🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.63 AU - 1.01 AU

Year: 278 Days

Day: 37.8 Hours

Environment

Temp: 116 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.79 AU - 0.91 AU

Year: 294 Days

Day: 36.3 Hours

Environment

Temp: 121 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.87 AU - 1.13 AU

Year: 375 Days

Day: 24.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,748,362 km

• M1: 547,379 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.44 AU - 1.58 AU

Year: 695 Days

Day: 27.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 62.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.16 AU - 5.06 AU

Year: 3122 Days

Day: 33 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,748,362 km

• M1: 25,731 km (0.115 R)
• M2: 2,304,705 km (0.042 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.55 AU - 5.01 AU

Year: 3318 Days

Day: 42.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,748,362 km

• M1: 440,267 km (0.054 R)
• M2: 1,493,136 km (0.116 R)

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.2

Radius: 12.1

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.47 AU - 6.73 AU

Year: 5646 Days

Day: 9 Hours

Environment

Temp: -157 °C

Axial Tilt: 160.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,748,362 km

• M1: 150,645 km (0.094 R)
• M2: 1,010,534 km (0.091 R)
• M3: 1,778,719 km (0.057 R)
• M4: 2,268,801 km (0.102 R)
• M5: 3,547,414 km (0.116 R)
• M6: 5,956,838 km (0.107 R)
• M7: 7,318,029 km (0.102 R)
• M8: 8,071,852 km (0.076 R)
• M9: 8,876,838 km (0.115 R)
• M10: 10,883,544 km (0.095 R)
• M11: 11,866,103 km (0.119 R)
• M12: 13,285,189 km (0.094 R)
• M13: 13,894,800 km (0.044 R)
• M14: 15,591,539 km (0.08 R)
• M15: 16,458,309 km (0.09 R)
• M16: 17,096,942 km (0.065 R)
• M17: 19,392,522 km (0.058 R)
• M18: 21,281,643 km (0.077 R)
• M19: 22,348,127 km (0.096 R)
• M20: 24,177,110 km (0.114 R)
• M21: 25,338,139 km (0.109 R)
• M22: 27,681,740 km (0.106 R)
• M23: 28,131,132 km (0.065 R)
• M24: 30,451,395 km (0.064 R)
• M25: 30,834,216 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.7

Radius: 13

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.72 AU - 9.58 AU

Year: 8719 Days

Day: 10.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,748,362 km

• M1: 162,762 km (0.095 R)
• M2: 585,825 km (0.096 R)
• M3: 1,191,547 km (0.049 R)
• M4: 1,735,335 km (0.097 R)
• M5: 2,603,003 km (0.097 R)
• M6: 3,034,892 km (0.057 R)
• M7: 4,023,435 km (0.088 R)
• M8: 4,508,581 km (0.101 R)
• M9: 5,909,714 km (0.029 R)
• M10: 8,074,246 km (0.115 R)
• M11: 9,197,726 km (0.064 R)
• M12: 9,797,314 km (0.114 R)
• M13: 10,508,203 km (0.094 R)
• M14: 11,433,616 km (0.114 R)
• M15: 15,076,922 km (0.038 R)
• M16: 15,854,981 km (0.098 R)
• M17: 16,601,325 km (0.057 R)
• M18: 19,431,417 km (0.071 R)
• M19: 21,097,339 km (0.116 R)
• M20: 21,859,839 km (0.111 R)
• M21: 25,094,893 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.7

Radius: 3.1

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 10.54 AU - 13.78 AU

Year: 15890 Days

Day: 15.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,748,362 km

• M1: 38,596 km (0.103 R)
• M2: 149,897 km (0.085 R)
• M3: 298,149 km (0.069 R)
• M4: 1,047,634 km (0.065 R)
• M5: 8,319,138 km (0.119 R)
• M6: 8,445,398 km (0.11 R)
• M7: 10,350,976 km (0.112 R)
• M8: 12,914,186 km (0.088 R)
• M9: 19,394,766 km (0.052 R)
• M10: 22,417,391 km (0.117 R)
• M11: 24,597,929 km (0.119 R)
• M12: 34,408,258 km (0.05 R)
• M13: 36,168,576 km (0.113 R)
• M14: 37,757,455 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 15,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit