🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.49 AU - 0.53 AU

Year: 139 Days

Day: 28.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,508,603 km

• M1: 100,380 km (0.062 R)
• M2: 133,142 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.99 AU - 1.13 AU

Year: 418 Days

Day: 30.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.78 AU - 3.02 AU

Year: 1891 Days

Day: 30.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,508,603 km

• M1: 622,776 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.93 AU - 3.19 AU

Year: 2050 Days

Day: 15.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.67 AU - 4.17 AU

Year: 2972 Days

Day: 29.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.7

Radius: 8.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.3 AU - 4.92 AU

Year: 3190 Days

Day: 7.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,508,603 km

• M1: 104,719 km (0.104 R)
• M2: 466,446 km (0.082 R)
• M3: 890,556 km (0.036 R)
• M4: 1,427,164 km (0.042 R)
• M5: 2,619,010 km (0.094 R)
• M6: 3,257,194 km (0.087 R)
• M7: 3,603,813 km (0.091 R)
• M8: 6,393,813 km (0.103 R)
• M9: 6,763,619 km (0.117 R)
• M10: 8,556,849 km (0.114 R)
• M11: 9,915,347 km (0.079 R)
• M12: 10,804,407 km (0.09 R)
• M13: 12,784,933 km (0.11 R)
• M14: 14,457,138 km (0.108 R)
• M15: 15,752,057 km (0.108 R)
• M16: 18,399,940 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.5

Radius: 5

Gravity: 20.26 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.15 AU - 12.35 AU

Year: 16416 Days

Day: 16.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,508,603 km

• M1: 62,233 km (0.056 R)
• M2: 223,948 km (0.096 R)
• M3: 413,638 km (0.059 R)
• M4: 669,450 km (0.101 R)
• M5: 874,549 km (0.095 R)
• M6: 1,531,733 km (0.085 R)
• M7: 2,092,725 km (0.108 R)
• M8: 2,493,647 km (0.111 R)
• M9: 3,889,694 km (0.065 R)
• M10: 4,276,106 km (0.054 R)
• M11: 6,684,482 km (0.103 R)
• M12: 7,370,388 km (0.093 R)
• M13: 8,437,170 km (0.117 R)
• M14: 9,550,328 km (0.093 R)
• M15: 10,872,474 km (0.056 R)
• M16: 11,398,161 km (0.106 R)
• M17: 12,818,892 km (0.117 R)
• M18: 13,273,669 km (0.067 R)
• M19: 13,941,774 km (0.096 R)
• M20: 14,985,817 km (0.076 R)
• M21: 28,218,946 km (0.105 R)
• M22: 36,936,163 km (0.099 R)
• M23: 38,522,050 km (0.096 R)
• M24: 46,677,228 km (0.113 R)
• M25: 48,529,250 km (0.12 R)
• M26: 50,590,260 km (0.118 R)
• M27: 52,874,320 km (0.104 R)
• M28: 57,998,197 km (0.113 R)

Asteroid Belt

Center: 12.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.1

Radius: 6.6

Gravity: 22.5 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.56 AU - 13.66 AU

Year: 19225 Days

Day: 15.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,508,603 km

• M1: 83,924 km (0.061 R)
• M2: 392,694 km (0.114 R)
• M3: 672,592 km (0.083 R)
• M4: 1,070,822 km (0.111 R)
• M5: 1,913,506 km (0.086 R)
• M6: 2,790,299 km (0.049 R)
• M7: 3,190,474 km (0.045 R)
• M8: 3,419,209 km (0.071 R)
• M9: 3,689,682 km (0.056 R)
• M10: 3,942,053 km (0.113 R)
• M11: 4,552,263 km (0.106 R)
• M12: 5,341,691 km (0.083 R)
• M13: 7,044,265 km (0.111 R)
• M14: 8,854,698 km (0.118 R)
• M15: 9,136,540 km (0.09 R)
• M16: 9,540,903 km (0.082 R)
• M17: 10,262,115 km (0.105 R)
• M18: 11,677,610 km (0.085 R)
• M19: 16,359,574 km (0.09 R)
• M20: 16,956,021 km (0.103 R)
• M21: 18,012,332 km (0.114 R)
• M22: 19,677,655 km (0.119 R)
• M23: 20,352,342 km (0.103 R)
• M24: 22,887,577 km (0.081 R)
• M25: 24,176,063 km (0.073 R)
• M26: 29,564,429 km (0.114 R)
• M27: 30,833,318 km (0.034 R)
• M28: 31,611,676 km (0.081 R)
• M29: 44,912,871 km (0.069 R)
• M30: 45,745,084 km (0.077 R)
• M31: 51,316,408 km (0.104 R)
• M32: 54,076,937 km (0.087 R)
• M33: 61,510,156 km (0.117 R)
• M34: 63,991,836 km (0.038 R)
• M35: 65,045,304 km (0.097 R)
• M36: 65,896,366 km (0.105 R)
• M37: 70,263,128 km (0.086 R)
• M38: 75,753,220 km (0.093 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 12,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit