🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.53 AU - 0.87 AU

Year: 259 Days

Day: 21.9 Hours

Environment

Temp: -12 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.65 AU - 0.91 AU

Year: 305 Days

Day: 22.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.56 AU - 2.08 AU

Year: 1088 Days

Day: 13 Hours

Environment

Temp: -116 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,194,241 km

• M1: 96,341 km (0.066 R)
• M2: 162,014 km (0.113 R)

Asteroid Belt

Center: 2.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.3

Radius: 14.4

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.76 AU - 4.16 AU

Year: 2851 Days

Day: 14 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,194,241 km

• M1: 179,069 km (0.054 R)
• M2: 636,090 km (0.112 R)
• M3: 1,206,058 km (0.115 R)
• M4: 1,721,423 km (0.079 R)
• M5: 2,427,076 km (0.074 R)
• M6: 3,912,732 km (0.071 R)
• M7: 4,729,836 km (0.086 R)
• M8: 5,734,236 km (0.103 R)
• M9: 6,676,104 km (0.089 R)
• M10: 7,289,455 km (0.036 R)
• M11: 7,940,206 km (0.077 R)
• M12: 9,792,976 km (0.055 R)
• M13: 10,939,494 km (0.09 R)
• M14: 14,820,212 km (0.115 R)
• M15: 15,663,645 km (0.07 R)
• M16: 16,591,451 km (0.093 R)
• M17: 17,829,972 km (0.089 R)
• M18: 18,841,553 km (0.072 R)
• M19: 19,419,898 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.6

Radius: 13.2

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.34 AU - 4.12 AU

Year: 3191 Days

Day: 13.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,194,241 km

• M1: 164,258 km (0.115 R)
• M2: 793,318 km (0.065 R)
• M3: 1,400,834 km (0.113 R)
• M4: 1,992,793 km (0.106 R)
• M5: 2,698,895 km (0.119 R)
• M6: 3,244,179 km (0.053 R)
• M7: 4,041,386 km (0.09 R)
• M8: 4,796,108 km (0.108 R)
• M9: 5,896,400 km (0.113 R)
• M10: 8,373,442 km (0.119 R)
• M11: 8,788,875 km (0.118 R)
• M12: 9,247,243 km (0.083 R)
• M13: 9,782,055 km (0.119 R)
• M14: 10,848,688 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.4

Radius: 12.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.45 AU - 8.57 AU

Year: 8221 Days

Day: 5.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,194,241 km

• M1: 157,975 km (0.052 R)
• M2: 578,046 km (0.09 R)
• M3: 1,252,433 km (0.114 R)
• M4: 1,723,667 km (0.072 R)
• M5: 3,499,693 km (0.119 R)
• M6: 4,617,488 km (0.07 R)
• M7: 7,127,740 km (0.106 R)
• M8: 7,749,170 km (0.109 R)
• M9: 8,194,971 km (0.097 R)
• M10: 9,251,432 km (0.097 R)
• M11: 10,233,392 km (0.095 R)
• M12: 17,058,496 km (0.068 R)
• M13: 17,579,994 km (0.112 R)
• M14: 21,001,447 km (0.102 R)
• M15: 22,143,028 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.5

Radius: 6.2

Gravity: 16.22 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 14.3 AU - 15 AU

Year: 24837 Days

Day: 23.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,194,241 km

• M1: 77,043 km (0.038 R)
• M2: 315,652 km (0.112 R)
• M3: 708,196 km (0.08 R)
• M4: 971,189 km (0.051 R)
• M5: 1,328,878 km (0.086 R)
• M6: 1,715,439 km (0.098 R)
• M7: 2,515,937 km (0.12 R)
• M8: 2,762,923 km (0.063 R)
• M9: 3,248,518 km (0.101 R)
• M10: 3,452,120 km (0.094 R)
• M11: 4,114,839 km (0.117 R)
• M12: 4,674,335 km (0.103 R)
• M13: 5,943,523 km (0.063 R)
• M14: 8,200,955 km (0.117 R)
• M15: 9,549,281 km (0.112 R)
• M16: 10,276,177 km (0.12 R)
• M17: 11,976,357 km (0.081 R)
• M18: 12,535,105 km (0.073 R)
• M19: 14,238,426 km (0.11 R)
• M20: 15,347,694 km (0.081 R)
• M21: 15,923,347 km (0.107 R)
• M22: 16,856,838 km (0.088 R)
• M23: 19,972,812 km (0.1 R)
• M24: 20,362,963 km (0.088 R)
• M25: 25,221,453 km (0.051 R)
• M26: 31,714,749 km (0.054 R)
• M27: 33,599,083 km (0.114 R)
• M28: 37,147,246 km (0.092 R)
• M29: 54,216,363 km (0.1 R)
• M30: 56,320,457 km (0.034 R)
• M31: 58,082,121 km (0.095 R)
• M32: 67,225,094 km (0.059 R)
• M33: 67,662,070 km (0.114 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: 423 - 11,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit