🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.56 AU - 0.58 AU

Year: 160 Days

Day: 28.4 Hours

Environment

Temp: 230 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.84 AU - 2.18 AU

Year: 1057 Days

Day: 32 Hours

Environment

Temp: -80 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.76 AU - 2.28 AU

Year: 1065 Days

Day: 34.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 9.2

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.25 AU - 5.69 AU

Year: 4744 Days

Day: 10.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,869,499 km

• M1: 124,615 km (0.082 R)
• M2: 452,384 km (0.071 R)
• M3: 778,059 km (0.057 R)
• M4: 1,153,400 km (0.089 R)
• M5: 1,793,379 km (0.114 R)
• M6: 3,227,424 km (0.092 R)
• M7: 4,167,049 km (0.094 R)
• M8: 4,569,467 km (0.076 R)
• M9: 5,997,079 km (0.116 R)
• M10: 11,349,691 km (0.099 R)
• M11: 13,065,130 km (0.115 R)
• M12: 13,600,990 km (0.097 R)
• M13: 16,134,430 km (0.105 R)
• M14: 19,446,078 km (0.047 R)
• M15: 20,003,778 km (0.098 R)
• M16: 21,370,804 km (0.081 R)
• M17: 22,190,151 km (0.072 R)
• M18: 22,876,058 km (0.12 R)
• M19: 23,185,426 km (0.117 R)
• M20: 24,370,241 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.3

Radius: 10.6

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.93 AU - 8.15 AU

Year: 6203 Days

Day: 13.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,869,499 km

• M1: 135,536 km (0.107 R)
• M2: 641,775 km (0.098 R)
• M3: 1,046,886 km (0.043 R)
• M4: 1,521,111 km (0.056 R)
• M5: 2,217,340 km (0.112 R)
• M6: 2,583,555 km (0.106 R)
• M7: 2,929,575 km (0.119 R)
• M8: 3,884,907 km (0.07 R)
• M9: 4,750,032 km (0.078 R)
• M10: 5,094,705 km (0.077 R)
• M11: 5,834,915 km (0.104 R)
• M12: 7,338,823 km (0.082 R)
• M13: 11,195,306 km (0.111 R)
• M14: 11,756,897 km (0.07 R)
• M15: 13,384,372 km (0.096 R)
• M16: 14,790,592 km (0.109 R)
• M17: 17,757,267 km (0.102 R)
• M18: 18,592,023 km (0.114 R)
• M19: 19,892,926 km (0.039 R)
• M20: 20,264,827 km (0.119 R)
• M21: 22,755,931 km (0.085 R)
• M22: 23,162,837 km (0.076 R)
• M23: 24,412,877 km (0.104 R)
• M24: 25,011,268 km (0.064 R)
• M25: 26,775,176 km (0.114 R)
• M26: 27,779,876 km (0.092 R)
• M27: 32,357,571 km (0.031 R)
• M28: 33,079,829 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.4

Radius: 7.7

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 14.13 AU - 17.35 AU

Year: 23159 Days

Day: 24.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,869,499 km

• M1: 121,922 km (0.105 R)
• M2: 1,352,963 km (0.094 R)
• M3: 3,130,784 km (0.119 R)
• M4: 4,473,425 km (0.114 R)
• M5: 9,138,485 km (0.037 R)
• M6: 10,526,155 km (0.104 R)
• M7: 14,234,387 km (0.079 R)
• M8: 15,178,050 km (0.108 R)
• M9: 16,163,003 km (0.079 R)
• M10: 17,115,044 km (0.112 R)
• M11: 20,278,889 km (0.084 R)
• M12: 24,755,904 km (0.114 R)
• M13: 25,333,801 km (0.089 R)
• M14: 27,121,795 km (0.085 R)
• M15: 31,392,964 km (0.075 R)
• M16: 34,397,338 km (0.061 R)
• M17: 34,755,924 km (0.12 R)
• M18: 40,172,863 km (0.113 R)
• M19: 40,703,785 km (0.078 R)
• M20: 42,324,230 km (0.083 R)
• M21: 49,540,681 km (0.084 R)
• M22: 52,960,339 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.6

Radius: 6.8

Gravity: 18.61 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 16 AU - 21.16 AU

Year: 29701 Days

Day: 18.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,869,499 km

• M1: 84,672 km (0.063 R)
• M2: 308,471 km (0.114 R)
• M3: 951,742 km (0.103 R)
• M4: 1,773,184 km (0.118 R)
• M5: 2,027,201 km (0.118 R)
• M6: 2,305,303 km (0.043 R)
• M7: 2,556,478 km (0.103 R)
• M8: 3,551,005 km (0.045 R)
• M9: 4,099,131 km (0.07 R)
• M10: 13,432,692 km (0.094 R)
• M11: 15,360,709 km (0.117 R)
• M12: 16,345,063 km (0.114 R)
• M13: 17,561,743 km (0.095 R)
• M14: 17,850,916 km (0.101 R)
• M15: 19,242,325 km (0.055 R)
• M16: 24,923,604 km (0.065 R)
• M17: 32,780,035 km (0.106 R)
• M18: 44,774,942 km (0.059 R)
• M19: 51,346,328 km (0.108 R)
• M20: 72,360,191 km (0.098 R)
• M21: 78,190,319 km (0.046 R)
• M22: 79,761,097 km (0.115 R)
• M23: 99,363,654 km (0.091 R)
• M24: 104,011,809 km (0.073 R)
• M25: 104,642,364 km (0.061 R)
• M26: 105,910,954 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.4

Radius: 4.5

Gravity: 19.62 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 18.16 AU - 19.12 AU

Year: 29845 Days

Day: 23.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,869,499 km

• M1: 55,950 km (0.119 R)
• M2: 441,613 km (0.079 R)
• M3: 679,474 km (0.072 R)
• M4: 1,288,786 km (0.113 R)
• M5: 1,650,065 km (0.111 R)
• M6: 2,872,578 km (0.087 R)
• M7: 3,310,900 km (0.086 R)
• M8: 3,606,655 km (0.106 R)
• M9: 3,951,927 km (0.094 R)
• M10: 4,855,947 km (0.103 R)
• M11: 5,082,588 km (0.06 R)
• M12: 7,110,387 km (0.078 R)
• M13: 7,452,368 km (0.096 R)
• M14: 8,708,840 km (0.026 R)
• M15: 9,680,029 km (0.105 R)
• M16: 11,301,820 km (0.078 R)
• M17: 12,245,932 km (0.11 R)
• M18: 16,977,862 km (0.057 R)
• M19: 17,412,444 km (0.047 R)
• M20: 21,260,251 km (0.077 R)
• M21: 24,851,797 km (0.102 R)
• M22: 28,460,995 km (0.039 R)
• M23: 29,197,764 km (0.056 R)
• M24: 33,478,059 km (0.099 R)
• M25: 35,980,382 km (0.117 R)
• M26: 39,355,310 km (0.094 R)
• M27: 39,506,703 km (0.069 R)
• M28: 42,297,751 km (0.026 R)
• M29: 51,454,188 km (0.048 R)
• M30: 53,840,274 km (0.097 R)
• M31: 55,534,619 km (0.08 R)
• M32: 56,298,915 km (0.088 R)
• M33: 57,070,241 km (0.113 R)
• M34: 59,825,385 km (0.079 R)
• M35: 60,830,384 km (0.111 R)
• M36: 62,667,745 km (0.113 R)
• M37: 68,620,244 km (0.114 R)
• M38: 71,282,637 km (0.07 R)
• M39: 74,013,098 km (0.098 R)
• M40: 75,404,059 km (0.038 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 16,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit