🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.88 AU - 1.14 AU

Year: 367 Days

Day: 25.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.25 AU - 1.41 AU

Year: 555 Days

Day: 48 Hours

Environment

Temp: 2 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,970,649 km

• M1: 225,444 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.55 AU - 2.59 AU

Year: 1077 Days

Day: 37.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.36 AU - 3.04 AU

Year: 1604 Days

Day: 19.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,970,649 km

• M1: 76,594 km (0.082 R)

Asteroid Belt

Center: 6.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.8

Radius: 12.1

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.58 AU - 10.56 AU

Year: 10707 Days

Day: 8.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,970,649 km

• M1: 150,795 km (0.111 R)
• M2: 1,249,441 km (0.075 R)
• M3: 1,900,791 km (0.04 R)
• M4: 2,428,123 km (0.119 R)
• M5: 2,897,262 km (0.091 R)
• M6: 3,676,816 km (0.075 R)
• M7: 4,214,471 km (0.119 R)
• M8: 5,686,664 km (0.064 R)
• M9: 6,112,270 km (0.059 R)
• M10: 9,766,796 km (0.069 R)
• M11: 13,028,628 km (0.083 R)
• M12: 15,004,966 km (0.108 R)
• M13: 15,545,912 km (0.106 R)
• M14: 18,757,179 km (0.067 R)
• M15: 20,600,524 km (0.099 R)
• M16: 28,157,311 km (0.114 R)
• M17: 31,110,523 km (0.105 R)
• M18: 42,395,737 km (0.069 R)
• M19: 44,577,922 km (0.084 R)
• M20: 47,265,597 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.7

Radius: 7.9

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.19 AU - 17.13 AU

Year: 19270 Days

Day: 18.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,970,649 km

• M1: 98,435 km (0.081 R)
• M2: 487,240 km (0.114 R)
• M3: 736,022 km (0.085 R)
• M4: 1,271,881 km (0.029 R)
• M5: 1,764,956 km (0.105 R)
• M6: 3,318,829 km (0.092 R)
• M7: 4,027,773 km (0.076 R)
• M8: 4,384,863 km (0.087 R)
• M9: 5,014,670 km (0.097 R)
• M10: 6,540,569 km (0.048 R)
• M11: 10,062,402 km (0.075 R)
• M12: 11,408,184 km (0.11 R)
• M13: 12,939,468 km (0.027 R)
• M14: 13,574,361 km (0.049 R)
• M15: 18,880,598 km (0.041 R)
• M16: 22,994,988 km (0.105 R)
• M17: 31,660,893 km (0.062 R)
• M18: 33,991,628 km (0.113 R)
• M19: 36,434,262 km (0.059 R)
• M20: 40,313,933 km (0.117 R)
• M21: 47,047,184 km (0.077 R)
• M22: 51,287,087 km (0.112 R)
• M23: 52,341,303 km (0.101 R)
• M24: 52,873,871 km (0.107 R)
• M25: 54,130,344 km (0.084 R)
• M26: 62,090,297 km (0.045 R)
• M27: 67,180,365 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513

Radius: 6.9

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.08 AU - 20.88 AU

Year: 28730 Days

Day: 22.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,970,649 km

• M1: 85,869 km (0.107 R)
• M2: 370,704 km (0.028 R)
• M3: 606,919 km (0.074 R)
• M4: 1,113,756 km (0.055 R)
• M5: 2,141,793 km (0.07 R)
• M6: 3,601,419 km (0.083 R)
• M7: 3,821,627 km (0.091 R)
• M8: 4,908,157 km (0.068 R)
• M9: 5,179,677 km (0.075 R)
• M10: 7,935,269 km (0.111 R)
• M11: 8,255,558 km (0.113 R)
• M12: 9,744,506 km (0.097 R)
• M13: 14,867,784 km (0.093 R)
• M14: 15,191,365 km (0.103 R)
• M15: 19,068,941 km (0.116 R)
• M16: 19,355,122 km (0.115 R)
• M17: 19,644,145 km (0.106 R)
• M18: 21,132,794 km (0.104 R)
• M19: 23,999,089 km (0.116 R)
• M20: 25,698,521 km (0.069 R)
• M21: 28,333,687 km (0.044 R)
• M22: 33,300,336 km (0.047 R)
• M23: 33,715,620 km (0.084 R)
• M24: 36,719,097 km (0.044 R)
• M25: 43,252,185 km (0.07 R)
• M26: 46,618,586 km (0.081 R)
• M27: 47,486,702 km (0.098 R)
• M28: 49,255,249 km (0.07 R)
• M29: 59,366,419 km (0.077 R)
• M30: 61,210,213 km (0.102 R)
• M31: 61,625,197 km (0.082 R)
• M32: 68,297,711 km (0.118 R)
• M33: 68,520,612 km (0.116 R)
• M34: 81,042,402 km (0.101 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 13,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit