🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.76 AU - 0.76 AU

Year: 251 Days

Day: 36.1 Hours

Environment

Temp: 173 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,483,439 km

• M1: 260,599 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.7 AU - 1.16 AU

Year: 340 Days

Day: 46.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.05 AU - 1.65 AU

Year: 594 Days

Day: 16.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.26 AU - 2.42 AU

Year: 1356 Days

Day: 38.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.27 AU - 3.21 AU

Year: 1718 Days

Day: 12.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,483,439 km

• M1: 1,293,722 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.1

Radius: 8.4

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.7 AU - 8.18 AU

Year: 6924 Days

Day: 9.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 29,483,439 km

• M1: 104,419 km (0.107 R)
• M2: 371,452 km (0.094 R)
• M3: 845,378 km (0.101 R)
• M4: 1,230,592 km (0.118 R)
• M5: 1,516,025 km (0.107 R)
• M6: 2,108,133 km (0.084 R)
• M7: 2,449,067 km (0.04 R)
• M8: 2,767,411 km (0.113 R)
• M9: 3,220,693 km (0.083 R)
• M10: 3,557,587 km (0.043 R)
• M11: 3,917,819 km (0.113 R)
• M12: 4,655,635 km (0.067 R)
• M13: 5,328,527 km (0.055 R)
• M14: 5,833,719 km (0.105 R)
• M15: 8,098,331 km (0.119 R)
• M16: 10,403,784 km (0.117 R)
• M17: 12,289,016 km (0.077 R)
• M18: 14,511,442 km (0.118 R)
• M19: 15,308,350 km (0.075 R)
• M20: 18,575,268 km (0.098 R)
• M21: 19,661,499 km (0.069 R)
• M22: 20,107,599 km (0.071 R)
• M23: 21,565,131 km (0.092 R)
• M24: 22,279,461 km (0.12 R)
• M25: 22,683,226 km (0.104 R)
• M26: 23,009,648 km (0.07 R)
• M27: 24,176,961 km (0.112 R)
• M28: 26,179,478 km (0.092 R)
• M29: 28,008,761 km (0.067 R)
• M30: 28,384,550 km (0.06 R)
• M31: 29,435,326 km (0.084 R)
• M32: 31,110,074 km (0.12 R)
• M33: 34,756,372 km (0.064 R)
• M34: 35,958,691 km (0.075 R)
• M35: 36,738,095 km (0.12 R)
• M36: 37,985,592 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.4

Radius: 11.1

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.48 AU - 9.8 AU

Year: 9619 Days

Day: 7.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,483,439 km

• M1: 138,079 km (0.06 R)
• M2: 492,476 km (0.047 R)
• M3: 1,357,451 km (0.095 R)
• M4: 2,415,407 km (0.085 R)
• M5: 2,931,819 km (0.041 R)
• M6: 3,316,286 km (0.105 R)
• M7: 4,427,798 km (0.058 R)
• M8: 5,114,452 km (0.104 R)
• M9: 7,566,361 km (0.073 R)
• M10: 9,204,009 km (0.09 R)
• M11: 9,892,907 km (0.105 R)
• M12: 11,425,238 km (0.118 R)
• M13: 13,053,461 km (0.079 R)
• M14: 13,864,132 km (0.074 R)
• M15: 16,299,436 km (0.068 R)
• M16: 17,035,009 km (0.101 R)
• M17: 17,445,505 km (0.056 R)
• M18: 20,352,790 km (0.081 R)
• M19: 23,653,069 km (0.097 R)
• M20: 34,455,980 km (0.11 R)
• M21: 35,890,324 km (0.071 R)
• M22: 36,792,549 km (0.052 R)
• M23: 39,232,790 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.6

Radius: 12.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.73 AU - 10.19 AU

Year: 10158 Days

Day: 10.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 77.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,483,439 km

• M1: 159,172 km (0.119 R)
• M2: 646,263 km (0.04 R)
• M3: 1,239,718 km (0.074 R)
• M4: 1,692,102 km (0.059 R)
• M5: 2,256,085 km (0.082 R)
• M6: 2,965,329 km (0.047 R)
• M7: 3,517,345 km (0.103 R)
• M8: 5,464,212 km (0.103 R)
• M9: 6,189,911 km (0.074 R)
• M10: 6,823,608 km (0.114 R)
• M11: 9,900,088 km (0.081 R)
• M12: 13,989,495 km (0.042 R)
• M13: 17,365,770 km (0.083 R)
• M14: 19,398,505 km (0.067 R)
• M15: 26,443,518 km (0.117 R)
• M16: 29,642,369 km (0.103 R)
• M17: 31,012,686 km (0.102 R)
• M18: 32,204,831 km (0.078 R)
• M19: 34,106,968 km (0.088 R)
• M20: 37,280,238 km (0.117 R)
• M21: 38,011,173 km (0.074 R)
• M22: 38,627,666 km (0.066 R)
• M23: 39,501,916 km (0.115 R)
• M24: 41,419,761 km (0.113 R)
• M25: 46,554,857 km (0.106 R)
• M26: 47,687,463 km (0.084 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.8

Radius: 9.7

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.01 AU - 9.31 AU

Year: 10500 Days

Day: 5.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,483,439 km

• M1: 121,025 km (0.089 R)
• M2: 550,969 km (0.082 R)
• M3: 852,857 km (0.03 R)
• M4: 4,523,989 km (0.049 R)
• M5: 5,229,642 km (0.076 R)
• M6: 5,622,486 km (0.106 R)
• M7: 7,170,974 km (0.099 R)
• M8: 9,059,647 km (0.102 R)
• M9: 10,099,053 km (0.098 R)
• M10: 12,230,673 km (0.086 R)
• M11: 12,597,637 km (0.09 R)
• M12: 13,353,704 km (0.074 R)
• M13: 16,239,148 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.6

Radius: 6.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 13.02 AU - 17.08 AU

Year: 22113 Days

Day: 18.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,483,439 km

• M1: 84,523 km (0.064 R)
• M2: 323,281 km (0.096 R)
• M3: 1,490,743 km (0.108 R)
• M4: 2,538,077 km (0.087 R)
• M5: 4,123,665 km (0.054 R)
• M6: 7,023,620 km (0.112 R)
• M7: 8,498,206 km (0.093 R)
• M8: 9,410,304 km (0.071 R)
• M9: 9,911,308 km (0.084 R)
• M10: 11,057,676 km (0.062 R)
• M11: 16,773,212 km (0.029 R)
• M12: 18,012,032 km (0.117 R)
• M13: 25,932,641 km (0.105 R)
• M14: 27,249,402 km (0.054 R)
• M15: 29,307,420 km (0.046 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 10,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit