🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.46 AU - 0.56 AU

Year: 132 Days

Day: 18.6 Hours

Environment

Temp: 189 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,588,892 km

• M1: 158,574 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 132 Days

Day: 38.8 Hours

Environment

Temp: 240 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.55 AU - 0.77 AU

Year: 194 Days

Day: 41.8 Hours

Environment

Temp: 208 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.09 AU - 3.45 AU

Year: 1667 Days

Day: 14.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,588,892 km

• M1: 217,216 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.95 AU - 4.59 AU

Year: 3191 Days

Day: 39.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.3

Radius: 13.1

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.42 AU - 9.6 AU

Year: 8199 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 106,588,892 km

• M1: 162,912 km (0.076 R)
• M2: 787,334 km (0.114 R)
• M3: 1,408,015 km (0.092 R)
• M4: 2,590,586 km (0.045 R)
• M5: 3,599,325 km (0.062 R)
• M6: 5,448,205 km (0.09 R)
• M7: 6,383,790 km (0.09 R)
• M8: 7,033,344 km (0.1 R)
• M9: 7,658,513 km (0.11 R)
• M10: 10,792,589 km (0.105 R)
• M11: 11,535,941 km (0.035 R)
• M12: 19,203,729 km (0.037 R)
• M13: 19,841,166 km (0.05 R)
• M14: 23,314,529 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.2

Radius: 3.2

Gravity: 92.5 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 12.57 AU - 18.97 AU

Year: 22648 Days

Day: 19.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 106,588,892 km

• M1: 39,793 km (0.097 R)
• M2: 320,439 km (0.051 R)
• M3: 431,141 km (0.112 R)
• M4: 993,479 km (0.078 R)
• M5: 1,234,482 km (0.066 R)
• M6: 1,443,919 km (0.108 R)
• M7: 2,550,195 km (0.096 R)
• M8: 3,500,740 km (0.049 R)
• M9: 3,754,607 km (0.097 R)
• M10: 5,051,322 km (0.12 R)
• M11: 6,064,997 km (0.083 R)
• M12: 9,176,633 km (0.09 R)
• M13: 11,755,251 km (0.097 R)
• M14: 14,295,124 km (0.096 R)
• M15: 14,859,856 km (0.102 R)
• M16: 16,206,386 km (0.072 R)
• M17: 18,469,652 km (0.059 R)
• M18: 19,627,241 km (0.055 R)
• M19: 23,499,432 km (0.092 R)
• M20: 28,857,728 km (0.031 R)
• M21: 29,499,055 km (0.064 R)
• M22: 32,159,503 km (0.106 R)
• M23: 33,407,299 km (0.079 R)
• M24: 36,592,238 km (0.057 R)
• M25: 37,192,275 km (0.103 R)
• M26: 38,876,148 km (0.086 R)
• M27: 42,394,989 km (0.046 R)
• M28: 43,056,810 km (0.025 R)
• M29: 50,057,692 km (0.105 R)
• M30: 52,296,872 km (0.036 R)
• M31: 53,826,361 km (0.075 R)
• M32: 58,388,947 km (0.096 R)
• M33: 61,710,468 km (0.083 R)
• M34: 68,954,595 km (0.055 R)
• M35: 76,989,497 km (0.079 R)
• M36: 84,577,999 km (0.085 R)
• M37: 85,626,081 km (0.05 R)
• M38: 86,682,691 km (0.114 R)
• M39: 88,552,664 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.6

Radius: 5.8

Gravity: 19.28 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 15.41 AU - 18.41 AU

Year: 25148 Days

Day: 20.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 129 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 106,588,892 km

• M1: 72,106 km (0.032 R)
• M2: 377,585 km (0.116 R)
• M3: 924,515 km (0.077 R)
• M4: 1,274,424 km (0.05 R)
• M5: 2,282,265 km (0.106 R)
• M6: 3,581,672 km (0.107 R)
• M7: 4,163,758 km (0.116 R)
• M8: 6,424,032 km (0.077 R)
• M9: 12,371,594 km (0.074 R)
• M10: 12,729,133 km (0.1 R)
• M11: 14,073,420 km (0.067 R)
• M12: 16,434,074 km (0.119 R)
• M13: 16,692,430 km (0.056 R)
• M14: 23,301,065 km (0.115 R)
• M15: 24,623,959 km (0.087 R)
• M16: 36,762,929 km (0.062 R)
• M17: 38,401,025 km (0.087 R)
• M18: 43,442,474 km (0.058 R)
• M19: 45,950,332 km (0.103 R)
• M20: 48,200,584 km (0.095 R)
• M21: 51,069,572 km (0.101 R)
• M22: 53,860,918 km (0.084 R)
• M23: 61,797,983 km (0.092 R)
• M24: 69,352,825 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.1

Radius: 4.6

Gravity: 41.69 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.67 AU - 20.71 AU

Year: 29222 Days

Day: 15.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 106,588,892 km

• M1: 57,894 km (0.11 R)
• M2: 699,370 km (0.059 R)
• M3: 1,701,825 km (0.027 R)
• M4: 3,261,682 km (0.078 R)
• M5: 3,885,655 km (0.097 R)
• M6: 4,863,726 km (0.073 R)
• M7: 9,700,375 km (0.097 R)
• M8: 11,546,712 km (0.118 R)
• M9: 12,978,214 km (0.088 R)
• M10: 13,214,578 km (0.118 R)
• M11: 13,858,896 km (0.112 R)
• M12: 16,279,091 km (0.08 R)
• M13: 18,073,068 km (0.055 R)
• M14: 26,822,150 km (0.109 R)
• M15: 29,448,640 km (0.104 R)
• M16: 31,954,704 km (0.088 R)
• M17: 69,006,057 km (0.109 R)
• M18: 71,180,761 km (0.068 R)
• M19: 74,653,526 km (0.103 R)
• M20: 76,944,767 km (0.108 R)
• M21: 85,470,649 km (0.119 R)
• M22: 92,553,360 km (0.038 R)
• M23: 103,111,828 km (0.095 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 20,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit