.056 R)
• M56: 34,368,016 km (0.12 R)
• M57: 35,274,280 km (0.116 R)
• M58: 35,688,816 km (0.048 R)
• M59: 36,606,300 km (0.028 R)
• M60: 37,362,966 km (0.12 R)
• M61: 41,135,076 km (0.092 R)
• M62: 42,977,673 km (0.059 R)
• M63: 43,331,622 km (0.114 R)
• M64: 44,042,660 km (0.071 R)
• M65: 45,746,430 km (0.097 R)
• M66: 46,289,022 km (0.107 R)
• M67: 48,204,623 km (0.101 R)
• M68: 49,867,104 km (0.099 R)
• M69: 49,960,004 km (0.084 R)
• M70: 50,518,752 km (0.114 R)
• M71: 50,892,298 km (0.104 R)
• M72: 50,985,946 km (0.105 R)
• M73: 51,173,093 km (0.084 R)
• M74: 51,266,891 km (0.069 R)
• M75: 51,924,523 km (0.096 R)
• M76: 53,153,171 km (0.078 R)
• M77: 53,818,732 km (0.09 R)
• M78: 56,218,132 km (0.081 R)
• M79: 56,411,711 km (0.077 R)
• M80: 56,799,320 km (0.109 R)
• M81: 58,946,797 km (0.096 R)
• M82: 61,319,569 km (0.074 R)
• M83: 61,518,684 km (0.099 R)
• M84: 62,317,536 km (0.084 R)
• M85: 62,818,390 km (0.049 R)
• M86: 63,824,436 km (0.079 R)
• M87: 64,329,328 km (0.038 R)
• M88: 64,632,862 km (0.086 R)
• M89: 67,181,412 km (0.096 R)
• M90: 69,036,725 km (0.107 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 14,491 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit