🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.59 AU - 0.95 AU

Year: 239 Days

Day: 29.2 Hours

Environment

Temp: 198 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,512,634 km

• M1: 614,099 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.74 AU - 1.02 AU

Year: 291 Days

Day: 26 Hours

Environment

Temp: 131 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.87 AU - 1.35 AU

Year: 413 Days

Day: 22.4 Hours

Environment

Temp: 32 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.39 AU - 2.43 AU

Year: 1321 Days

Day: 17.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,512,634 km

• M1: 507,586 km (0.04 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.31 AU - 3.65 AU

Year: 2292 Days

Day: 28.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.79 AU - 4.25 AU

Year: 2332 Days

Day: 42.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.08 AU - 4.42 AU

Year: 3094 Days

Day: 41.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.7

Radius: 3.4

Gravity: 13.04 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 16.09 AU - 22.77 AU

Year: 30242 Days

Day: 15.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 60,512,634 km

• M1: 47,722 km (0.106 R)
• M2: 200,611 km (0.087 R)
• M3: 356,492 km (0.075 R)
• M4: 421,417 km (0.052 R)
• M5: 619,485 km (0.063 R)
• M6: 718,369 km (0.08 R)
• M7: 822,339 km (0.059 R)
• M8: 1,462,170 km (0.11 R)
• M9: 1,620,893 km (0.059 R)
• M10: 1,675,047 km (0.087 R)
• M11: 2,278,525 km (0.084 R)
• M12: 2,308,894 km (0.114 R)
• M13: 2,462,381 km (0.108 R)
• M14: 3,108,644 km (0.107 R)
• M15: 3,415,768 km (0.07 R)
• M16: 3,661,258 km (0.086 R)
• M17: 3,840,028 km (0.044 R)
• M18: 4,469,236 km (0.073 R)
• M19: 4,698,720 km (0.072 R)
• M20: 4,776,211 km (0.083 R)
• M21: 5,450,898 km (0.083 R)
• M22: 5,573,119 km (0.118 R)
• M23: 5,613,959 km (0.098 R)
• M24: 6,539,222 km (0.033 R)
• M25: 7,019,282 km (0.096 R)
• M26: 7,465,383 km (0.092 R)
• M27: 7,555,740 km (0.112 R)
• M28: 8,291,462 km (0.11 R)
• M29: 8,385,110 km (0.094 R)
• M30: 8,573,155 km (0.108 R)
• M31: 8,810,417 km (0.109 R)
• M32: 8,858,139 km (0.084 R)
• M33: 8,905,860 km (0.105 R)
• M34: 8,953,732 km (0.108 R)
• M35: 9,978,627 km (0.115 R)
• M36: 10,328,387 km (0.096 R)
• M37: 11,349,691 km (0.092 R)
• M38: 11,557,782 km (0.095 R)
• M39: 12,670,940 km (0.071 R)
• M40: 13,651,853 km (0.096 R)
• M41: 13,873,108 km (0.118 R)
• M42: 14,039,910 km (0.051 R)
• M43: 16,384,408 km (0.113 R)
• M44: 19,526,711 km (0.116 R)
• M45: 19,901,005 km (0.088 R)
• M46: 21,101,827 km (0.079 R)
• M47: 22,717,334 km (0.101 R)
• M48: 23,374,518 km (0.091 R)
• M49: 24,104,705 km (0.096 R)
• M50: 24,372,036 km (0.088 R)
• M51: 25,587,220 km (0.117 R)
• M52: 26,065,185 km (0.095 R)
• M53: 26,133,701 km (0.075 R)
• M54: 26,960,379 km (0.067 R)
• M55: 28,076,080 km (0.114 R)
• M56: 28,216,702 km (0.106 R)
• M57: 28,498,394 km (0.117 R)
• M58: 29,064,622 km (0.073 R)
• M59: 29,706,098 km (0.06 R)
• M60: 29,992,727 km (0.119 R)
• M61: 31,003,112 km (0.102 R)
• M62: 33,353,892 km (0.1 R)
• M63: 33,502,742 km (0.038 R)
• M64: 33,726,391 km (0.039 R)
• M65: 33,801,040 km (0.052 R)
• M66: 33,875,839 km (0.111 R)
• M67: 34,475,428 km (0.095 R)
• M68: 35,078,756 km (0.06 R)
• M69: 35,154,303 km (0.102 R)
• M70: 36,601,961 km (0.112 R)
• M71: 37,371,493 km (0.095 R)
• M72: 37,835,845 km (0.099 R)
• M73: 38,692,143 km (0.113 R)
• M74: 38,770,383 km (0.042 R)
• M75: 39,318,958 km (0.069 R)
• M76: 41,698,910 km (0.095 R)
• M77: 41,939,464 km (0.111 R)
• M78: 42,180,466 km (0.06 R)
• M79: 42,260,950 km (0.116 R)
• M80: 42,583,183 km (0.115 R)
• M81: 42,825,532 km (0.067 R)
• M82: 42,987,247 km (0.11 R)
• M83: 43,473,740 km (0.088 R)
• M84: 44,370,280 km (0.064 R)
• M85: 48,774,890 km (0.105 R)
• M86: 49,621,315 km (0.084 R)
• M87: 51,243,105 km (0.037 R)
• M88: 51,758,918 km (0.116 R)
• M89: 54,188,238 km (0.118 R)
• M90: 55,416,736 km (0.092 R)
• M91: 55,504,849 km (0.112 R)
• M92: 57,633,477 km (0.075 R)
• M93: 57,811,948 km (0.055 R)
• M94: 58,438,463 km (0.1 R)
• M95: 58,977,165 km (0.046 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 13,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit