🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.53 AU - 0.73 AU

Year: 180 Days

Day: 12.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 53,400,837 km

• M1: 25,731 km (0.075 R)
• M2: 123,269 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.16 AU - 1.4 AU

Year: 521 Days

Day: 24.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,400,837 km

• M1: 295,755 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.77 AU - 4.73 AU

Year: 3153 Days

Day: 13.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.9

Radius: 12.1

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.38 AU - 6.02 AU

Year: 4898 Days

Day: 7.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,400,837 km

• M1: 151,243 km (0.103 R)
• M2: 668,702 km (0.059 R)
• M3: 1,371,812 km (0.111 R)
• M4: 2,364,245 km (0.083 R)
• M5: 3,161,153 km (0.094 R)
• M6: 3,786,472 km (0.069 R)
• M7: 4,644,415 km (0.085 R)
• M8: 5,512,083 km (0.036 R)
• M9: 6,484,768 km (0.091 R)
• M10: 6,978,591 km (0.085 R)
• M11: 9,877,798 km (0.109 R)
• M12: 10,712,404 km (0.113 R)
• M13: 11,170,174 km (0.113 R)
• M14: 12,174,275 km (0.118 R)
• M15: 12,673,184 km (0.114 R)
• M16: 13,185,706 km (0.056 R)
• M17: 15,606,798 km (0.069 R)
• M18: 20,185,540 km (0.112 R)
• M19: 23,157,302 km (0.116 R)
• M20: 25,915,288 km (0.112 R)
• M21: 27,330,933 km (0.103 R)
• M22: 28,014,744 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.3

Radius: 15

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.25 AU - 7.17 AU

Year: 5569 Days

Day: 7.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,400,837 km

• M1: 186,997 km (0.11 R)
• M2: 886,367 km (0.096 R)
• M3: 2,060,711 km (0.119 R)
• M4: 2,783,418 km (0.105 R)
• M5: 3,336,781 km (0.12 R)
• M6: 3,899,867 km (0.066 R)
• M7: 4,455,922 km (0.113 R)
• M8: 5,591,968 km (0.081 R)
• M9: 6,542,214 km (0.078 R)
• M10: 15,072,584 km (0.063 R)
• M11: 15,779,583 km (0.079 R)
• M12: 17,853,608 km (0.12 R)
• M13: 22,677,990 km (0.046 R)
• M14: 24,710,427 km (0.088 R)
• M15: 25,388,853 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.4

Radius: 10.5

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.88 AU - 7.36 AU

Year: 6837 Days

Day: 5.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,400,837 km

• M1: 130,599 km (0.068 R)
• M2: 1,202,767 km (0.055 R)
• M3: 1,756,429 km (0.108 R)
• M4: 2,491,403 km (0.063 R)
• M5: 3,205,134 km (0.089 R)
• M6: 3,903,457 km (0.101 R)
• M7: 4,894,543 km (0.076 R)
• M8: 5,240,264 km (0.118 R)
• M9: 6,410,418 km (0.077 R)
• M10: 7,823,969 km (0.12 R)
• M11: 10,110,422 km (0.109 R)
• M12: 11,607,448 km (0.115 R)
• M13: 13,469,493 km (0.065 R)
• M14: 14,209,404 km (0.08 R)
• M15: 15,217,395 km (0.063 R)
• M16: 17,309,521 km (0.117 R)
• M17: 19,300,369 km (0.119 R)
• M18: 24,810,807 km (0.07 R)
• M19: 28,060,521 km (0.09 R)
• M20: 30,700,774 km (0.092 R)
• M21: 34,438,178 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.9

Radius: 12.7

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.86 AU - 11.04 AU

Year: 9636 Days

Day: 9 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,400,837 km

• M1: 186,549 km (0.061 R)
• M2: 958,025 km (0.108 R)
• M3: 1,421,928 km (0.074 R)
• M4: 2,003,415 km (0.063 R)
• M5: 2,934,811 km (0.108 R)
• M6: 5,136,742 km (0.053 R)
• M7: 8,005,132 km (0.106 R)
• M8: 9,805,991 km (0.083 R)
• M9: 10,374,463 km (0.102 R)
• M10: 12,271,663 km (0.119 R)
• M11: 14,989,557 km (0.095 R)
• M12: 16,381,416 km (0.066 R)
• M13: 17,857,647 km (0.077 R)
• M14: 18,784,855 km (0.036 R)
• M15: 19,340,462 km (0.089 R)
• M16: 19,825,458 km (0.102 R)
• M17: 24,002,230 km (0.096 R)
• M18: 24,468,527 km (0.046 R)
• M19: 25,419,371 km (0.089 R)
• M20: 30,220,864 km (0.117 R)
• M21: 33,815,851 km (0.084 R)
• M22: 35,595,317 km (0.072 R)
• M23: 37,937,870 km (0.05 R)
• M24: 38,443,810 km (0.108 R)
• M25: 43,477,779 km (0.103 R)
• M26: 51,826,986 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.3

Radius: 4.8

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.52 AU - 14.6 AU

Year: 17971 Days

Day: 20.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,400,837 km

• M1: 59,690 km (0.115 R)
• M2: 597,195 km (0.114 R)
• M3: 778,807 km (0.064 R)
• M4: 1,230,592 km (0.066 R)
• M5: 1,726,958 km (0.05 R)
• M6: 2,940,645 km (0.117 R)
• M7: 3,151,429 km (0.111 R)
• M8: 3,447,932 km (0.116 R)
• M9: 4,603,575 km (0.057 R)
• M10: 6,107,483 km (0.087 R)
• M11: 6,848,142 km (0.037 R)
• M12: 7,093,931 km (0.108 R)
• M13: 7,345,555 km (0.099 R)
• M14: 8,789,922 km (0.102 R)
• M15: 10,629,527 km (0.11 R)
• M16: 18,277,419 km (0.055 R)
• M17: 18,830,183 km (0.059 R)
• M18: 20,981,401 km (0.075 R)
• M19: 21,326,224 km (0.119 R)
• M20: 22,204,812 km (0.089 R)
• M21: 27,268,101 km (0.109 R)
• M22: 29,686,052 km (0.096 R)
• M23: 35,916,803 km (0.072 R)
• M24: 36,410,177 km (0.109 R)
• M25: 49,804,273 km (0.066 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 18,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit