🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.75 AU - 0.75 AU

Year: 238 Days

Day: 16.1 Hours

Environment

Temp: 126 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,632,443 km

• M1: 74,649 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.79 AU - 1.13 AU

Year: 345 Days

Day: 29.1 Hours

Environment

Temp: 48 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.37 AU - 1.75 AU

Year: 715 Days

Day: 43.7 Hours

Environment

Temp: -32 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,632,443 km

• M1: 63,579 km (0.064 R)
• M2: 89,160 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.34 AU - 2.6 AU

Year: 1425 Days

Day: 35.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,632,443 km

• M1: 2,150,170 km (0.062 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.56 AU - 3.56 AU

Year: 1965 Days

Day: 31.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.9

Radius: 10.3

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.47 AU - 7.07 AU

Year: 5088 Days

Day: 14.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,632,443 km

• M1: 128,355 km (0.027 R)
• M2: 547,229 km (0.083 R)
• M3: 1,295,518 km (0.049 R)
• M4: 2,014,934 km (0.101 R)
• M5: 2,519,378 km (0.112 R)
• M6: 3,052,694 km (0.114 R)
• M7: 3,520,487 km (0.09 R)
• M8: 4,035,851 km (0.077 R)
• M9: 4,914,888 km (0.054 R)
• M10: 5,373,855 km (0.08 R)
• M11: 5,833,270 km (0.119 R)
• M12: 6,318,715 km (0.083 R)
• M13: 7,273,448 km (0.097 R)
• M14: 7,768,767 km (0.119 R)
• M15: 9,124,722 km (0.098 R)
• M16: 9,545,242 km (0.099 R)
• M17: 9,898,742 km (0.101 R)
• M18: 10,466,166 km (0.079 R)
• M19: 11,934,918 km (0.087 R)
• M20: 13,195,579 km (0.079 R)
• M21: 14,235,883 km (0.109 R)
• M22: 15,223,379 km (0.08 R)
• M23: 18,159,386 km (0.1 R)
• M24: 21,654,890 km (0.089 R)
• M25: 22,542,155 km (0.082 R)
• M26: 22,889,821 km (0.088 R)
• M27: 24,098,871 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.5

Radius: 4.7

Gravity: 30.53 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 11.76 AU - 14.4 AU

Year: 17365 Days

Day: 18.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,632,443 km

• M1: 58,493 km (0.092 R)
• M2: 295,456 km (0.12 R)
• M3: 453,282 km (0.107 R)
• M4: 642,822 km (0.087 R)
• M5: 821,891 km (0.098 R)
• M6: 1,339,499 km (0.104 R)
• M7: 1,521,560 km (0.116 R)
• M8: 3,956,116 km (0.078 R)
• M9: 5,380,138 km (0.106 R)
• M10: 10,076,314 km (0.09 R)
• M11: 12,408,096 km (0.058 R)
• M12: 15,377,614 km (0.083 R)
• M13: 19,938,703 km (0.11 R)
• M14: 27,279,621 km (0.066 R)
• M15: 31,362,296 km (0.043 R)
• M16: 35,567,642 km (0.116 R)
• M17: 38,151,646 km (0.051 R)
• M18: 41,886,506 km (0.068 R)
• M19: 42,932,195 km (0.08 R)
• M20: 46,173,532 km (0.094 R)
• M21: 55,071,015 km (0.12 R)
• M22: 55,249,037 km (0.043 R)
• M23: 56,687,121 km (0.089 R)
• M24: 57,598,621 km (0.103 R)
• M25: 67,867,468 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.1

Radius: 3.3

Gravity: 42.16 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 15.38 AU - 18.1 AU

Year: 25142 Days

Day: 23.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 72 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 38,632,443 km

• M1: 40,990 km (0.089 R)
• M2: 178,321 km (0.096 R)
• M3: 287,228 km (0.117 R)
• M4: 508,334 km (0.073 R)
• M5: 624,721 km (0.096 R)
• M6: 877,840 km (0.068 R)
• M7: 1,072,916 km (0.105 R)
• M8: 1,223,411 km (0.117 R)
• M9: 3,422,051 km (0.1 R)
• M10: 4,639,479 km (0.046 R)
• M11: 5,501,910 km (0.117 R)
• M12: 6,290,740 km (0.098 R)
• M13: 6,466,069 km (0.087 R)
• M14: 8,038,193 km (0.069 R)
• M15: 12,868,259 km (0.111 R)
• M16: 16,043,025 km (0.119 R)
• M17: 19,889,785 km (0.096 R)
• M18: 21,428,399 km (0.107 R)
• M19: 24,848,506 km (0.095 R)
• M20: 26,290,031 km (0.059 R)
• M21: 28,376,622 km (0.068 R)
• M22: 30,695,987 km (0.113 R)
• M23: 38,552,418 km (0.098 R)
• M24: 40,933,867 km (0.1 R)
• M25: 41,851,650 km (0.098 R)
• M26: 43,253,831 km (0.105 R)
• M27: 54,690,139 km (0.079 R)
• M28: 55,430,349 km (0.047 R)
• M29: 60,208,206 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.2

Radius: 3.9

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 15.02 AU - 19.46 AU

Year: 26277 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 145.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,632,443 km

• M1: 48,919 km (0.096 R)
• M2: 259,104 km (0.098 R)
• M3: 425,606 km (0.082 R)
• M4: 629,657 km (0.118 R)
• M5: 816,206 km (0.083 R)
• M6: 1,146,219 km (0.083 R)
• M7: 1,991,896 km (0.107 R)
• M8: 4,795,360 km (0.082 R)
• M9: 5,062,093 km (0.106 R)
• M10: 7,431,424 km (0.074 R)
• M11: 7,925,546 km (0.117 R)
• M12: 8,393,338 km (0.037 R)
• M13: 9,129,210 km (0.103 R)
• M14: 14,606,138 km (0.108 R)
• M15: 15,024,713 km (0.09 R)
• M16: 19,158,401 km (0.081 R)
• M17: 19,998,842 km (0.051 R)
• M18: 24,183,393 km (0.087 R)
• M19: 24,768,770 km (0.05 R)
• M20: 31,037,818 km (0.12 R)
• M21: 36,092,880 km (0.067 R)
• M22: 40,566,305 km (0.09 R)
• M23: 42,935,337 km (0.112 R)
• M24: 50,434,977 km (0.062 R)
• M25: 56,174,000 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.4

Radius: 3

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.34 AU - 20.26 AU

Year: 26414 Days

Day: 24.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,632,443 km

• M1: 302,038 km (0.072 R)
• M2: 1,663,828 km (0.095 R)
• M3: 3,818,486 km (0.107 R)
• M4: 10,833,429 km (0.116 R)
• M5: 14,026,745 km (0.114 R)
• M6: 18,778,572 km (0.054 R)
• M7: 19,503,074 km (0.12 R)
• M8: 20,396,772 km (0.107 R)
• M9: 23,823,311 km (0.071 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 20,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit