🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.48 AU - 0.64 AU

Year: 177 Days

Day: 15.6 Hours

Environment

Temp: 158 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,061,444 km

• M1: 33,510 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.93 AU - 1.07 AU

Year: 422 Days

Day: 32.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 78.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.76 AU - 2.06 AU

Year: 1113 Days

Day: 37 Hours

Environment

Temp: -116 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,061,444 km

• M1: 907,610 km (0.102 R)

Asteroid Belt

Center: 3.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.9

Radius: 9.5

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.37 AU - 4.67 AU

Year: 4053 Days

Day: 7.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,061,444 km

• M1: 118,182 km (0.115 R)
• M2: 425,008 km (0.067 R)
• M3: 738,116 km (0.066 R)
• M4: 1,062,594 km (0.081 R)
• M5: 1,399,937 km (0.03 R)
• M6: 1,949,709 km (0.118 R)
• M7: 2,387,133 km (0.12 R)
• M8: 4,374,840 km (0.049 R)
• M9: 4,705,152 km (0.095 R)
• M10: 5,853,615 km (0.033 R)
• M11: 6,493,595 km (0.059 R)
• M12: 7,179,351 km (0.062 R)
• M13: 8,086,214 km (0.101 R)
• M14: 8,917,379 km (0.096 R)
• M15: 9,764,552 km (0.075 R)
• M16: 10,496,983 km (0.074 R)
• M17: 11,979,648 km (0.077 R)
• M18: 14,150,313 km (0.093 R)
• M19: 16,970,831 km (0.099 R)
• M20: 17,494,424 km (0.112 R)
• M21: 18,148,914 km (0.089 R)
• M22: 21,941,520 km (0.108 R)
• M23: 22,493,386 km (0.086 R)
• M24: 23,125,288 km (0.102 R)
• M25: 23,553,138 km (0.096 R)
• M26: 24,868,252 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.8

Radius: 8.2

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.03 AU - 6.31 AU

Year: 5694 Days

Day: 11.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,061,444 km

• M1: 102,026 km (0.04 R)
• M2: 357,539 km (0.038 R)
• M3: 746,793 km (0.096 R)
• M4: 1,361,341 km (0.101 R)
• M5: 4,196,669 km (0.103 R)
• M6: 4,797,005 km (0.117 R)
• M7: 5,331,967 km (0.082 R)
• M8: 6,088,933 km (0.1 R)
• M9: 6,716,196 km (0.091 R)
• M10: 7,721,494 km (0.112 R)
• M11: 8,325,271 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.6

Radius: 9.9

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.78 AU - 6.42 AU

Year: 6354 Days

Day: 5.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,061,444 km

• M1: 141,071 km (0.059 R)
• M2: 521,947 km (0.084 R)
• M3: 956,978 km (0.073 R)
• M4: 1,268,889 km (0.111 R)
• M5: 1,919,789 km (0.094 R)
• M6: 3,038,482 km (0.101 R)
• M7: 3,552,800 km (0.102 R)
• M8: 4,261,595 km (0.1 R)
• M9: 4,863,876 km (0.099 R)
• M10: 5,665,122 km (0.03 R)
• M11: 10,447,018 km (0.097 R)
• M12: 10,891,024 km (0.108 R)
• M13: 12,056,242 km (0.097 R)
• M14: 13,431,944 km (0.043 R)
• M15: 13,912,901 km (0.111 R)
• M16: 15,425,186 km (0.116 R)
• M17: 16,541,934 km (0.073 R)
• M18: 16,942,856 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836

Radius: 14

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.26 AU - 9.56 AU

Year: 9383 Days

Day: 10.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,061,444 km

• M1: 174,431 km (0.107 R)
• M2: 1,792,182 km (0.07 R)
• M3: 2,418,698 km (0.112 R)
• M4: 3,876,679 km (0.102 R)
• M5: 7,172,320 km (0.1 R)
• M6: 7,665,096 km (0.091 R)
• M7: 10,740,678 km (0.049 R)
• M8: 11,223,281 km (0.055 R)
• M9: 11,664,445 km (0.108 R)
• M10: 12,117,278 km (0.081 R)
• M11: 12,640,721 km (0.105 R)
• M12: 13,300,896 km (0.044 R)
• M13: 16,244,534 km (0.074 R)
• M14: 16,881,521 km (0.063 R)
• M15: 19,048,446 km (0.12 R)
• M16: 26,461,619 km (0.057 R)
• M17: 29,168,593 km (0.112 R)
• M18: 30,429,104 km (0.108 R)
• M19: 37,281,734 km (0.026 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.2

Radius: 6.3

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9.47 AU - 13.07 AU

Year: 15957 Days

Day: 18.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,061,444 km

• M1: 78,389 km (0.043 R)
• M2: 362,924 km (0.044 R)
• M3: 632,201 km (0.061 R)
• M4: 941,270 km (0.029 R)
• M5: 1,453,194 km (0.029 R)
• M6: 2,065,947 km (0.097 R)
• M7: 2,335,821 km (0.101 R)
• M8: 2,690,518 km (0.115 R)
• M9: 2,902,797 km (0.098 R)
• M10: 3,149,334 km (0.068 R)
• M11: 3,582,719 km (0.118 R)
• M12: 5,552,475 km (0.033 R)
• M13: 6,257,978 km (0.109 R)
• M14: 7,141,354 km (0.106 R)
• M15: 7,718,203 km (0.065 R)
• M16: 8,415,030 km (0.109 R)
• M17: 10,546,650 km (0.086 R)
• M18: 20,321,225 km (0.092 R)
• M19: 21,644,568 km (0.079 R)
• M20: 22,500,268 km (0.108 R)
• M21: 23,378,407 km (0.063 R)
• M22: 27,813,087 km (0.106 R)
• M23: 34,478,270 km (0.087 R)
• M24: 45,655,625 km (0.042 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 20,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit