🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.56 AU - 0.7 AU

Year: 187 Days

Day: 47.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.97 AU - 1.53 AU

Year: 524 Days

Day: 40.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 18.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.96 AU - 2.1 AU

Year: 1084 Days

Day: 12.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,375,970 km

• M1: 217,067 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2 AU - 2.18 AU

Year: 1132 Days

Day: 14.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.63 AU - 2.87 AU

Year: 1709 Days

Day: 15.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.6

Radius: 10

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.59 AU - 5.61 AU

Year: 3697 Days

Day: 12.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,375,970 km

• M1: 124,316 km (0.046 R)
• M2: 436,975 km (0.04 R)
• M3: 1,022,202 km (0.069 R)
• M4: 1,473,389 km (0.082 R)
• M5: 1,915,002 km (0.09 R)
• M6: 2,488,261 km (0.102 R)
• M7: 2,848,493 km (0.093 R)
• M8: 4,912,495 km (0.084 R)
• M9: 5,535,121 km (0.117 R)
• M10: 5,960,727 km (0.114 R)
• M11: 6,408,174 km (0.093 R)
• M12: 7,059,673 km (0.043 R)
• M13: 8,494,915 km (0.112 R)
• M14: 10,076,763 km (0.11 R)
• M15: 10,591,380 km (0.056 R)
• M16: 11,889,590 km (0.107 R)
• M17: 12,285,725 km (0.054 R)
• M18: 12,599,881 km (0.117 R)
• M19: 14,648,773 km (0.077 R)
• M20: 15,361,308 km (0.057 R)
• M21: 15,937,260 km (0.087 R)
• M22: 16,473,119 km (0.096 R)
• M23: 16,800,439 km (0.087 R)
• M24: 17,187,898 km (0.082 R)
• M25: 19,699,796 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.1

Radius: 11.1

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.98 AU - 5.12 AU

Year: 4253 Days

Day: 9.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,375,970 km

• M1: 138,677 km (0.08 R)
• M2: 737,966 km (0.072 R)
• M3: 1,357,301 km (0.069 R)
• M4: 1,877,453 km (0.087 R)
• M5: 2,915,513 km (0.088 R)
• M6: 3,487,725 km (0.112 R)
• M7: 4,624,519 km (0.079 R)
• M8: 5,812,326 km (0.09 R)
• M9: 6,397,852 km (0.086 R)
• M10: 7,158,857 km (0.11 R)
• M11: 8,469,783 km (0.098 R)
• M12: 8,980,659 km (0.117 R)
• M13: 9,511,881 km (0.079 R)
• M14: 10,063,898 km (0.115 R)
• M15: 10,863,648 km (0.081 R)
• M16: 11,657,115 km (0.03 R)
• M17: 13,623,579 km (0.062 R)
• M18: 14,107,079 km (0.107 R)
• M19: 14,602,099 km (0.079 R)
• M20: 17,502,801 km (0.088 R)
• M21: 18,267,845 km (0.102 R)
• M22: 18,922,335 km (0.107 R)
• M23: 19,864,652 km (0.067 R)
• M24: 21,050,814 km (0.108 R)
• M25: 21,989,241 km (0.12 R)
• M26: 24,892,338 km (0.081 R)
• M27: 27,442,682 km (0.118 R)
• M28: 28,387,991 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.4

Radius: 10.5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.63 AU - 9.35 AU

Year: 7682 Days

Day: 14.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,375,970 km

• M1: 130,749 km (0.059 R)
• M2: 466,297 km (0.104 R)
• M3: 956,230 km (0.057 R)
• M4: 2,281,368 km (0.056 R)
• M5: 3,277,689 km (0.092 R)
• M6: 4,653,391 km (0.119 R)
• M7: 5,774,478 km (0.12 R)
• M8: 6,140,394 km (0.093 R)
• M9: 7,603,312 km (0.117 R)
• M10: 8,290,864 km (0.114 R)
• M11: 8,800,693 km (0.095 R)
• M12: 11,723,088 km (0.08 R)
• M13: 13,032,219 km (0.072 R)
• M14: 14,255,630 km (0.032 R)
• M15: 14,802,709 km (0.117 R)
• M16: 15,681,447 km (0.104 R)
• M17: 16,528,321 km (0.066 R)
• M18: 17,268,531 km (0.101 R)
• M19: 17,960,421 km (0.081 R)
• M20: 19,996,299 km (0.118 R)
• M21: 23,836,626 km (0.045 R)
• M22: 24,177,409 km (0.12 R)
• M23: 28,618,970 km (0.1 R)
• M24: 30,080,541 km (0.047 R)
• M25: 36,201,338 km (0.073 R)
• M26: 36,765,023 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.4

Radius: 6.4

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 14.67 AU - 24.19 AU

Year: 32095 Days

Day: 15.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,375,970 km

• M1: 104,569 km (0.051 R)
• M2: 561,142 km (0.075 R)
• M3: 763,996 km (0.07 R)
• M4: 1,121,834 km (0.053 R)
• M5: 1,353,562 km (0.03 R)
• M6: 1,986,361 km (0.066 R)
• M7: 3,107,597 km (0.113 R)
• M8: 3,651,385 km (0.093 R)
• M9: 3,903,158 km (0.1 R)
• M10: 4,893,496 km (0.058 R)
• M11: 6,157,598 km (0.118 R)
• M12: 7,716,258 km (0.118 R)
• M13: 8,084,867 km (0.105 R)
• M14: 8,465,295 km (0.116 R)
• M15: 8,857,540 km (0.114 R)
• M16: 9,159,728 km (0.045 R)
• M17: 9,468,648 km (0.099 R)
• M18: 10,945,627 km (0.114 R)
• M19: 11,890,039 km (0.069 R)
• M20: 13,210,539 km (0.106 R)
• M21: 14,280,014 km (0.063 R)
• M22: 15,843,462 km (0.045 R)
• M23: 16,972,626 km (0.092 R)
• M24: 26,212,090 km (0.103 R)
• M25: 27,467,964 km (0.102 R)
• M26: 35,602,648 km (0.07 R)
• M27: 42,732,781 km (0.115 R)
• M28: 48,238,133 km (0.111 R)
• M29: 52,050,934 km (0.086 R)
• M30: 59,375,993 km (0.032 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 12,874 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit