🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.42 AU - 0.64 AU

Year: 147 Days

Day: 21.8 Hours

Environment

Temp: 216 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.83 AU - 1.11 AU

Year: 364 Days

Day: 32.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.11 AU - 1.31 AU

Year: 507 Days

Day: 43.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,490,506 km

• M1: 30,518 km (0.111 R)
• M2: 89,908 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.05 AU - 1.39 AU

Year: 513 Days

Day: 14.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.97 AU - 1.61 AU

Year: 558 Days

Day: 42.6 Hours

Environment

Temp: -31 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,490,506 km

• M1: 755,170 km (0.083 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.18 AU - 2.88 AU

Year: 1532 Days

Day: 39.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.2

Radius: 11.3

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.06 AU - 6.62 AU

Year: 4699 Days

Day: 10.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,490,506 km

• M1: 140,622 km (0.044 R)
• M2: 554,709 km (0.102 R)
• M3: 1,003,951 km (0.107 R)
• M4: 1,446,611 km (0.071 R)
• M5: 2,223,922 km (0.062 R)
• M6: 3,260,785 km (0.064 R)
• M7: 4,781,896 km (0.041 R)
• M8: 5,688,908 km (0.109 R)
• M9: 6,470,856 km (0.052 R)
• M10: 6,973,505 km (0.094 R)
• M11: 8,696,723 km (0.082 R)
• M12: 10,492,196 km (0.103 R)
• M13: 11,052,440 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.3

Radius: 14.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.96 AU - 9.58 AU

Year: 9056 Days

Day: 11.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,490,506 km

• M1: 182,509 km (0.099 R)
• M2: 631,004 km (0.096 R)
• M3: 1,124,677 km (0.088 R)
• M4: 2,162,138 km (0.087 R)
• M5: 3,221,889 km (0.108 R)
• M6: 3,819,383 km (0.078 R)
• M7: 4,322,331 km (0.071 R)
• M8: 4,839,641 km (0.036 R)
• M9: 6,909,926 km (0.089 R)
• M10: 8,555,203 km (0.097 R)
• M11: 10,703,728 km (0.096 R)
• M12: 13,250,931 km (0.114 R)
• M13: 14,287,195 km (0.064 R)
• M14: 15,245,968 km (0.053 R)
• M15: 15,908,686 km (0.029 R)
• M16: 16,521,439 km (0.117 R)
• M17: 18,232,839 km (0.097 R)
• M18: 20,855,888 km (0.034 R)
• M19: 21,590,413 km (0.12 R)
• M20: 23,633,621 km (0.098 R)
• M21: 24,163,946 km (0.067 R)
• M22: 26,459,974 km (0.084 R)
• M23: 32,994,858 km (0.095 R)
• M24: 35,354,016 km (0.11 R)
• M25: 40,658,008 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.6

Radius: 3

Gravity: 93.96 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 11.2 AU - 16.46 AU

Year: 19585 Days

Day: 20.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,490,506 km

• M1: 59,390 km (0.042 R)
• M2: 210,035 km (0.103 R)
• M3: 354,697 km (0.058 R)
• M4: 498,759 km (0.035 R)
• M5: 643,121 km (0.088 R)
• M6: 1,517,670 km (0.076 R)
• M7: 1,841,550 km (0.113 R)
• M8: 1,979,180 km (0.095 R)
• M9: 2,081,804 km (0.117 R)
• M10: 2,723,280 km (0.036 R)
• M11: 3,427,886 km (0.051 R)
• M12: 4,112,445 km (0.104 R)
• M13: 5,421,576 km (0.103 R)
• M14: 5,746,054 km (0.087 R)
• M15: 5,997,977 km (0.106 R)
• M16: 6,257,081 km (0.073 R)
• M17: 6,614,021 km (0.058 R)
• M18: 7,271,354 km (0.065 R)
• M19: 7,716,109 km (0.109 R)
• M20: 8,768,978 km (0.087 R)
• M21: 10,398,698 km (0.065 R)
• M22: 11,612,684 km (0.116 R)
• M23: 12,495,761 km (0.055 R)
• M24: 13,495,822 km (0.11 R)
• M25: 14,318,162 km (0.105 R)
• M26: 15,332,286 km (0.055 R)
• M27: 16,226,881 km (0.066 R)
• M28: 18,119,593 km (0.052 R)
• M29: 18,298,662 km (0.065 R)
• M30: 18,478,927 km (0.072 R)
• M31: 20,637,176 km (0.116 R)
• M32: 26,929,262 km (0.097 R)
• M33: 30,317,205 km (0.098 R)
• M34: 35,076,213 km (0.095 R)
• M35: 39,403,331 km (0.049 R)
• M36: 41,384,007 km (0.081 R)
• M37: 41,694,423 km (0.095 R)
• M38: 58,883,367 km (0.028 R)
• M39: 61,266,162 km (0.096 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 18,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit