🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.5 AU - 0.54 AU

Year: 164 Days

Day: 46.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.61 AU - 0.97 AU

Year: 307 Days

Day: 29.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,558,252 km

• M1: 43,084 km (0.038 R)

Asteroid Belt

Center: 1.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.6

Radius: 11.5

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.45 AU - 3.41 AU

Year: 2189 Days

Day: 14.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,558,252 km

• M1: 143,464 km (0.1 R)
• M2: 504,444 km (0.076 R)
• M3: 1,227,151 km (0.089 R)
• M4: 1,775,577 km (0.092 R)
• M5: 2,260,274 km (0.048 R)
• M6: 2,804,661 km (0.085 R)
• M7: 3,418,910 km (0.108 R)
• M8: 7,370,089 km (0.059 R)
• M9: 7,870,344 km (0.101 R)
• M10: 8,784,836 km (0.114 R)
• M11: 9,540,455 km (0.066 R)
• M12: 10,067,937 km (0.112 R)
• M13: 10,860,207 km (0.12 R)
• M14: 12,452,377 km (0.033 R)
• M15: 13,610,564 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.7

Radius: 9.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.36 AU - 6.1 AU

Year: 5221 Days

Day: 13.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,558,252 km

• M1: 166,502 km (0.073 R)
• M2: 601,683 km (0.081 R)
• M3: 1,251,536 km (0.081 R)
• M4: 1,612,216 km (0.065 R)
• M5: 2,211,356 km (0.12 R)
• M6: 2,668,676 km (0.083 R)
• M7: 3,931,282 km (0.104 R)
• M8: 4,877,788 km (0.044 R)
• M9: 5,605,582 km (0.076 R)
• M10: 6,348,634 km (0.118 R)
• M11: 6,947,924 km (0.114 R)
• M12: 7,901,012 km (0.096 R)
• M13: 8,628,656 km (0.105 R)
• M14: 9,915,048 km (0.111 R)
• M15: 10,487,110 km (0.092 R)
• M16: 13,917,688 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.5

Radius: 8.6

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.81 AU - 9.35 AU

Year: 9111 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,558,252 km

• M1: 109,805 km (0.119 R)
• M2: 422,315 km (0.05 R)
• M3: 1,165,816 km (0.102 R)
• M4: 1,920,238 km (0.06 R)
• M5: 2,838,021 km (0.117 R)
• M6: 3,809,659 km (0.071 R)
• M7: 5,781,509 km (0.102 R)
• M8: 6,542,812 km (0.111 R)
• M9: 6,967,521 km (0.117 R)
• M10: 12,750,975 km (0.027 R)
• M11: 15,883,255 km (0.101 R)
• M12: 20,618,626 km (0.067 R)
• M13: 24,802,429 km (0.111 R)
• M14: 38,281,347 km (0.079 R)
• M15: 41,722,697 km (0.092 R)
• M16: 42,514,518 km (0.068 R)
• M17: 47,191,845 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.5

Radius: 4.1

Gravity: 35.31 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 11.96 AU - 12.48 AU

Year: 18649 Days

Day: 21.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 84.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,558,252 km

• M1: 70,909 km (0.101 R)
• M2: 367,412 km (0.097 R)
• M3: 563,984 km (0.102 R)
• M4: 1,427,912 km (0.118 R)
• M5: 2,172,311 km (0.109 R)
• M6: 2,770,104 km (0.033 R)
• M7: 3,225,180 km (0.111 R)
• M8: 4,060,834 km (0.042 R)
• M9: 4,445,450 km (0.028 R)
• M10: 5,324,338 km (0.077 R)
• M11: 5,706,261 km (0.036 R)
• M12: 5,904,030 km (0.119 R)
• M13: 6,313,180 km (0.118 R)
• M14: 9,174,089 km (0.106 R)
• M15: 19,940,349 km (0.086 R)
• M16: 29,824,430 km (0.117 R)
• M17: 30,780,959 km (0.065 R)
• M18: 37,501,793 km (0.101 R)
• M19: 57,879,416 km (0.117 R)
• M20: 59,365,372 km (0.099 R)
• M21: 66,367,151 km (0.091 R)
• M22: 67,585,176 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841

Radius: 3.9

Gravity: 55.29 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 11.15 AU - 14.97 AU

Year: 20604 Days

Day: 23.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,558,252 km

• M1: 49,218 km (0.099 R)
• M2: 683,513 km (0.108 R)
• M3: 1,072,318 km (0.069 R)
• M4: 1,346,231 km (0.116 R)
• M5: 1,576,762 km (0.093 R)
• M6: 2,313,531 km (0.092 R)
• M7: 2,873,476 km (0.034 R)
• M8: 3,312,994 km (0.096 R)
• M9: 3,579,279 km (0.057 R)
• M10: 3,827,611 km (0.068 R)
• M11: 6,290,441 km (0.113 R)
• M12: 9,119,785 km (0.096 R)
• M13: 9,582,940 km (0.093 R)
• M14: 10,122,540 km (0.118 R)
• M15: 14,094,812 km (0.118 R)
• M16: 15,430,422 km (0.099 R)
• M17: 15,756,545 km (0.062 R)
• M18: 18,350,423 km (0.072 R)
• M19: 18,624,486 km (0.116 R)
• M20: 19,463,132 km (0.106 R)
• M21: 20,521,836 km (0.109 R)
• M22: 22,648,669 km (0.036 R)
• M23: 25,253,916 km (0.084 R)
• M24: 27,097,560 km (0.091 R)
• M25: 28,659,960 km (0.033 R)
• M26: 30,664,123 km (0.06 R)
• M27: 30,792,478 km (0.088 R)
• M28: 32,492,807 km (0.085 R)
• M29: 33,163,006 km (0.107 R)
• M30: 33,979,511 km (0.047 R)
• M31: 43,376,950 km (0.087 R)
• M32: 53,433,367 km (0.099 R)
• M33: 53,991,966 km (0.09 R)
• M34: 60,396,700 km (0.046 R)
• M35: 64,725,464 km (0.101 R)
• M36: 69,256,185 km (0.092 R)
• M37: 71,036,399 km (0.101 R)
• M38: 82,114,570 km (0.095 R)
• M39: 83,107,302 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.4

Radius: 3.7

Gravity: 30.56 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 13.08 AU - 13.32 AU

Year: 20936 Days

Day: 18.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,558,252 km

• M1: 46,076 km (0.084 R)
• M2: 182,210 km (0.101 R)
• M3: 313,408 km (0.108 R)
• M4: 495,019 km (0.114 R)
• M5: 644,617 km (0.027 R)
• M6: 793,617 km (0.044 R)
• M7: 1,012,179 km (0.115 R)
• M8: 1,148,912 km (0.119 R)
• M9: 1,537,567 km (0.089 R)
• M10: 1,989,352 km (0.083 R)
• M11: 2,730,012 km (0.093 R)
• M12: 3,046,860 km (0.076 R)
• M13: 3,609,946 km (0.035 R)
• M14: 3,871,294 km (0.073 R)
• M15: 5,789,438 km (0.087 R)
• M16: 6,562,410 km (0.103 R)
• M17: 6,690,466 km (0.064 R)
• M18: 8,211,278 km (0.079 R)
• M19: 10,753,693 km (0.091 R)
• M20: 14,412,708 km (0.084 R)
• M21: 16,836,044 km (0.096 R)
• M22: 18,396,349 km (0.116 R)
• M23: 26,455,785 km (0.081 R)
• M24: 27,217,537 km (0.088 R)
• M25: 30,057,503 km (0.07 R)
• M26: 32,714,810 km (0.077 R)
• M27: 37,393,633 km (0.095 R)
• M28: 41,326,861 km (0.088 R)
• M29: 42,499,259 km (0.093 R)
• M30: 42,944,612 km (0.117 R)
• M31: 44,910,328 km (0.11 R)
• M32: 50,998,363 km (0.11 R)
• M33: 63,030,819 km (0.091 R)
• M34: 66,358,923 km (0.112 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: 364 - 13,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit