🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.58 AU - 0.8 AU

Year: 204 Days

Day: 20.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.62 AU - 1.02 AU

Year: 265 Days

Day: 37.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.1 AU - 2.4 AU

Year: 1203 Days

Day: 38.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.06 AU - 2.9 AU

Year: 1392 Days

Day: 13 Hours

Environment

Temp: -76 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,051,967 km

• M1: 1,321,847 km (0.114 R)

Asteroid Belt

Center: 4.17 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.1

Radius: 9.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.55 AU - 7.17 AU

Year: 5056 Days

Day: 11.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,051,967 km

• M1: 123,119 km (0.099 R)
• M2: 488,437 km (0.066 R)
• M3: 1,104,930 km (0.106 R)
• M4: 2,101,850 km (0.077 R)
• M5: 3,378,818 km (0.105 R)
• M6: 3,881,466 km (0.09 R)
• M7: 5,345,282 km (0.12 R)
• M8: 6,318,715 km (0.118 R)
• M9: 6,678,348 km (0.116 R)
• M10: 7,147,188 km (0.105 R)
• M11: 7,537,938 km (0.06 R)
• M12: 8,469,483 km (0.045 R)
• M13: 9,514,724 km (0.108 R)
• M14: 11,904,999 km (0.087 R)
• M15: 13,069,917 km (0.085 R)
• M16: 16,062,922 km (0.105 R)
• M17: 16,396,525 km (0.106 R)
• M18: 20,638,522 km (0.059 R)
• M19: 21,033,161 km (0.06 R)
• M20: 23,222,825 km (0.065 R)
• M21: 23,865,199 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.4

Radius: 3.7

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 14.42 AU - 18.4 AU

Year: 23695 Days

Day: 17.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,051,967 km

• M1: 156,629 km (0.071 R)
• M2: 288,574 km (0.063 R)
• M3: 2,636,513 km (0.095 R)
• M4: 5,519,114 km (0.101 R)
• M5: 6,631,524 km (0.085 R)
• M6: 12,579,386 km (0.087 R)
• M7: 15,964,486 km (0.046 R)
• M8: 18,044,346 km (0.108 R)
• M9: 18,999,229 km (0.069 R)
• M10: 19,679,600 km (0.078 R)
• M11: 38,812,868 km (0.091 R)
• M12: 41,774,607 km (0.046 R)
• M13: 42,538,005 km (0.108 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 12,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit