🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.48 AU - 0.62 AU

Year: 144 Days

Day: 45.8 Hours

Environment

Temp: 179 °C

Axial Tilt: 45.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.82 AU - 0.98 AU

Year: 301 Days

Day: 29.6 Hours

Environment

Temp: 118 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,946,812 km

• M1: 229,633 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.9 AU - 0.92 AU

Year: 307 Days

Day: 15 Hours

Environment

Temp: 177 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,946,812 km

• M1: 31,715 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.17 AU - 1.81 AU

Year: 642 Days

Day: 28.1 Hours

Environment

Temp: -21 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.55 AU - 2.41 AU

Year: 984 Days

Day: 32 Hours

Environment

Temp: -45 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.5

Radius: 12.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.2 AU - 10.38 AU

Year: 10816 Days

Day: 14.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 100,946,812 km

• M1: 161,117 km (0.067 R)
• M2: 765,193 km (0.107 R)
• M3: 1,299,108 km (0.1 R)
• M4: 1,714,242 km (0.109 R)
• M5: 3,896,277 km (0.066 R)
• M6: 6,411,765 km (0.12 R)
• M7: 8,386,157 km (0.082 R)
• M8: 10,370,124 km (0.105 R)
• M9: 16,776,803 km (0.113 R)
• M10: 25,900,179 km (0.048 R)
• M11: 27,972,857 km (0.065 R)
• M12: 31,340,604 km (0.092 R)
• M13: 37,007,521 km (0.027 R)
• M14: 39,888,776 km (0.099 R)
• M15: 42,916,637 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.6

Radius: 8.3

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.66 AU - 11 AU

Year: 12585 Days

Day: 8.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 100,946,812 km

• M1: 103,223 km (0.077 R)
• M2: 525,837 km (0.052 R)
• M3: 845,228 km (0.08 R)
• M4: 1,308,383 km (0.1 R)
• M5: 1,776,774 km (0.048 R)
• M6: 2,332,829 km (0.105 R)
• M7: 4,643,069 km (0.079 R)
• M8: 5,509,540 km (0.096 R)
• M9: 6,812,986 km (0.107 R)
• M10: 7,334,484 km (0.069 R)
• M11: 10,182,379 km (0.096 R)
• M12: 11,576,182 km (0.116 R)
• M13: 14,244,260 km (0.093 R)
• M14: 16,825,123 km (0.106 R)
• M15: 18,021,158 km (0.027 R)
• M16: 18,514,980 km (0.099 R)
• M17: 18,933,406 km (0.042 R)
• M18: 20,670,536 km (0.106 R)
• M19: 23,277,279 km (0.082 R)
• M20: 26,940,781 km (0.037 R)
• M21: 29,699,815 km (0.111 R)
• M22: 34,245,795 km (0.034 R)
• M23: 55,494,826 km (0.116 R)
• M24: 56,539,917 km (0.077 R)
• M25: 58,489,925 km (0.064 R)
• M26: 60,484,364 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836

Radius: 7.5

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 16.2 AU - 20.42 AU

Year: 27665 Days

Day: 21.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 100,946,812 km

• M1: 95,294 km (0.09 R)
• M2: 433,684 km (0.059 R)
• M3: 829,670 km (0.055 R)
• M4: 1,081,742 km (0.082 R)
• M5: 1,336,358 km (0.102 R)
• M6: 1,613,114 km (0.087 R)
• M7: 3,523,479 km (0.098 R)
• M8: 5,327,031 km (0.1 R)
• M9: 7,512,057 km (0.087 R)
• M10: 7,890,091 km (0.104 R)
• M11: 8,980,659 km (0.096 R)
• M12: 9,530,880 km (0.082 R)
• M13: 9,909,961 km (0.092 R)
• M14: 10,901,945 km (0.099 R)
• M15: 11,457,252 km (0.11 R)
• M16: 13,004,992 km (0.091 R)
• M17: 14,111,118 km (0.12 R)
• M18: 16,872,845 km (0.079 R)
• M19: 18,380,193 km (0.106 R)
• M20: 18,967,963 km (0.048 R)
• M21: 22,537,667 km (0.045 R)
• M22: 27,662,591 km (0.117 R)
• M23: 27,918,254 km (0.099 R)
• M24: 28,434,217 km (0.106 R)
• M25: 29,618,583 km (0.082 R)
• M26: 32,794,247 km (0.059 R)
• M27: 35,583,200 km (0.045 R)
• M28: 40,796,087 km (0.107 R)
• M29: 42,132,296 km (0.105 R)
• M30: 42,982,161 km (0.069 R)
• M31: 50,768,132 km (0.092 R)
• M32: 53,889,791 km (0.074 R)
• M33: 69,291,789 km (0.091 R)
• M34: 70,713,717 km (0.094 R)
• M35: 76,093,555 km (0.089 R)
• M36: 76,847,678 km (0.026 R)
• M37: 88,211,282 km (0.113 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 14,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit