🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.4 AU - 0.62 AU

Year: 135 Days

Day: 22.7 Hours

Environment

Temp: 256 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,905,563 km

• M1: 391,049 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.41 AU - 0.63 AU

Year: 139 Days

Day: 31.4 Hours

Environment

Temp: 239 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.49 AU - 0.69 AU

Year: 168 Days

Day: 33.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.49 AU - 0.77 AU

Year: 185 Days

Day: 12.5 Hours

Environment

Temp: 120 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,905,563 km

• M1: 253,269 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.28 AU - 1.74 AU

Year: 688 Days

Day: 44.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.08 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.5

Radius: 8

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.32 AU - 4.98 AU

Year: 3719 Days

Day: 8.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,905,563 km

• M1: 99,483 km (0.082 R)
• M2: 390,301 km (0.09 R)
• M3: 933,341 km (0.112 R)
• M4: 2,625,592 km (0.06 R)
• M5: 3,123,304 km (0.064 R)
• M6: 4,536,705 km (0.088 R)
• M7: 4,931,195 km (0.111 R)
• M8: 7,766,972 km (0.096 R)
• M9: 10,157,247 km (0.035 R)
• M10: 11,459,197 km (0.091 R)
• M11: 14,955,598 km (0.038 R)
• M12: 17,627,865 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 9.6

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.82 AU - 9.28 AU

Year: 7694 Days

Day: 6.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,905,563 km

• M1: 119,379 km (0.049 R)
• M2: 469,289 km (0.109 R)
• M3: 809,923 km (0.051 R)
• M4: 1,415,944 km (0.109 R)
• M5: 1,756,129 km (0.111 R)
• M6: 2,225,268 km (0.032 R)
• M7: 3,664,400 km (0.109 R)
• M8: 4,507,384 km (0.079 R)
• M9: 5,146,765 km (0.077 R)
• M10: 6,263,364 km (0.096 R)
• M11: 6,830,190 km (0.081 R)
• M12: 7,922,105 km (0.11 R)
• M13: 9,047,530 km (0.094 R)
• M14: 9,567,233 km (0.113 R)
• M15: 11,382,902 km (0.069 R)
• M16: 14,305,895 km (0.117 R)
• M17: 20,074,688 km (0.072 R)
• M18: 24,911,636 km (0.106 R)
• M19: 26,736,580 km (0.087 R)
• M20: 27,144,833 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.9

Radius: 11.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.72 AU - 13.5 AU

Year: 13733 Days

Day: 10.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,905,563 km

• M1: 147,952 km (0.109 R)
• M2: 930,499 km (0.071 R)
• M3: 1,690,456 km (0.113 R)
• M4: 2,122,943 km (0.061 R)
• M5: 2,495,741 km (0.083 R)
• M6: 4,204,747 km (0.061 R)
• M7: 4,711,286 km (0.089 R)
• M8: 5,321,795 km (0.045 R)
• M9: 8,349,356 km (0.119 R)
• M10: 10,302,805 km (0.113 R)
• M11: 11,174,213 km (0.118 R)
• M12: 11,655,021 km (0.073 R)
• M13: 15,483,529 km (0.078 R)
• M14: 20,235,805 km (0.08 R)
• M15: 23,113,170 km (0.113 R)
• M16: 23,894,969 km (0.031 R)
• M17: 26,534,623 km (0.043 R)
• M18: 30,486,400 km (0.104 R)
• M19: 31,216,139 km (0.101 R)
• M20: 34,029,177 km (0.083 R)
• M21: 37,242,839 km (0.103 R)
• M22: 38,076,847 km (0.044 R)
• M23: 41,157,516 km (0.081 R)
• M24: 42,823,288 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.1

Radius: 6.8

Gravity: 19.4 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.83 AU - 13.43 AU

Year: 16646 Days

Day: 17 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,905,563 km

• M1: 85,420 km (0.118 R)
• M2: 308,920 km (0.113 R)
• M3: 690,993 km (0.114 R)
• M4: 2,012,091 km (0.112 R)
• M5: 2,850,587 km (0.091 R)
• M6: 3,460,348 km (0.115 R)
• M7: 5,192,542 km (0.049 R)
• M8: 5,893,558 km (0.105 R)
• M9: 6,394,711 km (0.118 R)
• M10: 8,120,023 km (0.084 R)
• M11: 8,793,512 km (0.111 R)
• M12: 9,560,052 km (0.063 R)
• M13: 9,959,478 km (0.096 R)
• M14: 10,549,492 km (0.106 R)
• M15: 11,669,831 km (0.105 R)
• M16: 12,526,877 km (0.102 R)
• M17: 15,504,473 km (0.102 R)
• M18: 17,115,193 km (0.1 R)
• M19: 24,890,243 km (0.077 R)
• M20: 27,317,768 km (0.1 R)
• M21: 32,637,468 km (0.073 R)
• M22: 35,133,658 km (0.113 R)
• M23: 36,635,621 km (0.113 R)
• M24: 40,799,528 km (0.101 R)
• M25: 42,611,009 km (0.041 R)
• M26: 42,918,133 km (0.063 R)
• M27: 44,318,070 km (0.081 R)
• M28: 44,949,971 km (0.117 R)
• M29: 48,033,782 km (0.055 R)
• M30: 52,302,408 km (0.071 R)
• M31: 53,719,997 km (0.058 R)
• M32: 54,438,366 km (0.11 R)
• M33: 56,631,770 km (0.069 R)
• M34: 59,073,656 km (0.113 R)
• M35: 60,610,774 km (0.096 R)
• M36: 64,367,775 km (0.12 R)
• M37: 66,819,086 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.8

Radius: 6.9

Gravity: 12.62 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.21 AU - 19.07 AU

Year: 25173 Days

Day: 22 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,905,563 km

• M1: 85,869 km (0.077 R)
• M2: 849,118 km (0.082 R)
• M3: 1,200,673 km (0.11 R)
• M4: 2,353,175 km (0.107 R)
• M5: 3,419,508 km (0.092 R)
• M6: 4,244,391 km (0.032 R)
• M7: 5,889,070 km (0.078 R)
• M8: 6,597,116 km (0.085 R)
• M9: 7,560,228 km (0.081 R)
• M10: 8,504,340 km (0.032 R)
• M11: 10,003,759 km (0.076 R)
• M12: 17,066,873 km (0.089 R)
• M13: 20,008,715 km (0.12 R)
• M14: 25,142,316 km (0.081 R)
• M15: 44,003,914 km (0.087 R)
• M16: 45,329,651 km (0.071 R)
• M17: 49,466,481 km (0.067 R)
• M18: 50,000,545 km (0.119 R)
• M19: 66,349,498 km (0.096 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: 389 - 16,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit