🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.55 AU - 0.85 AU

Year: 206 Days

Day: 19.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.73 AU - 2.19 AU

Year: 964 Days

Day: 29.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.99 AU - 4.09 AU

Year: 2341 Days

Day: 12.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.37 AU - 4.41 AU

Year: 2697 Days

Day: 16.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.8

Radius: 10.2

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.9 AU - 7.9 AU

Year: 5690 Days

Day: 7.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,727,728 km

• M1: 127,009 km (0.113 R)
• M2: 491,728 km (0.083 R)
• M3: 848,370 km (0.105 R)
• M4: 1,292,376 km (0.071 R)
• M5: 1,901,987 km (0.105 R)
• M6: 2,936,905 km (0.03 R)
• M7: 3,884,309 km (0.105 R)
• M8: 4,358,085 km (0.06 R)
• M9: 4,695,279 km (0.101 R)
• M10: 5,049,676 km (0.091 R)
• M11: 8,982,155 km (0.097 R)
• M12: 10,737,537 km (0.031 R)
• M13: 11,765,125 km (0.039 R)
• M14: 12,662,413 km (0.093 R)
• M15: 13,004,244 km (0.079 R)
• M16: 16,770,819 km (0.08 R)
• M17: 17,242,950 km (0.11 R)
• M18: 18,965,569 km (0.118 R)
• M19: 20,264,378 km (0.119 R)
• M20: 21,970,093 km (0.091 R)
• M21: 23,843,507 km (0.078 R)
• M22: 24,215,557 km (0.104 R)
• M23: 25,899,131 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.2

Radius: 12.6

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 10.85 AU - 15.35 AU

Year: 16664 Days

Day: 14.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,727,728 km

• M1: 156,928 km (0.113 R)
• M2: 565,031 km (0.07 R)
• M3: 1,023,549 km (0.115 R)
• M4: 1,900,940 km (0.114 R)
• M5: 3,503,133 km (0.061 R)
• M6: 4,777,258 km (0.085 R)
• M7: 5,452,543 km (0.052 R)
• M8: 5,870,370 km (0.064 R)
• M9: 13,198,721 km (0.059 R)
• M10: 13,700,323 km (0.119 R)
• M11: 18,554,474 km (0.089 R)
• M12: 21,228,686 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.3

Radius: 4.4

Gravity: 17.68 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 15.94 AU - 18.72 AU

Year: 25356 Days

Day: 22.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,727,728 km

• M1: 57,745 km (0.097 R)
• M2: 307,872 km (0.101 R)
• M3: 603,328 km (0.12 R)
• M4: 757,115 km (0.101 R)
• M5: 903,422 km (0.063 R)
• M6: 1,212,790 km (0.11 R)
• M7: 1,399,937 km (0.098 R)
• M8: 2,348,836 km (0.095 R)
• M9: 2,832,486 km (0.088 R)
• M10: 3,576,735 km (0.094 R)
• M11: 4,246,934 km (0.051 R)
• M12: 8,117,330 km (0.116 R)
• M13: 8,318,539 km (0.071 R)
• M14: 9,540,305 km (0.094 R)
• M15: 9,934,645 km (0.094 R)
• M16: 10,755,937 km (0.091 R)
• M17: 13,281,149 km (0.078 R)
• M18: 13,420,275 km (0.101 R)
• M19: 13,701,669 km (0.097 R)
• M20: 16,175,120 km (0.093 R)
• M21: 22,081,095 km (0.064 R)
• M22: 22,374,755 km (0.036 R)
• M23: 22,770,441 km (0.095 R)
• M24: 24,399,562 km (0.113 R)
• M25: 29,513,566 km (0.067 R)
• M26: 30,349,518 km (0.117 R)
• M27: 31,078,509 km (0.073 R)
• M28: 31,694,852 km (0.106 R)
• M29: 34,372,654 km (0.091 R)
• M30: 37,197,511 km (0.038 R)
• M31: 38,032,117 km (0.095 R)
• M32: 38,313,062 km (0.062 R)
• M33: 39,164,274 km (0.113 R)
• M34: 42,393,344 km (0.086 R)
• M35: 55,086,873 km (0.07 R)
• M36: 59,130,054 km (0.119 R)
• M37: 68,628,622 km (0.103 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 19,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit