🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.58 AU - 0.64 AU

Year: 174 Days

Day: 47.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,773,554 km

• M1: 216,319 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.62 AU - 2.08 AU

Year: 919 Days

Day: 35.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.95 AU - 2.63 AU

Year: 1266 Days

Day: 29.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.11 AU - 2.95 AU

Year: 1470 Days

Day: 41.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,773,554 km

• M1: 35,903 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.26 AU - 3.38 AU

Year: 1730 Days

Day: 38.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.74 AU - 5.54 AU

Year: 3651 Days

Day: 26.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.1

Radius: 11.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4 AU - 5.7 AU

Year: 3901 Days

Day: 7.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,773,554 km

• M1: 144,212 km (0.095 R)
• M2: 727,345 km (0.114 R)
• M3: 1,585,289 km (0.113 R)
• M4: 1,985,613 km (0.11 R)
• M5: 2,785,662 km (0.083 R)
• M6: 3,504,181 km (0.064 R)
• M7: 3,907,796 km (0.081 R)
• M8: 4,878,686 km (0.055 R)
• M9: 5,334,211 km (0.11 R)
• M10: 6,193,202 km (0.098 R)
• M11: 8,795,906 km (0.115 R)
• M12: 10,416,500 km (0.085 R)
• M13: 11,012,049 km (0.11 R)
• M14: 13,531,127 km (0.07 R)
• M15: 15,888,491 km (0.09 R)
• M16: 18,393,058 km (0.105 R)
• M17: 19,322,809 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.5

Radius: 13.3

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.26 AU - 9 AU

Year: 8467 Days

Day: 5.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,773,554 km

• M1: 167,400 km (0.069 R)
• M2: 607,966 km (0.071 R)
• M3: 1,217,427 km (0.111 R)
• M4: 1,710,801 km (0.096 R)
• M5: 2,889,632 km (0.101 R)
• M6: 3,354,732 km (0.114 R)
• M7: 3,828,509 km (0.056 R)
• M8: 4,576,648 km (0.087 R)
• M9: 5,036,063 km (0.113 R)
• M10: 5,769,391 km (0.101 R)
• M11: 6,248,703 km (0.025 R)
• M12: 6,970,662 km (0.098 R)
• M13: 8,157,572 km (0.049 R)
• M14: 10,184,623 km (0.093 R)
• M15: 11,185,882 km (0.105 R)
• M16: 13,826,284 km (0.084 R)
• M17: 14,896,208 km (0.032 R)
• M18: 15,478,293 km (0.088 R)
• M19: 16,631,842 km (0.062 R)
• M20: 17,316,253 km (0.091 R)
• M21: 20,436,864 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693

Radius: 3.8

Gravity: 47.99 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 14.2 AU - 18.94 AU

Year: 24636 Days

Day: 15.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,773,554 km

• M1: 47,273 km (0.064 R)
• M2: 258,356 km (0.04 R)
• M3: 1,275,172 km (0.053 R)
• M4: 3,058,678 km (0.116 R)
• M5: 3,345,308 km (0.111 R)
• M6: 3,938,912 km (0.074 R)
• M7: 5,536,318 km (0.116 R)
• M8: 6,093,420 km (0.101 R)
• M9: 12,453,574 km (0.119 R)
• M10: 18,156,095 km (0.076 R)
• M11: 21,362,127 km (0.088 R)
• M12: 23,260,524 km (0.082 R)
• M13: 25,498,209 km (0.104 R)
• M14: 27,027,249 km (0.088 R)
• M15: 30,917,841 km (0.097 R)
• M16: 31,445,472 km (0.118 R)
• M17: 39,014,825 km (0.118 R)
• M18: 46,324,177 km (0.114 R)
• M19: 64,427,016 km (0.042 R)
• M20: 66,373,434 km (0.065 R)
• M21: 70,610,494 km (0.096 R)
• M22: 79,126,203 km (0.073 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 15,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit