🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.76 AU - 1.02 AU

Year: 308 Days

Day: 38 Hours

Environment

Temp: 103 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,899,321 km

• M1: 481,855 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.86 AU - 1.24 AU

Year: 395 Days

Day: 18.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.2 AU - 1.34 AU

Year: 525 Days

Day: 38.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 43.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.21 AU - 1.77 AU

Year: 668 Days

Day: 27.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.95 AU - 2.25 AU

Year: 1117 Days

Day: 30.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,899,321 km

• M1: 39,195 km (0.089 R)
• M2: 516,861 km (0.039 R)

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.3

Radius: 12.2

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.44 AU - 6.08 AU

Year: 4428 Days

Day: 12.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,899,321 km

• M1: 152,291 km (0.052 R)
• M2: 584,628 km (0.05 R)
• M3: 1,165,667 km (0.114 R)
• M4: 1,567,337 km (0.062 R)
• M5: 1,969,157 km (0.077 R)
• M6: 2,597,917 km (0.113 R)
• M7: 3,224,283 km (0.118 R)
• M8: 3,696,264 km (0.078 R)
• M9: 4,146,853 km (0.057 R)
• M10: 4,538,351 km (0.12 R)
• M11: 6,094,468 km (0.11 R)
• M12: 6,571,984 km (0.078 R)
• M13: 7,535,245 km (0.084 R)
• M14: 8,299,690 km (0.12 R)
• M15: 9,385,471 km (0.091 R)
• M16: 9,861,641 km (0.095 R)
• M17: 10,312,230 km (0.083 R)
• M18: 11,432,269 km (0.068 R)
• M19: 13,660,380 km (0.088 R)
• M20: 14,533,284 km (0.089 R)
• M21: 15,225,622 km (0.109 R)
• M22: 16,504,235 km (0.119 R)
• M23: 18,834,222 km (0.106 R)
• M24: 19,850,740 km (0.119 R)
• M25: 20,636,877 km (0.085 R)
• M26: 24,285,270 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.2

Radius: 12.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.39 AU - 10.17 AU

Year: 8746 Days

Day: 5.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,899,321 km

• M1: 156,180 km (0.097 R)
• M2: 726,298 km (0.119 R)
• M3: 1,829,432 km (0.09 R)
• M4: 2,510,701 km (0.081 R)
• M5: 3,250,612 km (0.068 R)
• M6: 4,107,060 km (0.108 R)
• M7: 5,666,767 km (0.096 R)
• M8: 7,189,524 km (0.071 R)
• M9: 7,892,335 km (0.09 R)
• M10: 9,349,717 km (0.12 R)
• M11: 15,386,291 km (0.107 R)
• M12: 16,117,226 km (0.087 R)
• M13: 21,370,654 km (0.079 R)
• M14: 21,974,581 km (0.065 R)
• M15: 22,435,043 km (0.062 R)
• M16: 33,556,747 km (0.12 R)
• M17: 33,963,205 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.9

Radius: 12.2

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 10.13 AU - 10.61 AU

Year: 12259 Days

Day: 9.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,899,321 km

• M1: 151,692 km (0.037 R)
• M2: 585,077 km (0.114 R)
• M3: 1,332,917 km (0.077 R)
• M4: 2,170,366 km (0.048 R)
• M5: 3,256,446 km (0.096 R)
• M6: 3,754,159 km (0.109 R)
• M7: 4,517,407 km (0.109 R)
• M8: 5,241,760 km (0.095 R)
• M9: 8,739,657 km (0.117 R)
• M10: 11,493,455 km (0.061 R)
• M11: 12,465,093 km (0.089 R)
• M12: 19,311,140 km (0.078 R)
• M13: 22,768,198 km (0.081 R)
• M14: 25,089,358 km (0.101 R)
• M15: 35,453,648 km (0.083 R)
• M16: 38,429,898 km (0.092 R)
• M17: 43,129,066 km (0.057 R)
• M18: 46,365,766 km (0.102 R)
• M19: 47,275,919 km (0.116 R)
• M20: 48,819,171 km (0.089 R)
• M21: 50,236,461 km (0.083 R)
• M22: 53,484,231 km (0.105 R)
• M23: 53,983,289 km (0.047 R)
• M24: 56,524,658 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.3

Radius: 6.5

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.8 AU - 20.86 AU

Year: 29995 Days

Day: 24.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 89,899,321 km

• M1: 80,783 km (0.119 R)
• M2: 640,428 km (0.092 R)
• M3: 1,037,162 km (0.069 R)
• M4: 1,809,685 km (0.079 R)
• M5: 2,073,726 km (0.093 R)
• M6: 2,969,219 km (0.052 R)
• M7: 3,338,127 km (0.098 R)
• M8: 4,065,322 km (0.107 R)
• M9: 5,327,180 km (0.079 R)
• M10: 5,574,465 km (0.109 R)
• M11: 6,878,959 km (0.1 R)
• M12: 7,322,068 km (0.025 R)
• M13: 7,889,493 km (0.09 R)
• M14: 9,346,725 km (0.08 R)
• M15: 9,890,364 km (0.088 R)
• M16: 10,138,696 km (0.112 R)
• M17: 11,240,934 km (0.085 R)
• M18: 11,925,344 km (0.049 R)
• M19: 13,301,943 km (0.109 R)
• M20: 16,714,570 km (0.118 R)
• M21: 16,978,610 km (0.101 R)
• M22: 17,515,068 km (0.095 R)
• M23: 19,384,742 km (0.069 R)
• M24: 20,367,750 km (0.089 R)
• M25: 22,539,612 km (0.086 R)
• M26: 24,070,447 km (0.12 R)
• M27: 25,436,575 km (0.115 R)
• M28: 33,188,138 km (0.116 R)
• M29: 34,026,185 km (0.113 R)
• M30: 38,124,718 km (0.079 R)
• M31: 39,198,532 km (0.095 R)
• M32: 42,704,358 km (0.104 R)
• M33: 43,529,390 km (0.116 R)
• M34: 46,587,171 km (0.094 R)
• M35: 48,168,570 km (0.093 R)
• M36: 52,559,716 km (0.056 R)
• M37: 54,852,154 km (0.097 R)
• M38: 58,011,361 km (0.11 R)
• M39: 62,761,991 km (0.1 R)
• M40: 70,478,549 km (0.064 R)
• M41: 79,298,391 km (0.087 R)
• M42: 80,543,942 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 16,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit