🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.48 AU - 0.76 AU

Year: 176 Days

Day: 43.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.6 AU - 0.7 AU

Year: 189 Days

Day: 40.6 Hours

Environment

Temp: 189 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,304,961 km

• M1: 265,237 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.92 AU - 1.14 AU

Year: 376 Days

Day: 43.8 Hours

Environment

Temp: 47 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 101,304,961 km

• M1: 37,848 km (0.082 R)
• M2: 368,160 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.89 AU - 1.19 AU

Year: 382 Days

Day: 18.8 Hours

Environment

Temp: 45 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 101,304,961 km

• M1: 58,942 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.04 AU - 1.58 AU

Year: 540 Days

Day: 35.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.32 AU - 2.1 AU

Year: 805 Days

Day: 15.1 Hours

Environment

Temp: -39 °C

Axial Tilt: 16.9 °

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 7 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.45 AU - 3.79 AU

Year: 1983 Days

Day: 30.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,304,961 km

• M1: 337,792 km (0.073 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.3

Radius: 12.2

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.05 AU - 5.15 AU

Year: 4145 Days

Day: 9.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 101,304,961 km

• M1: 151,692 km (0.066 R)
• M2: 571,464 km (0.07 R)
• M3: 955,482 km (0.081 R)
• M4: 1,749,846 km (0.116 R)
• M5: 2,354,371 km (0.1 R)
• M6: 2,946,031 km (0.075 R)
• M7: 3,829,107 km (0.104 R)
• M8: 4,309,167 km (0.111 R)
• M9: 4,803,588 km (0.112 R)
• M10: 5,702,671 km (0.082 R)
• M11: 6,646,185 km (0.119 R)
• M12: 7,274,346 km (0.043 R)
• M13: 7,655,821 km (0.095 R)
• M14: 8,726,343 km (0.066 R)
• M15: 10,669,619 km (0.112 R)
• M16: 11,672,224 km (0.036 R)
• M17: 13,088,318 km (0.107 R)
• M18: 13,498,515 km (0.048 R)
• M19: 15,169,523 km (0.042 R)
• M20: 15,679,502 km (0.077 R)
• M21: 18,275,923 km (0.089 R)
• M22: 19,843,559 km (0.062 R)
• M23: 23,095,817 km (0.042 R)
• M24: 23,695,555 km (0.102 R)
• M25: 25,398,726 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.5

Radius: 3.4

Gravity: 79.63 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 16.2 AU - 18.94 AU

Year: 26505 Days

Day: 18.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 101,304,961 km

• M1: 42,336 km (0.115 R)
• M2: 196,272 km (0.112 R)
• M3: 390,899 km (0.078 R)
• M4: 505,491 km (0.09 R)
• M5: 747,840 km (0.052 R)
• M6: 1,007,093 km (0.09 R)
• M7: 1,120,488 km (0.114 R)
• M8: 1,822,102 km (0.115 R)
• M9: 3,000,933 km (0.106 R)
• M10: 3,747,875 km (0.115 R)
• M11: 4,022,238 km (0.079 R)
• M12: 4,273,263 km (0.045 R)
• M13: 4,383,966 km (0.105 R)
• M14: 4,727,592 km (0.08 R)
• M15: 8,263,038 km (0.101 R)
• M16: 14,528,496 km (0.115 R)
• M17: 16,889,899 km (0.118 R)
• M18: 19,293,338 km (0.041 R)
• M19: 19,799,877 km (0.106 R)
• M20: 22,689,509 km (0.053 R)
• M21: 27,088,584 km (0.105 R)
• M22: 29,022,735 km (0.09 R)
• M23: 29,420,366 km (0.033 R)
• M24: 49,779,439 km (0.046 R)
• M25: 52,083,396 km (0.11 R)
• M26: 55,264,745 km (0.039 R)
• M27: 56,079,754 km (0.095 R)
• M28: 56,284,852 km (0.087 R)
• M29: 57,317,377 km (0.118 R)
• M30: 57,734,007 km (0.094 R)
• M31: 62,890,945 km (0.092 R)
• M32: 78,381,206 km (0.098 R)
• M33: 86,588,444 km (0.052 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: 362 - 10,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit