🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.54 AU - 0.78 AU

Year: 189 Days

Day: 16.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,265,602 km

• M1: 53,556 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.9 AU - 0.96 AU

Year: 317 Days

Day: 25.9 Hours

Environment

Temp: 108 °C

Axial Tilt: 138.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.2 AU - 1.82 AU

Year: 655 Days

Day: 30.3 Hours

Environment

Temp: -19 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.49 AU - 2.27 AU

Year: 910 Days

Day: 21 Hours

Environment

Temp: -55 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.43 AU - 2.61 AU

Year: 1413 Days

Day: 14.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.7

Radius: 13.1

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.81 AU - 8.57 AU

Year: 7530 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,265,602 km

• M1: 177,273 km (0.056 R)
• M2: 666,159 km (0.107 R)
• M3: 1,187,059 km (0.103 R)
• M4: 2,122,495 km (0.119 R)
• M5: 2,940,346 km (0.113 R)
• M6: 4,591,907 km (0.086 R)
• M7: 5,508,642 km (0.04 R)
• M8: 6,027,747 km (0.103 R)
• M9: 6,579,314 km (0.068 R)
• M10: 7,052,193 km (0.053 R)
• M11: 7,508,766 km (0.107 R)
• M12: 8,998,761 km (0.083 R)
• M13: 9,445,610 km (0.109 R)
• M14: 10,335,866 km (0.113 R)
• M15: 11,027,009 km (0.061 R)
• M16: 12,446,992 km (0.09 R)
• M17: 13,059,146 km (0.05 R)
• M18: 14,708,612 km (0.085 R)
• M19: 19,582,660 km (0.083 R)
• M20: 20,641,664 km (0.048 R)
• M21: 22,382,534 km (0.046 R)
• M22: 27,067,640 km (0.107 R)
• M23: 30,132,452 km (0.12 R)
• M24: 30,631,361 km (0.042 R)
• M25: 33,741,650 km (0.067 R)
• M26: 34,714,335 km (0.116 R)
• M27: 37,629,549 km (0.086 R)
• M28: 38,208,343 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.9

Radius: 12.6

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.71 AU - 11.95 AU

Year: 10882 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,265,602 km

• M1: 156,629 km (0.084 R)
• M2: 1,586,037 km (0.09 R)
• M3: 2,215,993 km (0.119 R)
• M4: 4,784,888 km (0.083 R)
• M5: 5,979,277 km (0.104 R)
• M6: 7,663,899 km (0.061 R)
• M7: 8,740,405 km (0.058 R)
• M8: 16,694,973 km (0.059 R)
• M9: 19,269,851 km (0.048 R)
• M10: 19,771,603 km (0.043 R)
• M11: 21,634,844 km (0.068 R)
• M12: 36,524,021 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.5

Radius: 13.6

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.93 AU - 10.17 AU

Year: 11250 Days

Day: 7 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,265,602 km

• M1: 169,195 km (0.109 R)
• M2: 711,188 km (0.089 R)
• M3: 1,348,625 km (0.112 R)
• M4: 3,050,600 km (0.088 R)
• M5: 3,836,288 km (0.114 R)
• M6: 6,728,164 km (0.092 R)
• M7: 8,025,178 km (0.065 R)
• M8: 8,580,784 km (0.062 R)
• M9: 13,681,772 km (0.07 R)
• M10: 19,573,685 km (0.071 R)
• M11: 23,146,830 km (0.071 R)
• M12: 25,126,159 km (0.115 R)
• M13: 28,643,654 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.8

Radius: 12.5

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 11.95 AU - 14.15 AU

Year: 16646 Days

Day: 8.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,265,602 km

• M1: 155,881 km (0.108 R)
• M2: 625,917 km (0.064 R)
• M3: 1,056,610 km (0.082 R)
• M4: 1,470,248 km (0.08 R)
• M5: 2,953,511 km (0.08 R)
• M6: 5,495,029 km (0.11 R)
• M7: 6,425,827 km (0.073 R)
• M8: 7,697,558 km (0.03 R)
• M9: 13,694,937 km (0.12 R)
• M10: 15,018,579 km (0.089 R)
• M11: 17,495,471 km (0.089 R)
• M12: 21,947,952 km (0.071 R)
• M13: 24,592,843 km (0.099 R)
• M14: 28,247,369 km (0.074 R)
• M15: 34,318,948 km (0.091 R)
• M16: 59,724,108 km (0.087 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 19,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit