🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.54 AU - 0.58 AU

Year: 151 Days

Day: 12.8 Hours

Environment

Temp: 174 °C

Axial Tilt: 119.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.98 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.19 AU - 1.59 AU

Year: 590 Days

Day: 24.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 83,175,629 km

• M1: 97,687 km (0.066 R)
• M2: 386,112 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.26 AU - 1.88 AU

Year: 708 Days

Day: 34.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.3

Radius: 9.3

Gravity: 11.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.57 AU - 7.25 AU

Year: 6537 Days

Day: 12.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 172.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,175,629 km

• M1: 142,417 km (0.062 R)
• M2: 821,292 km (0.114 R)
• M3: 1,497,026 km (0.1 R)
• M4: 2,714,902 km (0.093 R)
• M5: 3,060,473 km (0.11 R)
• M6: 4,017,301 km (0.115 R)
• M7: 5,161,725 km (0.097 R)
• M8: 6,799,074 km (0.05 R)
• M9: 7,597,178 km (0.077 R)
• M10: 8,887,909 km (0.079 R)
• M11: 9,794,621 km (0.111 R)
• M12: 11,013,395 km (0.072 R)
• M13: 14,225,561 km (0.042 R)
• M14: 15,148,131 km (0.113 R)
• M15: 16,044,671 km (0.107 R)
• M16: 21,065,475 km (0.108 R)
• M17: 21,698,573 km (0.119 R)
• M18: 23,674,461 km (0.097 R)
• M19: 28,075,780 km (0.049 R)
• M20: 30,922,029 km (0.065 R)
• M21: 32,154,118 km (0.118 R)
• M22: 32,467,226 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.3

Radius: 7.3

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 10.17 AU - 15.67 AU

Year: 16713 Days

Day: 21.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,175,629 km

• M1: 91,255 km (0.057 R)
• M2: 458,368 km (0.077 R)
• M3: 722,558 km (0.096 R)
• M4: 1,000,959 km (0.102 R)
• M5: 2,358,859 km (0.09 R)
• M6: 2,605,397 km (0.077 R)
• M7: 2,846,399 km (0.116 R)
• M8: 3,661,109 km (0.089 R)
• M9: 4,497,510 km (0.117 R)
• M10: 4,944,210 km (0.118 R)
• M11: 6,542,812 km (0.101 R)
• M12: 7,812,898 km (0.101 R)
• M13: 9,908,765 km (0.102 R)
• M14: 12,231,421 km (0.079 R)
• M15: 13,037,754 km (0.104 R)
• M16: 14,212,097 km (0.07 R)
• M17: 15,885,349 km (0.06 R)
• M18: 20,292,802 km (0.027 R)
• M19: 20,982,448 km (0.111 R)
• M20: 22,866,932 km (0.113 R)
• M21: 26,763,657 km (0.098 R)
• M22: 30,629,865 km (0.102 R)
• M23: 31,081,202 km (0.111 R)
• M24: 36,091,234 km (0.106 R)
• M25: 36,721,341 km (0.071 R)
• M26: 48,585,648 km (0.093 R)
• M27: 48,892,025 km (0.098 R)
• M28: 55,291,523 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.5

Radius: 4.8

Gravity: 32.27 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 14.34 AU - 16.64 AU

Year: 21941 Days

Day: 22.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,175,629 km

• M1: 59,690 km (0.086 R)
• M2: 323,730 km (0.086 R)
• M3: 490,083 km (0.113 R)
• M4: 1,124,677 km (0.111 R)
• M5: 1,470,547 km (0.061 R)
• M6: 2,326,396 km (0.104 R)
• M7: 3,240,739 km (0.102 R)
• M8: 4,513,218 km (0.109 R)
• M9: 6,000,221 km (0.112 R)
• M10: 8,470,531 km (0.095 R)
• M11: 12,294,252 km (0.107 R)
• M12: 13,002,598 km (0.105 R)
• M13: 13,737,872 km (0.105 R)
• M14: 14,115,606 km (0.111 R)
• M15: 15,371,331 km (0.119 R)
• M16: 15,860,815 km (0.079 R)
• M17: 17,043,237 km (0.104 R)
• M18: 17,744,851 km (0.108 R)
• M19: 19,582,361 km (0.026 R)
• M20: 19,772,799 km (0.115 R)
• M21: 20,060,925 km (0.091 R)
• M22: 20,645,254 km (0.054 R)
• M23: 21,140,872 km (0.119 R)
• M24: 27,009,447 km (0.071 R)
• M25: 28,813,447 km (0.069 R)
• M26: 31,996,142 km (0.114 R)
• M27: 32,526,317 km (0.035 R)
• M28: 38,748,840 km (0.079 R)
• M29: 39,959,386 km (0.101 R)
• M30: 46,391,945 km (0.08 R)
• M31: 48,971,761 km (0.105 R)
• M32: 53,295,737 km (0.063 R)
• M33: 56,508,052 km (0.109 R)
• M34: 58,259,694 km (0.111 R)
• M35: 59,846,927 km (0.11 R)
• M36: 64,570,331 km (0.055 R)
• M37: 65,204,027 km (0.063 R)
• M38: 65,628,885 km (0.117 R)
• M39: 73,365,788 km (0.083 R)
• M40: 80,951,597 km (0.106 R)
• M41: 82,182,189 km (0.076 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 14,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit