🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.55 AU - 0.87 AU

Year: 267 Days

Day: 27 Hours

Environment

Temp: -30 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.05 AU - 1.25 AU

Year: 550 Days

Day: 32.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.08 AU - 1.78 AU

Year: 763 Days

Day: 40.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.85 AU - 2.49 AU

Year: 1426 Days

Day: 47.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,288,701 km

• M1: 436,078 km (0.086 R)

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.6

Radius: 12.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.17 AU - 4.05 AU

Year: 3061 Days

Day: 10.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,288,701 km

• M1: 151,842 km (0.098 R)
• M2: 784,192 km (0.089 R)
• M3: 1,296,864 km (0.106 R)
• M4: 2,103,645 km (0.112 R)
• M5: 3,171,624 km (0.114 R)
• M6: 4,065,173 km (0.087 R)
• M7: 4,917,432 km (0.095 R)
• M8: 5,760,864 km (0.06 R)
• M9: 6,401,592 km (0.099 R)
• M10: 7,175,013 km (0.09 R)
• M11: 7,886,800 km (0.093 R)
• M12: 8,808,921 km (0.081 R)
• M13: 9,347,773 km (0.109 R)
• M14: 9,980,123 km (0.094 R)
• M15: 10,417,397 km (0.101 R)
• M16: 11,766,621 km (0.116 R)
• M17: 12,213,769 km (0.111 R)
• M18: 13,228,940 km (0.099 R)
• M19: 14,345,538 km (0.052 R)
• M20: 14,809,292 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.9

Radius: 11.1

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.29 AU - 5.11 AU

Year: 4547 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,288,701 km

• M1: 139,874 km (0.069 R)
• M2: 563,236 km (0.079 R)
• M3: 1,094,159 km (0.062 R)
• M4: 2,121,447 km (0.067 R)
• M5: 3,588,255 km (0.074 R)
• M6: 3,976,910 km (0.082 R)
• M7: 4,799,698 km (0.088 R)
• M8: 5,294,269 km (0.112 R)
• M9: 8,530,669 km (0.071 R)
• M10: 10,630,724 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.9

Radius: 12.2

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.93 AU - 5.05 AU

Year: 4974 Days

Day: 12.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,288,701 km

• M1: 160,219 km (0.066 R)
• M2: 762,949 km (0.117 R)
• M3: 2,109,480 km (0.115 R)
• M4: 3,694,319 km (0.118 R)
• M5: 4,594,001 km (0.113 R)
• M6: 4,987,294 km (0.114 R)
• M7: 6,825,702 km (0.108 R)
• M8: 8,178,067 km (0.109 R)
• M9: 12,633,391 km (0.115 R)
• M10: 14,053,972 km (0.054 R)
• M11: 15,931,874 km (0.114 R)
• M12: 16,350,748 km (0.086 R)
• M13: 18,754,786 km (0.106 R)
• M14: 19,221,980 km (0.089 R)
• M15: 21,169,445 km (0.081 R)
• M16: 21,676,133 km (0.095 R)
• M17: 23,552,240 km (0.101 R)
• M18: 24,332,243 km (0.037 R)
• M19: 24,728,528 km (0.101 R)
• M20: 26,944,072 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.7

Radius: 5.1

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 10.99 AU - 15.71 AU

Year: 21766 Days

Day: 17.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,288,701 km

• M1: 151,393 km (0.107 R)
• M2: 343,327 km (0.071 R)
• M3: 698,921 km (0.09 R)
• M4: 929,452 km (0.106 R)
• M5: 2,520,425 km (0.094 R)
• M6: 3,067,056 km (0.076 R)
• M7: 3,558,485 km (0.076 R)
• M8: 4,303,183 km (0.044 R)
• M9: 5,280,655 km (0.106 R)
• M10: 5,590,173 km (0.114 R)
• M11: 7,072,987 km (0.101 R)
• M12: 7,794,647 km (0.091 R)
• M13: 8,060,632 km (0.076 R)
• M14: 8,611,003 km (0.087 R)
• M15: 9,735,231 km (0.053 R)
• M16: 12,449,984 km (0.112 R)
• M17: 13,309,573 km (0.109 R)
• M18: 15,982,737 km (0.044 R)
• M19: 18,597,858 km (0.101 R)
• M20: 19,233,349 km (0.061 R)
• M21: 22,628,922 km (0.12 R)
• M22: 24,092,288 km (0.118 R)
• M23: 44,840,017 km (0.115 R)
• M24: 47,287,139 km (0.1 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: 254 - 15,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit