🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.54 AU - 0.72 AU

Year: 184 Days

Day: 38.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 48 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,856,339 km

• M1: 179,368 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.05 AU - 1.41 AU

Year: 503 Days

Day: 39.8 Hours

Environment

Temp: 11 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.42 AU - 1.68 AU

Year: 712 Days

Day: 40.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,856,339 km

• M1: 62,382 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.8 AU - 2.12 AU

Year: 1012 Days

Day: 24.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.24 AU - 4.34 AU

Year: 3278 Days

Day: 40.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.6

Radius: 13.4

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.94 AU - 5.44 AU

Year: 4362 Days

Day: 13.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 41,856,339 km

• M1: 201,359 km (0.119 R)
• M2: 311,912 km (0.112 R)
• M3: 428,448 km (0.117 R)
• M4: 559,945 km (0.068 R)
• M5: 695,181 km (0.064 R)
• M6: 914,342 km (0.115 R)
• M7: 1,149,510 km (0.085 R)
• M8: 1,279,062 km (0.111 R)
• M9: 1,735,036 km (0.057 R)
• M10: 1,895,106 km (0.113 R)
• M11: 2,129,825 km (0.08 R)
• M12: 2,301,862 km (0.09 R)
• M13: 2,574,280 km (0.105 R)
• M14: 3,116,423 km (0.065 R)
• M15: 3,406,792 km (0.1 R)
• M16: 3,561,327 km (0.058 R)
• M17: 3,681,753 km (0.109 R)
• M18: 4,241,100 km (0.11 R)
• M19: 5,096,201 km (0.079 R)
• M20: 5,232,485 km (0.101 R)
• M21: 6,032,684 km (0.03 R)
• M22: 6,631,823 km (0.112 R)
• M23: 6,795,932 km (0.084 R)
• M24: 7,021,825 km (0.08 R)
• M25: 7,143,298 km (0.101 R)
• M26: 7,373,081 km (0.118 R)
• M27: 7,465,682 km (0.073 R)
• M28: 8,092,796 km (0.088 R)
• M29: 8,348,459 km (0.109 R)
• M30: 8,509,725 km (0.079 R)
• M31: 8,999,359 km (0.109 R)
• M32: 9,114,998 km (0.116 R)
• M33: 9,632,906 km (0.057 R)
• M34: 10,057,614 km (0.054 R)
• M35: 10,697,594 km (0.053 R)
• M36: 11,314,985 km (0.093 R)
• M37: 11,853,537 km (0.067 R)
• M38: 11,980,396 km (0.101 R)
• M39: 12,162,456 km (0.084 R)
• M40: 12,272,112 km (0.111 R)
• M41: 12,418,867 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.5

Radius: 6.1

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.51 AU - 17.43 AU

Year: 22450 Days

Day: 21.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 41,856,339 km

• M1: 768,185 km (0.085 R)
• M2: 1,260,811 km (0.068 R)
• M3: 1,416,991 km (0.027 R)
• M4: 1,620,893 km (0.118 R)
• M5: 1,834,369 km (0.075 R)
• M6: 2,148,225 km (0.054 R)
• M7: 2,503,072 km (0.066 R)
• M8: 2,625,443 km (0.12 R)
• M9: 3,427,437 km (0.096 R)
• M10: 3,812,801 km (0.053 R)
• M11: 3,897,174 km (0.117 R)
• M12: 4,357,786 km (0.049 R)
• M13: 6,101,050 km (0.053 R)
• M14: 7,322,068 km (0.07 R)
• M15: 8,468,735 km (0.085 R)
• M16: 8,542,338 km (0.106 R)
• M17: 8,801,292 km (0.101 R)
• M18: 9,364,976 km (0.072 R)
• M19: 9,747,199 km (0.079 R)
• M20: 11,124,696 km (0.036 R)
• M21: 11,856,678 km (0.071 R)
• M22: 12,478,407 km (0.11 R)
• M23: 13,840,047 km (0.085 R)
• M24: 14,013,581 km (0.063 R)
• M25: 15,248,062 km (0.11 R)
• M26: 15,292,792 km (0.035 R)
• M27: 15,878,318 km (0.084 R)
• M28: 16,105,557 km (0.106 R)
• M29: 16,379,471 km (0.114 R)
• M30: 18,150,410 km (0.11 R)
• M31: 18,387,972 km (0.118 R)
• M32: 18,530,987 km (0.119 R)
• M33: 19,445,180 km (0.106 R)
• M34: 19,688,127 km (0.106 R)
• M35: 20,374,033 km (0.092 R)
• M36: 22,071,969 km (0.101 R)
• M37: 22,122,533 km (0.106 R)
• M38: 23,297,475 km (0.043 R)
• M39: 23,503,920 km (0.118 R)
• M40: 23,710,963 km (0.114 R)
• M41: 24,283,325 km (0.097 R)
• M42: 24,649,989 km (0.111 R)
• M43: 24,912,982 km (0.035 R)
• M44: 26,672,104 km (0.062 R)
• M45: 27,321,658 km (0.089 R)
• M46: 27,921,695 km (0.051 R)
• M47: 28,086,103 km (0.114 R)
• M48: 30,308,529 km (0.108 R)
• M49: 30,533,823 km (0.076 R)
• M50: 30,590,221 km (0.049 R)
• M51: 35,214,890 km (0.084 R)
• M52: 35,570,484 km (0.066 R)
• M53: 36,644,148 km (0.113 R)
• M54: 36,824,114 km (0.069 R)
• M55: 37,305,520 km (0.117 R)
• M56: 37,486,683 km (0.118 R)
• M57: 38,640,232 km (0.099 R)
• M58: 40,795,489 km (0.039 R)
• M59: 40,919,805 km (0.081 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 14,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit