🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.83 AU - 1.11 AU

Year: 349 Days

Day: 31.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 43 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.29 AU - 1.31 AU

Year: 541 Days

Day: 41.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.43 AU - 1.93 AU

Year: 795 Days

Day: 39.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.45 AU - 2.03 AU

Year: 838 Days

Day: 33.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.6

Radius: 10.8

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.56 AU - 6.2 AU

Year: 4558 Days

Day: 9.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 97,237,358 km

• M1: 134,339 km (0.056 R)
• M2: 496,366 km (0.089 R)
• M3: 1,327,681 km (0.079 R)
• M4: 2,173,358 km (0.12 R)
• M5: 2,845,501 km (0.101 R)
• M6: 4,010,121 km (0.111 R)
• M7: 4,468,189 km (0.085 R)
• M8: 4,819,295 km (0.108 R)
• M9: 6,710,512 km (0.088 R)
• M10: 8,480,554 km (0.049 R)
• M11: 8,960,164 km (0.107 R)
• M12: 10,039,812 km (0.06 R)
• M13: 12,417,970 km (0.089 R)
• M14: 12,880,526 km (0.117 R)
• M15: 13,555,362 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476

Radius: 11.5

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.39 AU - 7.17 AU

Year: 5748 Days

Day: 6.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 97,237,358 km

• M1: 143,764 km (0.064 R)
• M2: 604,824 km (0.086 R)
• M3: 971,788 km (0.106 R)
• M4: 2,276,281 km (0.062 R)
• M5: 3,042,073 km (0.036 R)
• M6: 4,017,451 km (0.051 R)
• M7: 4,640,825 km (0.077 R)
• M8: 6,264,560 km (0.104 R)
• M9: 7,377,120 km (0.06 R)
• M10: 8,927,702 km (0.092 R)
• M11: 11,412,373 km (0.099 R)
• M12: 18,334,865 km (0.08 R)
• M13: 19,046,950 km (0.103 R)
• M14: 20,115,528 km (0.099 R)
• M15: 27,465,571 km (0.073 R)
• M16: 28,056,482 km (0.115 R)
• M17: 28,483,584 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.4

Radius: 5

Gravity: 31.82 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 11.78 AU - 14 AU

Year: 16903 Days

Day: 21.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 170.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,237,358 km

• M1: 74,051 km (0.031 R)
• M2: 266,733 km (0.109 R)
• M3: 432,039 km (0.03 R)
• M4: 875,746 km (0.051 R)
• M5: 1,049,579 km (0.095 R)
• M6: 2,273,588 km (0.113 R)
• M7: 5,354,108 km (0.073 R)
• M8: 5,662,279 km (0.111 R)
• M9: 6,527,703 km (0.104 R)
• M10: 8,465,594 km (0.036 R)
• M11: 11,497,943 km (0.113 R)
• M12: 11,945,988 km (0.107 R)
• M13: 16,274,902 km (0.074 R)
• M14: 16,676,871 km (0.054 R)
• M15: 23,323,355 km (0.099 R)
• M16: 24,561,876 km (0.12 R)
• M17: 31,665,381 km (0.093 R)
• M18: 32,417,859 km (0.111 R)
• M19: 33,182,154 km (0.106 R)
• M20: 35,951,809 km (0.079 R)
• M21: 48,572,484 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.3

Radius: 5.3

Gravity: 21.8 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 14.84 AU - 23.42 AU

Year: 30561 Days

Day: 19.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,237,358 km

• M1: 66,571 km (0.098 R)
• M2: 269,725 km (0.096 R)
• M3: 560,394 km (0.098 R)
• M4: 854,952 km (0.072 R)
• M5: 1,100,592 km (0.12 R)
• M6: 2,877,515 km (0.037 R)
• M7: 3,103,109 km (0.047 R)
• M8: 4,869,111 km (0.076 R)
• M9: 7,061,468 km (0.109 R)
• M10: 8,744,744 km (0.113 R)
• M11: 9,773,079 km (0.056 R)
• M12: 11,015,041 km (0.084 R)
• M13: 11,428,230 km (0.05 R)
• M14: 11,638,565 km (0.072 R)
• M15: 13,031,770 km (0.099 R)
• M16: 14,126,976 km (0.095 R)
• M17: 14,532,536 km (0.117 R)
• M18: 15,029,350 km (0.096 R)
• M19: 17,406,460 km (0.097 R)
• M20: 20,534,552 km (0.03 R)
• M21: 21,265,487 km (0.038 R)
• M22: 21,477,467 km (0.109 R)
• M23: 22,121,935 km (0.088 R)
• M24: 22,779,268 km (0.084 R)
• M25: 25,898,683 km (0.086 R)
• M26: 26,506,050 km (0.069 R)
• M27: 29,950,690 km (0.045 R)
• M28: 37,712,127 km (0.095 R)
• M29: 44,600,960 km (0.119 R)
• M30: 50,191,731 km (0.087 R)
• M31: 57,454,409 km (0.119 R)
• M32: 60,587,736 km (0.118 R)
• M33: 68,108,021 km (0.116 R)
• M34: 78,731,863 km (0.071 R)
• M35: 80,260,903 km (0.067 R)
• M36: 82,330,291 km (0.067 R)
• M37: 89,026,291 km (0.053 R)
• M38: 89,853,268 km (0.038 R)
• M39: 93,780,960 km (0.107 R)
• M40: 95,498,793 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 17,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit