🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.4 AU - 0.66 AU

Year: 165 Days

Day: 18.3 Hours

Environment

Temp: 79 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,676,912 km

• M1: 21,392 km (0.102 R)
• M2: 51,462 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.63 AU - 0.91 AU

Year: 289 Days

Day: 27.3 Hours

Environment

Temp: -16 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.84 AU - 1 AU

Year: 377 Days

Day: 13.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.44 AU - 1.58 AU

Year: 793 Days

Day: 36.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.5 AU - 2.96 AU

Year: 1928 Days

Day: 33.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.7

Radius: 11.5

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.6 AU - 5.2 AU

Year: 4637 Days

Day: 11.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,676,912 km

• M1: 144,811 km (0.068 R)
• M2: 678,127 km (0.09 R)
• M3: 1,178,831 km (0.115 R)
• M4: 1,572,124 km (0.079 R)
• M5: 1,965,566 km (0.094 R)
• M6: 2,985,375 km (0.111 R)
• M7: 4,141,467 km (0.096 R)
• M8: 6,606,092 km (0.045 R)
• M9: 8,399,920 km (0.101 R)
• M10: 11,688,082 km (0.114 R)
• M11: 12,608,109 km (0.115 R)
• M12: 14,635,908 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.2

Radius: 3.2

Gravity: 39.96 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.08 AU - 12.14 AU

Year: 14774 Days

Day: 15.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 60,676,912 km

• M1: 40,391 km (0.087 R)
• M2: 216,468 km (0.056 R)
• M3: 427,850 km (0.039 R)
• M4: 727,644 km (0.116 R)
• M5: 1,251,087 km (0.096 R)
• M6: 2,755,294 km (0.081 R)
• M7: 3,119,864 km (0.116 R)
• M8: 3,439,105 km (0.119 R)
• M9: 3,834,044 km (0.095 R)
• M10: 4,142,365 km (0.097 R)
• M11: 4,650,848 km (0.102 R)
• M12: 5,199,723 km (0.11 R)
• M13: 5,403,475 km (0.038 R)
• M14: 7,698,456 km (0.114 R)
• M15: 8,325,122 km (0.064 R)
• M16: 8,936,977 km (0.113 R)
• M17: 9,229,141 km (0.091 R)
• M18: 9,781,307 km (0.07 R)
• M19: 11,742,535 km (0.113 R)
• M20: 11,975,310 km (0.112 R)
• M21: 13,501,208 km (0.089 R)
• M22: 13,821,198 km (0.107 R)
• M23: 15,358,615 km (0.114 R)
• M24: 17,834,310 km (0.115 R)
• M25: 19,327,297 km (0.091 R)
• M26: 20,986,786 km (0.06 R)
• M27: 22,919,142 km (0.103 R)
• M28: 24,775,951 km (0.118 R)
• M29: 26,133,701 km (0.083 R)
• M30: 28,680,156 km (0.112 R)
• M31: 38,440,519 km (0.042 R)
• M32: 38,696,481 km (0.039 R)
• M33: 40,520,528 km (0.108 R)
• M34: 41,722,846 km (0.113 R)
• M35: 42,264,690 km (0.092 R)
• M36: 44,479,337 km (0.111 R)
• M37: 46,624,720 km (0.093 R)
• M38: 48,092,574 km (0.063 R)
• M39: 48,389,825 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.3

Radius: 8

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.74 AU - 16.34 AU

Year: 21299 Days

Day: 23.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,676,912 km

• M1: 102,325 km (0.09 R)
• M2: 458,667 km (0.115 R)
• M3: 826,977 km (0.076 R)
• M4: 1,176,587 km (0.11 R)
• M5: 2,217,639 km (0.078 R)
• M6: 3,167,885 km (0.116 R)
• M7: 3,423,547 km (0.084 R)
• M8: 5,224,556 km (0.105 R)
• M9: 7,053,240 km (0.108 R)
• M10: 7,854,786 km (0.091 R)
• M11: 9,220,614 km (0.079 R)
• M12: 13,053,761 km (0.093 R)
• M13: 16,430,334 km (0.112 R)
• M14: 17,594,505 km (0.11 R)
• M15: 23,568,397 km (0.07 R)
• M16: 23,956,902 km (0.109 R)
• M17: 25,860,535 km (0.062 R)
• M18: 27,326,295 km (0.08 R)
• M19: 29,179,663 km (0.11 R)
• M20: 30,422,522 km (0.092 R)
• M21: 37,039,685 km (0.113 R)
• M22: 38,361,980 km (0.096 R)
• M23: 42,088,912 km (0.111 R)
• M24: 42,948,801 km (0.087 R)
• M25: 45,899,469 km (0.112 R)
• M26: 58,522,238 km (0.12 R)
• M27: 60,495,434 km (0.053 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 13,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit