🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.91 AU - 1.47 AU

Year: 452 Days

Day: 28.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,079,154 km

• M1: 44,879 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.68 AU - 1.82 AU

Year: 806 Days

Day: 12.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.06 AU - 3.76 AU

Year: 2193 Days

Day: 44.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.57 AU - 4.69 AU

Year: 2923 Days

Day: 33.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.96 AU - 4.62 AU

Year: 3094 Days

Day: 41 Hours

Environment

Temp: -110 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,079,154 km

• M1: 43,383 km (0.105 R)

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.9

Radius: 11.4

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.07 AU - 6.25 AU

Year: 5324 Days

Day: 9.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,079,154 km

• M1: 142,118 km (0.072 R)
• M2: 591,510 km (0.111 R)
• M3: 1,211,294 km (0.111 R)
• M4: 1,685,070 km (0.115 R)
• M5: 2,097,811 km (0.025 R)
• M6: 3,852,893 km (0.118 R)
• M7: 5,084,084 km (0.111 R)
• M8: 7,705,786 km (0.102 R)
• M9: 10,934,856 km (0.102 R)
• M10: 19,770,855 km (0.079 R)
• M11: 23,744,623 km (0.102 R)
• M12: 24,455,063 km (0.077 R)
• M13: 26,925,822 km (0.094 R)
• M14: 31,217,934 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990

Radius: 9

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.09 AU - 7.29 AU

Year: 6026 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,079,154 km

• M1: 111,899 km (0.065 R)
• M2: 551,119 km (0.113 R)
• M3: 1,013,825 km (0.041 R)
• M4: 1,535,473 km (0.114 R)
• M5: 2,277,777 km (0.114 R)
• M6: 2,635,166 km (0.107 R)
• M7: 2,968,171 km (0.116 R)
• M8: 4,217,613 km (0.087 R)
• M9: 4,647,557 km (0.107 R)
• M10: 5,255,972 km (0.098 R)
• M11: 7,711,920 km (0.116 R)
• M12: 8,070,057 km (0.103 R)
• M13: 9,079,394 km (0.095 R)
• M14: 10,553,232 km (0.093 R)
• M15: 11,245,870 km (0.085 R)
• M16: 11,603,409 km (0.087 R)
• M17: 12,394,932 km (0.104 R)
• M18: 13,620,587 km (0.039 R)
• M19: 14,986,266 km (0.108 R)
• M20: 16,637,527 km (0.091 R)
• M21: 17,849,569 km (0.117 R)
• M22: 20,599,926 km (0.118 R)
• M23: 20,981,700 km (0.093 R)
• M24: 21,838,148 km (0.1 R)
• M25: 22,315,066 km (0.11 R)
• M26: 23,372,124 km (0.098 R)
• M27: 25,586,023 km (0.118 R)
• M28: 27,198,239 km (0.059 R)
• M29: 28,216,253 km (0.085 R)
• M30: 29,259,399 km (0.074 R)
• M31: 32,542,922 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.3

Radius: 14.7

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.15 AU - 12.95 AU

Year: 13670 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,079,154 km

• M1: 183,108 km (0.074 R)
• M2: 1,008,738 km (0.099 R)
• M3: 3,404,399 km (0.111 R)
• M4: 4,292,561 km (0.111 R)
• M5: 5,756,526 km (0.085 R)
• M6: 6,493,296 km (0.053 R)
• M7: 7,411,827 km (0.116 R)
• M8: 7,944,545 km (0.064 R)
• M9: 13,354,752 km (0.114 R)
• M10: 23,516,037 km (0.119 R)
• M11: 28,164,043 km (0.063 R)
• M12: 29,465,993 km (0.119 R)
• M13: 32,951,175 km (0.079 R)
• M14: 41,877,082 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.5

Radius: 3.2

Gravity: 95.46 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.31 AU - 17.83 AU

Year: 21396 Days

Day: 15.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,079,154 km

• M1: 42,187 km (0.096 R)
• M2: 155,731 km (0.119 R)
• M3: 360,531 km (0.102 R)
• M4: 644,468 km (0.073 R)
• M5: 788,979 km (0.115 R)
• M6: 1,202,168 km (0.091 R)
• M7: 1,922,781 km (0.118 R)
• M8: 2,892,924 km (0.117 R)
• M9: 4,539,847 km (0.107 R)
• M10: 5,476,180 km (0.107 R)
• M11: 6,487,611 km (0.073 R)
• M12: 6,770,650 km (0.108 R)
• M13: 14,300,210 km (0.066 R)
• M14: 15,768,663 km (0.088 R)
• M15: 16,108,100 km (0.089 R)
• M16: 17,878,890 km (0.096 R)
• M17: 23,408,626 km (0.108 R)
• M18: 25,906,312 km (0.108 R)
• M19: 27,462,728 km (0.039 R)
• M20: 32,503,877 km (0.11 R)
• M21: 35,602,648 km (0.1 R)
• M22: 61,911,228 km (0.082 R)
• M23: 65,768,310 km (0.109 R)
• M24: 72,547,039 km (0.065 R)
• M25: 73,956,400 km (0.074 R)
• M26: 87,736,159 km (0.061 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.3

Radius: 3.7

Gravity: 22.45 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 14.2 AU - 22.64 AU

Year: 27531 Days

Day: 21 Hours

Environment

Temp: -201 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,079,154 km

• M1: 46,525 km (0.11 R)
• M2: 247,884 km (0.115 R)
• M3: 588,368 km (0.041 R)
• M4: 1,240,466 km (0.112 R)
• M5: 1,661,434 km (0.073 R)
• M6: 1,895,255 km (0.108 R)
• M7: 2,541,668 km (0.12 R)
• M8: 11,642,604 km (0.084 R)
• M9: 16,476,709 km (0.096 R)
• M10: 17,886,669 km (0.07 R)
• M11: 18,143,529 km (0.027 R)
• M12: 18,402,932 km (0.109 R)
• M13: 24,227,674 km (0.087 R)
• M14: 27,044,453 km (0.119 R)
• M15: 30,556,711 km (0.048 R)
• M16: 32,421,748 km (0.067 R)
• M17: 33,967,244 km (0.116 R)
• M18: 42,588,120 km (0.097 R)
• M19: 44,439,693 km (0.054 R)
• M20: 54,686,848 km (0.109 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 11,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit