🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.06 AU - 1.14 AU

Year: 417 Days

Day: 16.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,467,737 km

• M1: 43,383 km (0.095 R)

Asteroid Belt

Center: 1.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.77 AU - 1.89 AU

Year: 895 Days

Day: 29.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,467,737 km

• M1: 39,494 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.98 AU - 3.08 AU

Year: 1455 Days

Day: 40.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,467,737 km

• M1: 43,084 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.72 AU - 3.58 AU

Year: 2022 Days

Day: 35.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,467,737 km

• M1: 457,021 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.68 AU - 4.24 AU

Year: 2328 Days

Day: 31.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 54.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.17 AU - 4.51 AU

Year: 3270 Days

Day: 22.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.5

Radius: 8.9

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.19 AU - 6.87 AU

Year: 5355 Days

Day: 8.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,467,737 km

• M1: 111,151 km (0.113 R)
• M2: 664,813 km (0.058 R)
• M3: 1,352,066 km (0.068 R)
• M4: 1,709,904 km (0.091 R)
• M5: 2,512,795 km (0.091 R)
• M6: 2,825,006 km (0.107 R)
• M7: 3,379,117 km (0.119 R)
• M8: 4,087,014 km (0.081 R)
• M9: 4,796,407 km (0.035 R)
• M10: 6,690,166 km (0.097 R)
• M11: 8,100,276 km (0.074 R)
• M12: 8,964,204 km (0.108 R)
• M13: 9,400,132 km (0.045 R)
• M14: 12,858,535 km (0.104 R)
• M15: 14,080,750 km (0.112 R)
• M16: 15,276,187 km (0.055 R)
• M17: 15,898,663 km (0.096 R)
• M18: 18,969,908 km (0.101 R)
• M19: 20,613,390 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.3

Radius: 9.9

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.12 AU - 7.62 AU

Year: 5814 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,467,737 km

• M1: 123,119 km (0.069 R)
• M2: 543,489 km (0.105 R)
• M3: 1,172,997 km (0.057 R)
• M4: 2,238,433 km (0.082 R)
• M5: 2,716,099 km (0.053 R)
• M6: 3,591,396 km (0.092 R)
• M7: 4,153,435 km (0.117 R)
• M8: 4,799,100 km (0.098 R)
• M9: 6,012,189 km (0.057 R)
• M10: 7,884,556 km (0.099 R)
• M11: 9,235,425 km (0.1 R)
• M12: 11,804,469 km (0.082 R)
• M13: 12,143,607 km (0.044 R)
• M14: 14,704,274 km (0.099 R)
• M15: 15,210,812 km (0.085 R)
• M16: 16,740,151 km (0.112 R)
• M17: 18,111,964 km (0.074 R)
• M18: 19,089,436 km (0.05 R)
• M19: 22,454,042 km (0.101 R)
• M20: 23,353,125 km (0.116 R)
• M21: 23,888,686 km (0.073 R)
• M22: 24,510,564 km (0.112 R)
• M23: 26,194,737 km (0.07 R)
• M24: 26,772,783 km (0.1 R)
• M25: 27,528,551 km (0.076 R)
• M26: 28,732,365 km (0.114 R)
• M27: 29,971,036 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.8

Radius: 11.9

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.96 AU - 10.68 AU

Year: 10290 Days

Day: 9.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,467,737 km

• M1: 179,069 km (0.082 R)
• M2: 729,140 km (0.075 R)
• M3: 1,156,840 km (0.111 R)
• M4: 1,605,933 km (0.1 R)
• M5: 2,281,368 km (0.095 R)
• M6: 3,232,960 km (0.09 R)
• M7: 3,975,713 km (0.086 R)
• M8: 4,735,221 km (0.112 R)
• M9: 6,164,031 km (0.06 R)
• M10: 7,602,414 km (0.068 R)
• M11: 7,994,660 km (0.045 R)
• M12: 10,586,593 km (0.032 R)
• M13: 11,132,026 km (0.1 R)
• M14: 14,211,199 km (0.051 R)
• M15: 15,421,745 km (0.044 R)
• M16: 16,554,351 km (0.106 R)
• M17: 17,741,709 km (0.081 R)
• M18: 20,285,621 km (0.071 R)
• M19: 22,346,481 km (0.094 R)
• M20: 28,000,084 km (0.069 R)
• M21: 30,114,650 km (0.106 R)
• M22: 32,790,058 km (0.081 R)
• M23: 35,620,151 km (0.086 R)
• M24: 36,475,252 km (0.067 R)
• M25: 41,761,742 km (0.093 R)
• M26: 43,262,358 km (0.113 R)
• M27: 44,516,736 km (0.11 R)
• M28: 45,081,917 km (0.106 R)
• M29: 49,625,802 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.1

Radius: 5.6

Gravity: 14.23 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 15.57 AU - 20.73 AU

Year: 27964 Days

Day: 17 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,467,737 km

• M1: 69,713 km (0.104 R)
• M2: 254,915 km (0.104 R)
• M3: 460,313 km (0.12 R)
• M4: 634,744 km (0.117 R)
• M5: 1,008,140 km (0.09 R)
• M6: 1,251,985 km (0.088 R)
• M7: 1,859,202 km (0.103 R)
• M8: 2,477,191 km (0.109 R)
• M9: 3,882,065 km (0.093 R)
• M10: 5,382,831 km (0.107 R)
• M11: 6,218,035 km (0.062 R)
• M12: 9,239,314 km (0.087 R)
• M13: 10,307,742 km (0.03 R)
• M14: 12,687,246 km (0.106 R)
• M15: 15,329,144 km (0.106 R)
• M16: 16,313,349 km (0.06 R)
• M17: 16,565,870 km (0.103 R)
• M18: 17,251,926 km (0.12 R)
• M19: 17,956,831 km (0.113 R)
• M20: 18,406,971 km (0.055 R)
• M21: 19,707,425 km (0.105 R)
• M22: 20,380,167 km (0.075 R)
• M23: 21,267,282 km (0.062 R)
• M24: 21,771,277 km (0.049 R)
• M25: 22,907,772 km (0.089 R)
• M26: 23,224,471 km (0.104 R)
• M27: 28,090,591 km (0.057 R)
• M28: 34,278,108 km (0.117 R)
• M29: 38,276,410 km (0.096 R)
• M30: 41,471,372 km (0.092 R)
• M31: 43,535,823 km (0.104 R)
• M32: 47,696,588 km (0.035 R)
• M33: 55,839,649 km (0.056 R)
• M34: 57,184,235 km (0.072 R)
• M35: 65,707,873 km (0.115 R)
• M36: 69,165,528 km (0.072 R)
• M37: 74,115,273 km (0.05 R)
• M38: 78,815,189 km (0.061 R)
• M39: 80,262,998 km (0.095 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 16,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit