🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.52 AU - 0.78 AU

Year: 192 Days

Day: 14.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.87 AU - 1.07 AU

Year: 351 Days

Day: 47.3 Hours

Environment

Temp: 47 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.87 AU - 1.33 AU

Year: 424 Days

Day: 38 Hours

Environment

Temp: 13 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,878,115 km

• M1: 147,354 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.18 AU - 1.46 AU

Year: 557 Days

Day: 13.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.67 AU - 3.87 AU

Year: 2171 Days

Day: 21.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,878,115 km

• M1: 868,565 km (0.111 R)

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.9

Radius: 12.7

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.87 AU - 9.41 AU

Year: 7752 Days

Day: 13.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,878,115 km

• M1: 166,802 km (0.083 R)
• M2: 742,454 km (0.054 R)
• M3: 1,881,792 km (0.103 R)
• M4: 2,533,290 km (0.119 R)
• M5: 3,377,322 km (0.087 R)
• M6: 5,457,181 km (0.098 R)
• M7: 6,675,805 km (0.03 R)
• M8: 7,094,230 km (0.108 R)
• M9: 8,282,037 km (0.072 R)
• M10: 9,361,835 km (0.057 R)
• M11: 10,997,239 km (0.084 R)
• M12: 11,745,677 km (0.074 R)
• M13: 12,642,516 km (0.073 R)
• M14: 15,941,149 km (0.107 R)
• M15: 16,691,532 km (0.075 R)
• M16: 17,251,926 km (0.047 R)
• M17: 19,236,641 km (0.036 R)
• M18: 20,087,254 km (0.104 R)
• M19: 22,961,628 km (0.03 R)
• M20: 23,567,649 km (0.081 R)
• M21: 24,362,761 km (0.102 R)
• M22: 26,570,227 km (0.086 R)
• M23: 27,142,290 km (0.092 R)
• M24: 29,310,561 km (0.054 R)
• M25: 34,663,771 km (0.046 R)
• M26: 36,505,770 km (0.11 R)
• M27: 38,533,420 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.8

Radius: 13.9

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.99 AU - 11.05 AU

Year: 12526 Days

Day: 10.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,878,115 km

• M1: 175,927 km (0.093 R)
• M2: 813,064 km (0.083 R)
• M3: 1,316,312 km (0.067 R)
• M4: 2,409,872 km (0.069 R)
• M5: 3,124,352 km (0.107 R)
• M6: 3,676,368 km (0.038 R)
• M7: 4,676,429 km (0.095 R)
• M8: 5,375,351 km (0.116 R)
• M9: 6,054,375 km (0.12 R)
• M10: 10,133,909 km (0.081 R)
• M11: 12,044,125 km (0.101 R)
• M12: 23,193,953 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.7

Radius: 4.5

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 11.53 AU - 17.47 AU

Year: 20269 Days

Day: 18 Hours

Environment

Temp: -200 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 85,878,115 km

• M1: 55,950 km (0.11 R)
• M2: 217,515 km (0.105 R)
• M3: 376,837 km (0.066 R)
• M4: 586,274 km (0.114 R)
• M5: 1,181,374 km (0.099 R)
• M6: 1,389,465 km (0.079 R)
• M7: 1,796,222 km (0.106 R)
• M8: 2,396,109 km (0.099 R)
• M9: 3,493,559 km (0.077 R)
• M10: 4,065,322 km (0.061 R)
• M11: 4,921,920 km (0.082 R)
• M12: 5,086,627 km (0.118 R)
• M13: 5,532,279 km (0.03 R)
• M14: 6,500,925 km (0.1 R)
• M15: 7,753,358 km (0.045 R)
• M16: 9,610,616 km (0.114 R)
• M17: 10,560,263 km (0.112 R)
• M18: 11,862,363 km (0.099 R)
• M19: 12,219,004 km (0.084 R)
• M20: 14,442,777 km (0.081 R)
• M21: 16,259,493 km (0.116 R)
• M22: 17,222,455 km (0.109 R)
• M23: 17,526,288 km (0.111 R)
• M24: 21,456,224 km (0.065 R)
• M25: 24,378,918 km (0.118 R)
• M26: 29,136,429 km (0.038 R)
• M27: 36,809,304 km (0.062 R)
• M28: 41,241,291 km (0.03 R)
• M29: 42,886,568 km (0.115 R)
• M30: 47,934,748 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.9

Radius: 7.6

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 16.17 AU - 22.05 AU

Year: 30666 Days

Day: 22.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,878,115 km

• M1: 94,546 km (0.081 R)
• M2: 523,443 km (0.116 R)
• M3: 760,406 km (0.07 R)
• M4: 1,356,105 km (0.086 R)
• M5: 1,690,905 km (0.073 R)
• M6: 2,410,620 km (0.078 R)
• M7: 3,526,022 km (0.091 R)
• M8: 4,197,716 km (0.102 R)
• M9: 5,381,335 km (0.082 R)
• M10: 8,175,075 km (0.09 R)
• M11: 9,230,189 km (0.101 R)
• M12: 10,689,366 km (0.114 R)
• M13: 11,076,825 km (0.12 R)
• M14: 11,406,987 km (0.088 R)
• M15: 11,811,799 km (0.107 R)
• M16: 18,255,727 km (0.08 R)
• M17: 20,243,733 km (0.076 R)
• M18: 20,638,223 km (0.107 R)
• M19: 25,435,677 km (0.067 R)
• M20: 29,392,391 km (0.086 R)
• M21: 31,582,354 km (0.069 R)
• M22: 36,139,854 km (0.103 R)
• M23: 38,953,191 km (0.051 R)
• M24: 40,025,509 km (0.113 R)
• M25: 45,852,495 km (0.097 R)
• M26: 52,405,331 km (0.091 R)
• M27: 67,111,250 km (0.075 R)
• M28: 77,422,284 km (0.09 R)
• M29: 81,328,733 km (0.051 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 15,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit