🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.71 AU - 0.79 AU

Year: 240 Days

Day: 14.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.96 AU - 1.18 AU

Year: 408 Days

Day: 23.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.17 AU - 1.21 AU

Year: 479 Days

Day: 27 Hours

Environment

Temp: -3 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.01 AU - 2.05 AU

Year: 1067 Days

Day: 45.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.1

Radius: 6.8

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 10.84 AU - 13.62 AU

Year: 15780 Days

Day: 15.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,368,188 km

• M1: 84,523 km (0.091 R)
• M2: 309,668 km (0.095 R)
• M3: 535,560 km (0.114 R)
• M4: 849,118 km (0.104 R)
• M5: 1,592,170 km (0.105 R)
• M6: 1,805,198 km (0.118 R)
• M7: 2,501,875 km (0.104 R)
• M8: 3,103,707 km (0.062 R)
• M9: 3,389,589 km (0.117 R)
• M10: 5,456,134 km (0.065 R)
• M11: 5,802,602 km (0.087 R)
• M12: 6,237,633 km (0.12 R)
• M13: 7,889,493 km (0.11 R)
• M14: 11,573,490 km (0.117 R)
• M15: 13,785,743 km (0.104 R)
• M16: 16,478,505 km (0.096 R)
• M17: 17,797,210 km (0.116 R)
• M18: 19,986,126 km (0.108 R)
• M19: 23,325,150 km (0.109 R)
• M20: 27,417,699 km (0.101 R)
• M21: 30,648,714 km (0.106 R)
• M22: 32,862,613 km (0.04 R)
• M23: 33,203,696 km (0.098 R)
• M24: 35,299,712 km (0.085 R)
• M25: 36,745,127 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.4

Radius: 4.1

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.55 AU - 13.63 AU

Year: 16482 Days

Day: 16.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,368,188 km

• M1: 51,013 km (0.12 R)
• M2: 199,863 km (0.067 R)
• M3: 363,373 km (0.108 R)
• M4: 638,334 km (0.109 R)
• M5: 881,431 km (0.097 R)
• M6: 1,009,337 km (0.106 R)
• M7: 1,230,442 km (0.07 R)
• M8: 1,456,634 km (0.117 R)
• M9: 2,378,008 km (0.106 R)
• M10: 2,688,723 km (0.12 R)
• M11: 3,114,478 km (0.08 R)
• M12: 4,262,492 km (0.115 R)
• M13: 4,750,181 km (0.089 R)
• M14: 5,023,048 km (0.106 R)
• M15: 6,327,392 km (0.096 R)
• M16: 6,884,045 km (0.109 R)
• M17: 8,571,808 km (0.098 R)
• M18: 9,021,649 km (0.075 R)
• M19: 9,534,620 km (0.1 R)
• M20: 11,032,095 km (0.118 R)
• M21: 13,145,015 km (0.11 R)
• M22: 13,501,507 km (0.084 R)
• M23: 15,251,204 km (0.043 R)
• M24: 23,069,787 km (0.105 R)
• M25: 24,026,316 km (0.11 R)
• M26: 30,019,206 km (0.064 R)
• M27: 30,740,866 km (0.118 R)
• M28: 30,949,256 km (0.086 R)
• M29: 35,315,569 km (0.025 R)
• M30: 37,645,107 km (0.056 R)
• M31: 39,335,414 km (0.091 R)
• M32: 40,199,192 km (0.107 R)
• M33: 43,387,422 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.5

Radius: 4

Gravity: 55.59 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 14.16 AU - 18.06 AU

Year: 23857 Days

Day: 22.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 93,368,188 km

• M1: 49,816 km (0.087 R)
• M2: 207,043 km (0.099 R)
• M3: 424,858 km (0.098 R)
• M4: 818,899 km (0.083 R)
• M5: 1,003,353 km (0.116 R)
• M6: 1,200,074 km (0.108 R)
• M7: 1,456,036 km (0.101 R)
• M8: 2,187,270 km (0.113 R)
• M9: 2,966,526 km (0.047 R)
• M10: 3,653,180 km (0.074 R)
• M11: 3,815,494 km (0.089 R)
• M12: 4,260,099 km (0.097 R)
• M13: 4,815,107 km (0.051 R)
• M14: 5,500,564 km (0.089 R)
• M15: 6,341,155 km (0.038 R)
• M16: 8,384,512 km (0.063 R)
• M17: 8,553,408 km (0.043 R)
• M18: 9,252,030 km (0.115 R)
• M19: 12,283,481 km (0.066 R)
• M20: 12,945,302 km (0.044 R)
• M21: 15,745,625 km (0.11 R)
• M22: 19,215,398 km (0.114 R)
• M23: 22,182,671 km (0.076 R)
• M24: 23,051,985 km (0.094 R)
• M25: 24,512,658 km (0.075 R)
• M26: 35,758,678 km (0.107 R)
• M27: 46,059,389 km (0.119 R)
• M28: 57,764,375 km (0.084 R)
• M29: 58,376,231 km (0.111 R)
• M30: 60,866,736 km (0.045 R)
• M31: 69,909,179 km (0.076 R)
• M32: 71,771,972 km (0.085 R)
• M33: 72,715,635 km (0.037 R)
• M34: 73,906,883 km (0.092 R)
• M35: 74,146,689 km (0.105 R)
• M36: 77,311,432 km (0.086 R)
• M37: 77,558,567 km (0.08 R)
• M38: 81,584,246 km (0.06 R)
• M39: 82,096,918 km (0.03 R)
• M40: 85,219,025 km (0.077 R)
• M41: 91,422,251 km (0.073 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 19,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit