🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.61 AU - 0.91 AU

Year: 243 Days

Day: 18.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,903,684 km

• M1: 57,894 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.68 AU - 1.14 AU

Year: 319 Days

Day: 35.3 Hours

Environment

Temp: 126 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.06 AU - 1.36 AU

Year: 489 Days

Day: 47.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.15 AU - 1.53 AU

Year: 569 Days

Day: 17.8 Hours

Environment

Temp: -25 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.14 AU - 1.68 AU

Year: 615 Days

Day: 37.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.81 AU - 1.99 AU

Year: 961 Days

Day: 13.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.6

Radius: 13

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.08 AU - 10.24 AU

Year: 9355 Days

Day: 12.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,903,684 km

• M1: 161,715 km (0.097 R)
• M2: 607,667 km (0.076 R)
• M3: 1,012,778 km (0.109 R)
• M4: 1,638,097 km (0.09 R)
• M5: 2,058,467 km (0.107 R)
• M6: 2,532,243 km (0.087 R)
• M7: 3,333,489 km (0.069 R)
• M8: 4,297,648 km (0.03 R)
• M9: 5,080,643 km (0.116 R)
• M10: 6,172,558 km (0.115 R)
• M11: 8,362,222 km (0.099 R)
• M12: 10,866,490 km (0.089 R)
• M13: 12,145,402 km (0.051 R)
• M14: 13,153,393 km (0.074 R)
• M15: 13,771,980 km (0.033 R)
• M16: 15,539,329 km (0.101 R)
• M17: 18,200,975 km (0.098 R)
• M18: 18,814,176 km (0.054 R)
• M19: 19,362,004 km (0.094 R)
• M20: 21,575,304 km (0.043 R)
• M21: 24,503,682 km (0.034 R)
• M22: 25,918,579 km (0.093 R)
• M23: 28,396,817 km (0.092 R)
• M24: 30,920,683 km (0.108 R)
• M25: 33,135,480 km (0.111 R)
• M26: 43,598,803 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.1

Radius: 4.4

Gravity: 33.99 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 10.56 AU - 17.38 AU

Year: 19168 Days

Day: 17.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,903,684 km

• M1: 70,461 km (0.051 R)
• M2: 250,576 km (0.069 R)
• M3: 789,578 km (0.11 R)
• M4: 1,180,626 km (0.076 R)
• M5: 2,699,344 km (0.114 R)
• M6: 5,154,843 km (0.075 R)
• M7: 7,482,138 km (0.107 R)
• M8: 7,626,200 km (0.091 R)
• M9: 12,930,492 km (0.087 R)
• M10: 13,277,858 km (0.106 R)
• M11: 16,935,526 km (0.09 R)
• M12: 18,203,069 km (0.108 R)
• M13: 20,547,866 km (0.105 R)
• M14: 23,804,013 km (0.111 R)
• M15: 29,367,408 km (0.086 R)
• M16: 35,874,018 km (0.085 R)
• M17: 41,004,178 km (0.072 R)
• M18: 43,278,664 km (0.104 R)
• M19: 48,742,577 km (0.116 R)
• M20: 50,433,033 km (0.091 R)
• M21: 54,109,251 km (0.114 R)
• M22: 57,585,756 km (0.109 R)
• M23: 61,013,940 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.2

Radius: 5.6

Gravity: 18.69 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 13.9 AU - 16.74 AU

Year: 22012 Days

Day: 16.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,903,684 km

• M1: 69,713 km (0.042 R)
• M2: 271,819 km (0.11 R)
• M3: 454,329 km (0.102 R)
• M4: 911,350 km (0.09 R)
• M5: 1,534,126 km (0.082 R)
• M6: 1,946,119 km (0.057 R)
• M7: 2,361,702 km (0.085 R)
• M8: 2,962,038 km (0.092 R)
• M9: 4,598,489 km (0.027 R)
• M10: 5,450,150 km (0.083 R)
• M11: 6,402,490 km (0.11 R)
• M12: 7,656,419 km (0.069 R)
• M13: 11,917,116 km (0.114 R)
• M14: 16,771,118 km (0.098 R)
• M15: 19,399,104 km (0.1 R)
• M16: 19,862,259 km (0.084 R)
• M17: 20,332,744 km (0.085 R)
• M18: 25,897,486 km (0.036 R)
• M19: 29,146,452 km (0.114 R)
• M20: 29,876,490 km (0.104 R)
• M21: 33,842,928 km (0.061 R)
• M22: 36,439,797 km (0.083 R)
• M23: 46,324,776 km (0.108 R)
• M24: 48,664,935 km (0.117 R)
• M25: 49,005,570 km (0.03 R)
• M26: 49,864,112 km (0.074 R)
• M27: 55,597,450 km (0.079 R)
• M28: 64,997,133 km (0.037 R)
• M29: 70,941,105 km (0.093 R)
• M30: 73,372,071 km (0.102 R)

Asteroid Belt

Center: 16.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.6

Radius: 3.2

Gravity: 46.35 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 17.62 AU - 19.48 AU

Year: 29328 Days

Day: 20.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 86,903,684 km

• M1: 79,436 km (0.102 R)
• M2: 369,507 km (0.089 R)
• M3: 674,088 km (0.049 R)
• M4: 1,638,097 km (0.066 R)
• M5: 2,158,248 km (0.089 R)
• M6: 2,456,247 km (0.046 R)
• M7: 2,754,845 km (0.116 R)
• M8: 4,126,358 km (0.12 R)
• M9: 4,620,480 km (0.099 R)
• M10: 6,203,525 km (0.089 R)
• M11: 6,755,092 km (0.113 R)
• M12: 7,439,203 km (0.118 R)
• M13: 7,591,643 km (0.061 R)
• M14: 8,943,559 km (0.106 R)
• M15: 9,232,133 km (0.119 R)
• M16: 12,324,172 km (0.073 R)
• M17: 12,825,923 km (0.114 R)
• M18: 13,045,234 km (0.048 R)
• M19: 16,639,771 km (0.115 R)
• M20: 18,802,358 km (0.109 R)
• M21: 22,597,806 km (0.084 R)
• M22: 23,132,319 km (0.051 R)
• M23: 24,449,528 km (0.06 R)
• M24: 27,352,624 km (0.102 R)
• M25: 32,326,604 km (0.111 R)
• M26: 35,525,306 km (0.041 R)
• M27: 40,787,411 km (0.069 R)
• M28: 43,356,904 km (0.104 R)
• M29: 43,520,863 km (0.115 R)
• M30: 45,353,287 km (0.087 R)
• M31: 49,170,875 km (0.107 R)
• M32: 52,822,260 km (0.095 R)
• M33: 55,097,644 km (0.099 R)
• M34: 58,631,744 km (0.036 R)
• M35: 59,033,564 km (0.107 R)
• M36: 65,282,416 km (0.054 R)
• M37: 68,343,488 km (0.099 R)
• M38: 69,684,184 km (0.082 R)
• M39: 75,696,822 km (0.042 R)
• M40: 76,412,049 km (0.088 R)
• M41: 76,891,361 km (0.069 R)
• M42: 81,046,890 km (0.11 R)
• M43: 86,383,495 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 13,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit