🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.43 AU - 0.67 AU

Year: 145 Days

Day: 39.7 Hours

Environment

Temp: 268 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,096,802 km

• M1: 53,257 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.74 AU - 0.84 AU

Year: 249 Days

Day: 19.9 Hours

Environment

Temp: 108 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,096,802 km

• M1: 301,290 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.23 AU - 1.25 AU

Year: 490 Days

Day: 25.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.24 AU - 1.46 AU

Year: 556 Days

Day: 14.6 Hours

Environment

Temp: -6 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,096,802 km

• M1: 53,706 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.2 AU - 1.92 AU

Year: 691 Days

Day: 36.3 Hours

Environment

Temp: -29 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,096,802 km

• M1: 34,258 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.51 AU - 2.29 AU

Year: 929 Days

Day: 23.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,096,802 km

• M1: 1,421,030 km (0.063 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.92 AU - 4.38 AU

Year: 2999 Days

Day: 32.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.24 AU - 5.6 AU

Year: 3872 Days

Day: 19.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.4

Radius: 9.9

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 8.84 AU - 9.48 AU

Year: 9835 Days

Day: 11 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,096,802 km

• M1: 123,269 km (0.062 R)
• M2: 463,305 km (0.046 R)
• M3: 873,203 km (0.106 R)
• M4: 1,390,363 km (0.11 R)
• M5: 1,758,673 km (0.044 R)
• M6: 2,068,639 km (0.067 R)
• M7: 2,434,855 km (0.065 R)
• M8: 2,822,762 km (0.105 R)
• M9: 3,228,172 km (0.112 R)
• M10: 4,837,696 km (0.09 R)
• M11: 9,651,307 km (0.051 R)
• M12: 10,313,576 km (0.112 R)
• M13: 10,629,228 km (0.095 R)
• M14: 11,671,775 km (0.11 R)
• M15: 12,841,332 km (0.04 R)
• M16: 15,480,687 km (0.03 R)
• M17: 16,890,946 km (0.109 R)
• M18: 21,378,134 km (0.071 R)
• M19: 22,327,033 km (0.027 R)
• M20: 23,484,622 km (0.038 R)
• M21: 24,309,056 km (0.105 R)
• M22: 25,533,813 km (0.086 R)
• M23: 30,521,257 km (0.108 R)
• M24: 31,173,354 km (0.105 R)
• M25: 35,760,922 km (0.103 R)
• M26: 36,974,311 km (0.027 R)
• M27: 41,041,877 km (0.115 R)
• M28: 44,281,419 km (0.111 R)
• M29: 46,820,244 km (0.06 R)
• M30: 48,418,697 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.4

Radius: 5.3

Gravity: 29.03 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 14.47 AU - 17.29 AU

Year: 22450 Days

Day: 19 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,096,802 km

• M1: 65,973 km (0.091 R)
• M2: 1,667,268 km (0.07 R)
• M3: 3,426,539 km (0.11 R)
• M4: 6,889,431 km (0.091 R)
• M5: 10,056,268 km (0.11 R)
• M6: 13,022,794 km (0.117 R)
• M7: 14,704,274 km (0.114 R)
• M8: 19,053,234 km (0.103 R)
• M9: 20,408,890 km (0.116 R)
• M10: 25,086,965 km (0.08 R)
• M11: 28,656,370 km (0.097 R)
• M12: 32,145,590 km (0.112 R)
• M13: 32,414,867 km (0.078 R)
• M14: 33,922,364 km (0.06 R)
• M15: 35,476,088 km (0.111 R)
• M16: 48,935,109 km (0.086 R)
• M17: 53,137,313 km (0.069 R)
• M18: 64,148,016 km (0.086 R)
• M19: 77,306,196 km (0.109 R)
• M20: 83,238,798 km (0.119 R)
• M21: 85,281,857 km (0.104 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 13,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit