🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.92 AU - 1 AU

Year: 362 Days

Day: 17.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 72,507,393 km

• M1: 34,108 km (0.106 R)
• M2: 43,832 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.77 AU - 1.19 AU

Year: 374 Days

Day: 22.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.31 AU - 1.99 AU

Year: 816 Days

Day: 42 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.5

Radius: 10.4

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.98 AU - 4.38 AU

Year: 3290 Days

Day: 10.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,507,393 km

• M1: 129,552 km (0.084 R)
• M2: 493,673 km (0.108 R)
• M3: 875,896 km (0.095 R)
• M4: 1,329,327 km (0.079 R)
• M5: 3,585,263 km (0.084 R)
• M6: 4,256,508 km (0.031 R)
• M7: 4,984,751 km (0.049 R)
• M8: 5,766,549 km (0.065 R)
• M9: 6,449,015 km (0.063 R)
• M10: 7,540,032 km (0.114 R)
• M11: 12,916,131 km (0.097 R)
• M12: 13,540,103 km (0.098 R)
• M13: 14,952,457 km (0.083 R)
• M14: 18,485,360 km (0.092 R)
• M15: 19,216,295 km (0.081 R)
• M16: 19,776,988 km (0.119 R)
• M17: 20,541,583 km (0.11 R)
• M18: 21,524,890 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.6

Radius: 8.2

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.17 AU - 5.65 AU

Year: 4189 Days

Day: 14.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,507,393 km

• M1: 103,372 km (0.117 R)
• M2: 418,874 km (0.109 R)
• M3: 825,032 km (0.115 R)
• M4: 1,234,332 km (0.113 R)
• M5: 1,959,283 km (0.033 R)
• M6: 2,925,835 km (0.079 R)
• M7: 3,219,496 km (0.115 R)
• M8: 3,497,000 km (0.097 R)
• M9: 3,943,250 km (0.046 R)
• M10: 5,710,300 km (0.067 R)
• M11: 7,491,562 km (0.105 R)
• M12: 8,557,597 km (0.097 R)
• M13: 14,071,774 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.9

Radius: 11.8

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.79 AU - 5.81 AU

Year: 4698 Days

Day: 6.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,507,393 km

• M1: 146,756 km (0.104 R)
• M2: 626,516 km (0.049 R)
• M3: 1,088,325 km (0.072 R)
• M4: 2,217,040 km (0.114 R)
• M5: 2,674,361 km (0.118 R)
• M6: 3,214,409 km (0.048 R)
• M7: 3,803,825 km (0.069 R)
• M8: 4,464,449 km (0.062 R)
• M9: 4,875,395 km (0.05 R)
• M10: 5,311,622 km (0.062 R)
• M11: 5,803,649 km (0.085 R)
• M12: 7,715,959 km (0.11 R)
• M13: 9,177,231 km (0.062 R)
• M14: 10,455,395 km (0.089 R)
• M15: 10,906,732 km (0.029 R)
• M16: 11,704,089 km (0.043 R)
• M17: 16,587,262 km (0.084 R)
• M18: 18,938,642 km (0.118 R)
• M19: 21,359,883 km (0.09 R)
• M20: 22,682,179 km (0.12 R)
• M21: 23,287,153 km (0.073 R)
• M22: 24,371,737 km (0.104 R)
• M23: 26,892,611 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.9

Radius: 11.9

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.23 AU - 8.25 AU

Year: 8290 Days

Day: 11.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,507,393 km

• M1: 152,141 km (0.096 R)
• M2: 1,227,600 km (0.066 R)
• M3: 3,157,263 km (0.072 R)
• M4: 3,918,866 km (0.065 R)
• M5: 4,404,461 km (0.116 R)
• M6: 7,588,651 km (0.026 R)
• M7: 10,762,370 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.6

Radius: 8

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 11.63 AU - 16.17 AU

Year: 19952 Days

Day: 25 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,507,393 km

• M1: 99,483 km (0.118 R)
• M2: 418,874 km (0.097 R)
• M3: 732,431 km (0.087 R)
• M4: 2,034,980 km (0.112 R)
• M5: 2,585,051 km (0.071 R)
• M6: 3,124,800 km (0.051 R)
• M7: 4,231,525 km (0.065 R)
• M8: 5,977,781 km (0.092 R)
• M9: 6,351,926 km (0.075 R)
• M10: 8,157,422 km (0.079 R)
• M11: 8,514,363 km (0.106 R)
• M12: 10,940,541 km (0.108 R)
• M13: 11,501,084 km (0.086 R)
• M14: 12,679,766 km (0.079 R)
• M15: 13,793,223 km (0.063 R)
• M16: 16,373,637 km (0.065 R)
• M17: 18,727,110 km (0.094 R)
• M18: 19,259,230 km (0.118 R)
• M19: 20,076,483 km (0.085 R)
• M20: 24,407,042 km (0.061 R)
• M21: 25,796,657 km (0.1 R)
• M22: 31,261,617 km (0.104 R)
• M23: 32,643,602 km (0.114 R)
• M24: 33,673,882 km (0.046 R)
• M25: 42,710,192 km (0.062 R)
• M26: 45,197,705 km (0.117 R)
• M27: 51,144,819 km (0.076 R)
• M28: 51,662,727 km (0.119 R)
• M29: 53,061,018 km (0.087 R)
• M30: 54,663,960 km (0.076 R)
• M31: 60,817,967 km (0.052 R)
• M32: 64,161,330 km (0.037 R)
• M33: 67,625,269 km (0.055 R)
• M34: 70,356,776 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 16,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit