🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.47 AU - 0.65 AU

Year: 160 Days

Day: 29.9 Hours

Environment

Temp: 212 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.51 AU - 0.69 AU

Year: 178 Days

Day: 18.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.88 AU - 0.94 AU

Year: 332 Days

Day: 42.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.89 AU - 1.13 AU

Year: 389 Days

Day: 47.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.02 AU - 1.6 AU

Year: 574 Days

Day: 17.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,231,279 km

• M1: 86,767 km (0.042 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.33 AU - 1.57 AU

Year: 669 Days

Day: 15.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,231,279 km

• M1: 323,431 km (0.11 R)

Asteroid Belt

Center: 3.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.1

Radius: 8.2

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.37 AU - 6.59 AU

Year: 5599 Days

Day: 7.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 19,231,279 km

• M1: 102,026 km (0.095 R)
• M2: 363,074 km (0.092 R)
• M3: 685,906 km (0.111 R)
• M4: 943,215 km (0.087 R)
• M5: 1,800,410 km (0.112 R)
• M6: 2,065,049 km (0.054 R)
• M7: 2,729,862 km (0.113 R)
• M8: 4,021,041 km (0.069 R)
• M9: 4,347,464 km (0.066 R)
• M10: 4,664,462 km (0.077 R)
• M11: 4,968,444 km (0.096 R)
• M12: 5,834,317 km (0.086 R)
• M13: 6,796,979 km (0.108 R)
• M14: 7,261,481 km (0.12 R)
• M15: 8,495,065 km (0.113 R)
• M16: 9,377,094 km (0.057 R)
• M17: 9,862,988 km (0.085 R)
• M18: 10,458,537 km (0.054 R)
• M19: 10,836,720 km (0.1 R)
• M20: 11,570,647 km (0.045 R)
• M21: 12,600,180 km (0.07 R)
• M22: 14,257,275 km (0.089 R)
• M23: 17,930,801 km (0.084 R)
• M24: 18,336,510 km (0.059 R)
• M25: 23,372,274 km (0.093 R)
• M26: 34,169,201 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.2

Radius: 10

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.28 AU - 7.62 AU

Year: 6272 Days

Day: 9.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 91.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,231,279 km

• M1: 141,819 km (0.095 R)
• M2: 575,054 km (0.12 R)
• M3: 1,113,756 km (0.119 R)
• M4: 1,690,456 km (0.093 R)
• M5: 2,590,736 km (0.117 R)
• M6: 2,978,793 km (0.086 R)
• M7: 3,307,160 km (0.118 R)
• M8: 4,893,646 km (0.08 R)
• M9: 6,284,158 km (0.119 R)
• M10: 7,403,150 km (0.081 R)
• M11: 10,703,279 km (0.102 R)
• M12: 11,068,447 km (0.097 R)
• M13: 12,174,724 km (0.057 R)
• M14: 14,340,751 km (0.117 R)
• M15: 15,330,042 km (0.104 R)

Asteroid Belt

Center: 6.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76

Radius: 13.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.12 AU - 7.58 AU

Year: 7630 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,231,279 km

• M1: 172,935 km (0.084 R)
• M2: 687,402 km (0.056 R)
• M3: 1,210,396 km (0.047 R)
• M4: 2,126,384 km (0.117 R)
• M5: 2,612,727 km (0.099 R)
• M6: 3,739,648 km (0.103 R)
• M7: 4,983,853 km (0.104 R)
• M8: 6,008,150 km (0.101 R)
• M9: 7,586,856 km (0.117 R)
• M10: 8,342,475 km (0.103 R)
• M11: 9,113,053 km (0.066 R)
• M12: 11,794,745 km (0.067 R)
• M13: 12,940,515 km (0.086 R)
• M14: 13,744,753 km (0.07 R)
• M15: 14,772,790 km (0.109 R)
• M16: 15,354,725 km (0.106 R)
• M17: 15,801,275 km (0.079 R)
• M18: 17,837,302 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 12,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit