🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.5 AU - 0.52 AU

Year: 132 Days

Day: 15.7 Hours

Environment

Temp: 255 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,170,228 km

• M1: 197,619 km (0.108 R)
• M2: 394,639 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.6 AU - 0.66 AU

Year: 182 Days

Day: 35.3 Hours

Environment

Temp: 226 °C

Axial Tilt: 43 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.91 AU - 1.19 AU

Year: 391 Days

Day: 23.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.3 AU - 2.88 AU

Year: 1515 Days

Day: 21.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,170,228 km

• M1: 1,089,072 km (0.053 R)
• M2: 2,591,933 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.32 AU - 4.9 AU

Year: 3028 Days

Day: 28.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462

Radius: 11.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.27 AU - 12.33 AU

Year: 12014 Days

Day: 5.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,170,228 km

• M1: 141,819 km (0.091 R)
• M2: 520,750 km (0.065 R)
• M3: 1,073,963 km (0.09 R)
• M4: 1,433,447 km (0.079 R)
• M5: 1,890,767 km (0.088 R)
• M6: 2,278,675 km (0.114 R)
• M7: 2,761,277 km (0.073 R)
• M8: 3,264,824 km (0.031 R)
• M9: 4,486,590 km (0.073 R)
• M10: 5,059,250 km (0.086 R)
• M11: 7,193,114 km (0.113 R)
• M12: 7,936,167 km (0.108 R)
• M13: 8,775,411 km (0.103 R)
• M14: 9,478,820 km (0.037 R)
• M15: 10,372,219 km (0.054 R)
• M16: 11,760,637 km (0.116 R)
• M17: 14,196,389 km (0.052 R)
• M18: 15,904,946 km (0.059 R)
• M19: 16,667,447 km (0.102 R)
• M20: 17,022,143 km (0.114 R)
• M21: 19,490,658 km (0.076 R)
• M22: 20,283,526 km (0.086 R)
• M23: 20,933,230 km (0.045 R)
• M24: 27,321,508 km (0.068 R)
• M25: 29,331,655 km (0.102 R)
• M26: 31,116,058 km (0.096 R)
• M27: 32,308,652 km (0.09 R)
• M28: 38,732,534 km (0.116 R)
• M29: 39,732,746 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.9

Radius: 10.1

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.22 AU - 12.88 AU

Year: 14266 Days

Day: 9.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,170,228 km

• M1: 138,079 km (0.088 R)
• M2: 489,185 km (0.115 R)
• M3: 1,275,771 km (0.092 R)
• M4: 2,720,886 km (0.092 R)
• M5: 4,355,093 km (0.113 R)
• M6: 8,042,082 km (0.084 R)
• M7: 9,427,807 km (0.114 R)
• M8: 10,966,422 km (0.089 R)
• M9: 12,975,820 km (0.034 R)
• M10: 22,565,642 km (0.107 R)
• M11: 29,632,945 km (0.073 R)
• M12: 33,487,035 km (0.102 R)
• M13: 33,842,330 km (0.115 R)
• M14: 34,440,123 km (0.105 R)
• M15: 36,151,522 km (0.103 R)
• M16: 38,434,236 km (0.042 R)
• M17: 43,284,798 km (0.102 R)
• M18: 45,710,976 km (0.049 R)
• M19: 52,888,382 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.6

Radius: 5.6

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.42 AU - 14.78 AU

Year: 19242 Days

Day: 19.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,170,228 km

• M1: 70,760 km (0.063 R)
• M2: 332,406 km (0.041 R)
• M3: 515,514 km (0.111 R)
• M4: 924,814 km (0.109 R)
• M5: 1,212,940 km (0.109 R)
• M6: 1,848,132 km (0.099 R)
• M7: 2,661,496 km (0.083 R)
• M8: 4,929,699 km (0.097 R)
• M9: 5,269,435 km (0.111 R)
• M10: 7,036,934 km (0.089 R)
• M11: 7,734,659 km (0.084 R)
• M12: 8,287,423 km (0.074 R)
• M13: 12,354,091 km (0.109 R)
• M14: 15,918,410 km (0.073 R)
• M15: 18,858,906 km (0.053 R)
• M16: 23,727,269 km (0.029 R)
• M17: 24,596,134 km (0.033 R)
• M18: 27,540,519 km (0.098 R)
• M19: 31,742,873 km (0.108 R)
• M20: 34,239,213 km (0.09 R)
• M21: 34,729,146 km (0.098 R)
• M22: 36,226,770 km (0.088 R)
• M23: 38,158,826 km (0.092 R)
• M24: 45,240,341 km (0.1 R)
• M25: 46,574,604 km (0.041 R)
• M26: 52,660,395 km (0.066 R)
• M27: 52,986,070 km (0.107 R)
• M28: 55,639,637 km (0.066 R)
• M29: 56,316,567 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.9

Radius: 7.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 12.83 AU - 15.47 AU

Year: 19345 Days

Day: 18.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,170,228 km

• M1: 241,002 km (0.105 R)
• M2: 508,334 km (0.119 R)
• M3: 842,685 km (0.12 R)
• M4: 1,698,235 km (0.084 R)
• M5: 2,188,467 km (0.099 R)
• M6: 4,430,042 km (0.055 R)
• M7: 5,180,873 km (0.069 R)
• M8: 6,992,803 km (0.115 R)
• M9: 9,190,545 km (0.041 R)
• M10: 11,052,440 km (0.115 R)
• M11: 11,512,155 km (0.1 R)
• M12: 12,469,731 km (0.104 R)
• M13: 14,052,476 km (0.104 R)
• M14: 14,691,558 km (0.075 R)
• M15: 16,240,195 km (0.088 R)
• M16: 17,275,562 km (0.05 R)
• M17: 20,271,259 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.1

Radius: 4.9

Gravity: 19.54 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 17.88 AU - 20.16 AU

Year: 30147 Days

Day: 15.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 99.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,170,228 km

• M1: 60,886 km (0.118 R)
• M2: 382,671 km (0.101 R)
• M3: 900,430 km (0.052 R)
• M4: 1,064,538 km (0.027 R)
• M5: 1,325,138 km (0.091 R)
• M6: 1,756,877 km (0.081 R)
• M7: 2,015,981 km (0.076 R)
• M8: 2,209,860 km (0.065 R)
• M9: 2,487,813 km (0.059 R)
• M10: 4,487,787 km (0.067 R)
• M11: 5,827,735 km (0.055 R)
• M12: 6,045,100 km (0.089 R)
• M13: 8,862,776 km (0.1 R)
• M14: 11,817,633 km (0.113 R)
• M15: 14,167,517 km (0.108 R)
• M16: 14,481,523 km (0.08 R)
• M17: 20,555,944 km (0.094 R)
• M18: 25,507,335 km (0.119 R)
• M19: 39,662,135 km (0.026 R)
• M20: 43,998,978 km (0.098 R)
• M21: 47,059,451 km (0.104 R)
• M22: 52,470,406 km (0.108 R)
• M23: 53,033,193 km (0.078 R)
• M24: 59,900,483 km (0.11 R)
• M25: 60,927,473 km (0.065 R)
• M26: 61,549,202 km (0.053 R)
• M27: 68,670,659 km (0.115 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 18,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit