🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.58 AU - 0.68 AU

Year: 177 Days

Day: 30.6 Hours

Environment

Temp: 199 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,781,333 km

• M1: 18,550 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.16 AU - 1.38 AU

Year: 508 Days

Day: 12.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,781,333 km

• M1: 130,300 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.69 AU - 2.99 AU

Year: 1698 Days

Day: 39.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,781,333 km

• M1: 59,839 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.91 AU - 3.17 AU

Year: 1880 Days

Day: 21.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,781,333 km

• M1: 209,437 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.26 AU - 3.36 AU

Year: 2136 Days

Day: 17.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.83 AU - 4.03 AU

Year: 2254 Days

Day: 43.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,781,333 km

• M1: 2,798,228 km (0.088 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.13 AU - 4.35 AU

Year: 3097 Days

Day: 20 Hours

Environment

Temp: -130 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 12

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.34 AU - 13.7 AU

Year: 15716 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,781,333 km

• M1: 162,912 km (0.071 R)
• M2: 832,662 km (0.115 R)
• M3: 1,486,853 km (0.107 R)
• M4: 1,991,746 km (0.064 R)
• M5: 4,139,672 km (0.066 R)
• M6: 10,287,247 km (0.061 R)
• M7: 16,764,835 km (0.06 R)
• M8: 26,333,414 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.2

Radius: 4

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 18.77 AU - 19.19 AU

Year: 29335 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,781,333 km

• M1: 134,638 km (0.053 R)
• M2: 288,724 km (0.057 R)
• M3: 831,764 km (0.116 R)
• M4: 966,402 km (0.11 R)
• M5: 1,806,245 km (0.113 R)
• M6: 2,301,114 km (0.09 R)
• M7: 4,540,744 km (0.094 R)
• M8: 7,039,328 km (0.105 R)
• M9: 7,209,869 km (0.102 R)
• M10: 8,103,866 km (0.102 R)
• M11: 8,674,433 km (0.112 R)
• M12: 10,657,652 km (0.09 R)
• M13: 12,360,524 km (0.114 R)
• M14: 14,034,225 km (0.113 R)
• M15: 21,429,596 km (0.064 R)
• M16: 24,799,587 km (0.075 R)
• M17: 25,593,653 km (0.105 R)
• M18: 27,652,568 km (0.115 R)
• M19: 51,204,359 km (0.1 R)
• M20: 53,140,604 km (0.079 R)
• M21: 54,126,903 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.1

Radius: 3

Gravity: 25.79 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 17.46 AU - 23.44 AU

Year: 32808 Days

Day: 17.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,781,333 km

• M1: 37,399 km (0.062 R)
• M2: 174,581 km (0.066 R)
• M3: 301,440 km (0.102 R)
• M4: 419,173 km (0.106 R)
• M5: 627,264 km (0.092 R)
• M6: 934,538 km (0.033 R)
• M7: 1,044,044 km (0.107 R)
• M8: 4,278,499 km (0.107 R)
• M9: 5,698,332 km (0.059 R)
• M10: 6,024,007 km (0.096 R)
• M11: 11,203,534 km (0.071 R)
• M12: 15,965,982 km (0.066 R)
• M13: 18,919,344 km (0.088 R)
• M14: 33,966,945 km (0.111 R)
• M15: 37,794,256 km (0.095 R)
• M16: 42,508,684 km (0.109 R)
• M17: 43,124,279 km (0.112 R)
• M18: 46,453,430 km (0.118 R)
• M19: 52,728,612 km (0.082 R)
• M20: 55,425,712 km (0.079 R)
• M21: 58,591,801 km (0.11 R)
• M22: 64,874,313 km (0.116 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 11,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit