🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.63 AU - 0.87 AU

Year: 228 Days

Day: 19.9 Hours

Environment

Temp: 151 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,243,106 km

• M1: 133,890 km (0.062 R)
• M2: 186,698 km (0.054 R)

Asteroid Belt

Center: 1.12 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.2 AU - 1.76 AU

Year: 633 Days

Day: 43 Hours

Environment

Temp: 1 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.81 AU - 2.13 AU

Year: 972 Days

Day: 27.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 92.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.84 AU - 3.66 AU

Year: 2059 Days

Day: 45.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,243,106 km

• M1: 264,339 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.32 AU - 3.46 AU

Year: 2194 Days

Day: 36.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,243,106 km

• M1: 641,625 km (0.058 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.5 AU - 4.02 AU

Year: 2562 Days

Day: 45.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,243,106 km

• M1: 1,638,695 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.96 AU - 5.2 AU

Year: 4024 Days

Day: 45.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.9

Radius: 12

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.78 AU - 11.8 AU

Year: 13333 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,243,106 km

• M1: 150,645 km (0.035 R)
• M2: 714,479 km (0.072 R)
• M3: 1,616,704 km (0.102 R)
• M4: 3,424,894 km (0.11 R)
• M5: 4,116,784 km (0.084 R)
• M6: 5,067,927 km (0.11 R)
• M7: 6,557,024 km (0.102 R)
• M8: 8,756,861 km (0.06 R)
• M9: 9,518,913 km (0.098 R)
• M10: 11,949,878 km (0.109 R)
• M11: 13,873,856 km (0.067 R)
• M12: 16,370,046 km (0.114 R)
• M13: 17,369,210 km (0.113 R)
• M14: 19,068,343 km (0.111 R)
• M15: 20,523,033 km (0.106 R)
• M16: 20,964,646 km (0.066 R)
• M17: 21,593,705 km (0.075 R)
• M18: 23,078,464 km (0.032 R)
• M19: 24,040,378 km (0.116 R)
• M20: 26,562,149 km (0.115 R)
• M21: 30,267,988 km (0.094 R)
• M22: 32,721,542 km (0.099 R)
• M23: 45,192,769 km (0.085 R)
• M24: 57,476,400 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.8

Radius: 4.3

Gravity: 21.84 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.86 AU - 15.44 AU

Year: 17725 Days

Day: 15.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,243,106 km

• M1: 110,553 km (0.063 R)
• M2: 352,752 km (0.115 R)
• M3: 654,341 km (0.073 R)
• M4: 2,147,777 km (0.106 R)
• M5: 2,936,756 km (0.071 R)
• M6: 5,412,451 km (0.085 R)
• M7: 5,852,717 km (0.098 R)
• M8: 6,972,308 km (0.12 R)
• M9: 7,360,664 km (0.086 R)
• M10: 7,946,788 km (0.052 R)
• M11: 11,948,382 km (0.107 R)
• M12: 14,480,326 km (0.09 R)
• M13: 15,326,003 km (0.115 R)
• M14: 33,680,165 km (0.098 R)
• M15: 33,923,711 km (0.053 R)
• M16: 36,682,295 km (0.12 R)
• M17: 44,810,546 km (0.097 R)
• M18: 45,997,306 km (0.094 R)
• M19: 46,598,540 km (0.119 R)
• M20: 51,436,834 km (0.04 R)
• M21: 51,759,966 km (0.099 R)
• M22: 52,901,697 km (0.094 R)
• M23: 56,085,289 km (0.111 R)
• M24: 57,289,552 km (0.098 R)
• M25: 57,985,481 km (0.055 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.2

Radius: 6.5

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 13.8 AU - 15.06 AU

Year: 19265 Days

Day: 23.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,243,106 km

• M1: 101,427 km (0.062 R)
• M2: 327,021 km (0.073 R)
• M3: 697,425 km (0.119 R)
• M4: 2,240,976 km (0.11 R)
• M5: 2,559,021 km (0.054 R)
• M6: 5,591,669 km (0.084 R)
• M7: 6,177,943 km (0.106 R)
• M8: 6,467,714 km (0.028 R)
• M9: 6,919,350 km (0.081 R)
• M10: 7,885,304 km (0.082 R)
• M11: 10,281,413 km (0.114 R)
• M12: 10,585,994 km (0.059 R)
• M13: 10,792,290 km (0.113 R)
• M14: 14,281,361 km (0.117 R)
• M15: 16,313,349 km (0.04 R)
• M16: 16,588,758 km (0.098 R)
• M17: 17,794,517 km (0.098 R)
• M18: 19,363,200 km (0.079 R)
• M19: 19,905,941 km (0.077 R)
• M20: 21,595,201 km (0.083 R)
• M21: 26,279,110 km (0.105 R)
• M22: 28,308,405 km (0.12 R)
• M23: 34,451,492 km (0.086 R)
• M24: 39,293,078 km (0.108 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 18,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit