🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.96 AU - 1.08 AU

Year: 394 Days

Day: 19.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.45 AU - 2.37 AU

Year: 1011 Days

Day: 45.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.42 AU - 2.5 AU

Year: 1477 Days

Day: 22.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,997,782 km

• M1: 117,734 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.29 AU - 4.63 AU

Year: 3017 Days

Day: 38.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.7

Radius: 11.7

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.01 AU - 4.95 AU

Year: 3631 Days

Day: 11.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,997,782 km

• M1: 152,440 km (0.046 R)
• M2: 564,283 km (0.112 R)
• M3: 929,452 km (0.113 R)
• M4: 1,374,505 km (0.119 R)
• M5: 2,329,987 km (0.086 R)
• M6: 3,646,149 km (0.087 R)
• M7: 4,555,255 km (0.11 R)
• M8: 5,635,352 km (0.102 R)
• M9: 6,249,750 km (0.086 R)
• M10: 7,270,008 km (0.119 R)
• M11: 7,901,012 km (0.083 R)
• M12: 9,528,337 km (0.117 R)
• M13: 10,130,319 km (0.119 R)
• M14: 12,046,069 km (0.11 R)
• M15: 12,527,326 km (0.097 R)
• M16: 13,342,484 km (0.086 R)
• M17: 16,960,509 km (0.085 R)
• M18: 19,646,988 km (0.109 R)
• M19: 20,499,097 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 13.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.14 AU - 8.54 AU

Year: 6849 Days

Day: 13.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 159.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,997,782 km

• M1: 164,258 km (0.114 R)
• M2: 625,170 km (0.117 R)
• M3: 1,232,537 km (0.117 R)
• M4: 1,708,408 km (0.09 R)
• M5: 3,978,555 km (0.083 R)
• M6: 4,488,983 km (0.069 R)
• M7: 6,376,908 km (0.053 R)
• M8: 7,270,606 km (0.108 R)
• M9: 9,890,214 km (0.08 R)
• M10: 10,374,463 km (0.03 R)
• M11: 11,610,440 km (0.113 R)
• M12: 17,666,162 km (0.042 R)
• M13: 24,366,352 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736

Radius: 5.4

Gravity: 25.24 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 9.9 AU - 14.24 AU

Year: 16056 Days

Day: 15.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,997,782 km

• M1: 67,169 km (0.119 R)
• M2: 255,663 km (0.113 R)
• M3: 1,195,437 km (0.1 R)
• M4: 2,710,265 km (0.092 R)
• M5: 4,117,981 km (0.084 R)
• M6: 5,451,346 km (0.1 R)
• M7: 5,993,190 km (0.089 R)
• M8: 6,318,565 km (0.11 R)
• M9: 6,570,189 km (0.091 R)
• M10: 6,872,377 km (0.117 R)
• M11: 12,004,032 km (0.096 R)
• M12: 12,325,518 km (0.113 R)
• M13: 12,851,654 km (0.096 R)
• M14: 15,481,884 km (0.071 R)
• M15: 17,695,932 km (0.088 R)
• M16: 33,475,815 km (0.088 R)
• M17: 42,099,234 km (0.066 R)
• M18: 44,503,422 km (0.104 R)
• M19: 47,635,253 km (0.118 R)
• M20: 49,583,167 km (0.101 R)
• M21: 60,123,833 km (0.115 R)
• M22: 61,064,205 km (0.1 R)
• M23: 66,112,385 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.2

Radius: 4.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 15.34 AU - 18.78 AU

Year: 26980 Days

Day: 21.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,997,782 km

• M1: 63,579 km (0.064 R)
• M2: 537,356 km (0.069 R)
• M3: 868,416 km (0.114 R)
• M4: 1,102,836 km (0.114 R)
• M5: 3,274,099 km (0.083 R)
• M6: 4,328,764 km (0.093 R)
• M7: 12,923,012 km (0.11 R)
• M8: 13,360,735 km (0.109 R)
• M9: 14,733,296 km (0.088 R)
• M10: 24,228,422 km (0.105 R)
• M11: 31,324,897 km (0.043 R)
• M12: 32,570,748 km (0.097 R)
• M13: 37,254,059 km (0.116 R)
• M14: 42,503,897 km (0.065 R)
• M15: 46,168,147 km (0.114 R)
• M16: 51,893,856 km (0.099 R)
• M17: 52,207,712 km (0.032 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: 211 - 11,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit