🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.53 AU - 0.73 AU

Year: 183 Days

Day: 28.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.65 AU - 0.65 AU

Year: 191 Days

Day: 38.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.74 AU - 0.96 AU

Year: 286 Days

Day: 13.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.49 AU - 1.65 AU

Year: 719 Days

Day: 35.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.94 AU - 3.7 AU

Year: 2210 Days

Day: 13.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.3

Radius: 15

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.2 AU - 7.54 AU

Year: 5872 Days

Day: 8.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,801,973 km

• M1: 186,549 km (0.09 R)
• M2: 700,268 km (0.042 R)
• M3: 1,733,241 km (0.057 R)
• M4: 2,984,029 km (0.114 R)
• M5: 3,620,867 km (0.117 R)
• M6: 4,583,978 km (0.097 R)
• M7: 6,359,405 km (0.086 R)
• M8: 7,878,273 km (0.05 R)
• M9: 8,353,994 km (0.106 R)
• M10: 9,103,479 km (0.1 R)
• M11: 10,172,506 km (0.061 R)
• M12: 13,489,090 km (0.058 R)
• M13: 14,878,107 km (0.072 R)
• M14: 16,106,904 km (0.084 R)
• M15: 17,336,000 km (0.075 R)
• M16: 21,475,971 km (0.086 R)
• M17: 28,485,679 km (0.108 R)
• M18: 29,706,397 km (0.117 R)
• M19: 30,281,451 km (0.089 R)
• M20: 33,166,297 km (0.114 R)
• M21: 34,834,014 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.2

Radius: 8.4

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.47 AU - 8.09 AU

Year: 7926 Days

Day: 9.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,801,973 km

• M1: 146,008 km (0.115 R)
• M2: 479,611 km (0.113 R)
• M3: 1,011,730 km (0.098 R)
• M4: 1,719,328 km (0.119 R)
• M5: 2,341,506 km (0.105 R)
• M6: 3,634,480 km (0.063 R)
• M7: 4,629,905 km (0.077 R)
• M8: 7,148,235 km (0.047 R)
• M9: 7,691,724 km (0.028 R)
• M10: 8,184,799 km (0.107 R)
• M11: 9,488,395 km (0.098 R)
• M12: 11,019,379 km (0.074 R)
• M13: 11,794,147 km (0.102 R)
• M14: 15,083,505 km (0.103 R)
• M15: 26,856,109 km (0.102 R)
• M16: 30,166,560 km (0.114 R)
• M17: 31,011,190 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.2

Radius: 13.9

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.41 AU - 10.55 AU

Year: 9829 Days

Day: 12.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,801,973 km

• M1: 173,683 km (0.089 R)
• M2: 702,212 km (0.088 R)
• M3: 1,350,719 km (0.077 R)
• M4: 1,798,914 km (0.07 R)
• M5: 2,237,236 km (0.101 R)
• M6: 2,876,767 km (0.047 R)
• M7: 3,534,399 km (0.072 R)
• M8: 3,981,547 km (0.088 R)
• M9: 7,140,306 km (0.064 R)
• M10: 7,773,255 km (0.119 R)
• M11: 8,628,656 km (0.058 R)
• M12: 9,951,250 km (0.038 R)
• M13: 13,181,667 km (0.107 R)
• M14: 14,530,890 km (0.096 R)
• M15: 15,549,651 km (0.08 R)
• M16: 16,834,398 km (0.066 R)
• M17: 17,352,605 km (0.096 R)
• M18: 18,734,590 km (0.12 R)
• M19: 19,291,393 km (0.113 R)
• M20: 22,598,554 km (0.067 R)
• M21: 24,527,618 km (0.106 R)
• M22: 26,266,544 km (0.111 R)
• M23: 34,522,252 km (0.027 R)
• M24: 47,372,859 km (0.117 R)
• M25: 48,110,376 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.4

Radius: 8.2

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.6 AU - 10.96 AU

Year: 11171 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,801,973 km

• M1: 102,175 km (0.115 R)
• M2: 400,174 km (0.085 R)
• M3: 696,378 km (0.096 R)
• M4: 1,097,300 km (0.093 R)
• M5: 1,418,637 km (0.062 R)
• M6: 1,802,505 km (0.118 R)
• M7: 2,236,039 km (0.12 R)
• M8: 2,673,464 km (0.12 R)
• M9: 3,073,039 km (0.082 R)
• M10: 4,076,243 km (0.094 R)
• M11: 5,733,787 km (0.106 R)
• M12: 6,135,158 km (0.081 R)
• M13: 7,075,830 km (0.064 R)
• M14: 10,366,833 km (0.06 R)
• M15: 12,164,551 km (0.034 R)
• M16: 13,199,619 km (0.072 R)
• M17: 14,962,779 km (0.065 R)
• M18: 16,877,183 km (0.062 R)
• M19: 20,589,903 km (0.039 R)
• M20: 21,014,462 km (0.055 R)
• M21: 23,592,332 km (0.092 R)
• M22: 25,585,873 km (0.119 R)
• M23: 25,879,534 km (0.044 R)
• M24: 26,673,600 km (0.092 R)
• M25: 27,076,616 km (0.069 R)
• M26: 28,102,259 km (0.099 R)
• M27: 31,111,271 km (0.116 R)
• M28: 32,693,567 km (0.03 R)
• M29: 37,257,350 km (0.077 R)
• M30: 40,084,600 km (0.076 R)
• M31: 42,228,487 km (0.076 R)
• M32: 44,306,701 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.7

Radius: 7

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 15.42 AU - 21.74 AU

Year: 29252 Days

Day: 22.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,801,973 km

• M1: 87,216 km (0.075 R)
• M2: 501,751 km (0.032 R)
• M3: 1,161,627 km (0.083 R)
• M4: 2,839,368 km (0.101 R)
• M5: 4,139,223 km (0.104 R)
• M6: 8,630,152 km (0.098 R)
• M7: 9,692,147 km (0.084 R)
• M8: 10,838,815 km (0.089 R)
• M9: 15,445,232 km (0.12 R)
• M10: 16,667,896 km (0.118 R)
• M11: 16,919,968 km (0.086 R)
• M12: 18,847,088 km (0.051 R)
• M13: 22,923,630 km (0.115 R)
• M14: 23,340,110 km (0.044 R)
• M15: 24,081,068 km (0.115 R)
• M16: 25,498,508 km (0.11 R)
• M17: 26,511,884 km (0.062 R)
• M18: 27,786,458 km (0.114 R)
• M19: 28,022,524 km (0.105 R)
• M20: 29,101,573 km (0.101 R)
• M21: 36,869,592 km (0.097 R)
• M22: 40,996,698 km (0.084 R)
• M23: 43,646,974 km (0.066 R)
• M24: 44,447,622 km (0.057 R)
• M25: 49,632,086 km (0.061 R)
• M26: 50,154,182 km (0.067 R)
• M27: 54,095,637 km (0.069 R)
• M28: 59,992,935 km (0.072 R)
• M29: 61,181,789 km (0.089 R)
• M30: 71,484,595 km (0.114 R)
• M31: 72,373,355 km (0.105 R)
• M32: 75,541,988 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 18,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit