🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.67 AU - 0.81 AU

Year: 233 Days

Day: 46.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.94 AU - 1.36 AU

Year: 450 Days

Day: 36.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 41.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,777,683 km

• M1: 63,130 km (0.085 R)
• M2: 955,332 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.05 AU - 1.33 AU

Year: 474 Days

Day: 18.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.99 AU - 2.95 AU

Year: 1418 Days

Day: 17.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.54 AU - 4.2 AU

Year: 2781 Days

Day: 30.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,777,683 km

• M1: 469,887 km (0.089 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.79 AU - 4.49 AU

Year: 3077 Days

Day: 41.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.3

Radius: 11.2

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.67 AU - 6.05 AU

Year: 4532 Days

Day: 9.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,777,683 km

• M1: 140,024 km (0.086 R)
• M2: 609,911 km (0.08 R)
• M3: 1,709,305 km (0.068 R)
• M4: 2,503,221 km (0.032 R)
• M5: 2,904,891 km (0.079 R)
• M6: 3,670,982 km (0.054 R)
• M7: 4,169,592 km (0.099 R)
• M8: 4,887,811 km (0.073 R)
• M9: 5,330,172 km (0.075 R)
• M10: 5,827,735 km (0.082 R)
• M11: 6,508,555 km (0.091 R)
• M12: 7,817,985 km (0.102 R)
• M13: 8,351,900 km (0.029 R)
• M14: 9,492,733 km (0.085 R)
• M15: 9,977,131 km (0.085 R)
• M16: 10,691,610 km (0.075 R)
• M17: 13,288,330 km (0.102 R)
• M18: 13,946,411 km (0.1 R)
• M19: 14,839,810 km (0.052 R)
• M20: 16,393,832 km (0.114 R)
• M21: 16,915,630 km (0.106 R)
• M22: 17,508,336 km (0.107 R)
• M23: 18,798,169 km (0.109 R)
• M24: 19,241,877 km (0.037 R)
• M25: 19,887,990 km (0.109 R)
• M26: 25,820,892 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.8

Radius: 8.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.85 AU - 10.45 AU

Year: 10109 Days

Day: 8.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,777,683 km

• M1: 102,475 km (0.101 R)
• M2: 433,235 km (0.072 R)
• M3: 847,322 km (0.096 R)
• M4: 1,248,544 km (0.106 R)
• M5: 1,656,946 km (0.115 R)
• M6: 2,402,841 km (0.076 R)
• M7: 5,921,682 km (0.086 R)
• M8: 9,364,677 km (0.084 R)
• M9: 10,431,011 km (0.071 R)
• M10: 11,623,605 km (0.081 R)
• M11: 17,875,150 km (0.116 R)
• M12: 20,467,532 km (0.079 R)
• M13: 21,313,059 km (0.076 R)
• M14: 22,328,829 km (0.063 R)
• M15: 24,850,151 km (0.118 R)
• M16: 27,555,329 km (0.11 R)
• M17: 28,067,403 km (0.115 R)
• M18: 29,909,701 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.2

Radius: 4.1

Gravity: 57.42 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 15.01 AU - 17.17 AU

Year: 23574 Days

Day: 22 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,777,683 km

• M1: 69,563 km (0.09 R)
• M2: 219,460 km (0.074 R)
• M3: 673,041 km (0.117 R)
• M4: 970,292 km (0.092 R)
• M5: 1,703,770 km (0.077 R)
• M6: 2,395,212 km (0.108 R)
• M7: 2,568,446 km (0.083 R)
• M8: 3,790,062 km (0.095 R)
• M9: 4,601,331 km (0.053 R)
• M10: 4,753,472 km (0.05 R)
• M11: 5,607,676 km (0.055 R)
• M12: 7,562,023 km (0.033 R)
• M13: 9,250,534 km (0.09 R)
• M14: 9,554,367 km (0.105 R)
• M15: 11,519,485 km (0.049 R)
• M16: 12,894,289 km (0.1 R)
• M17: 14,374,859 km (0.105 R)
• M18: 15,030,846 km (0.102 R)
• M19: 16,226,432 km (0.116 R)
• M20: 23,500,180 km (0.071 R)
• M21: 27,276,928 km (0.089 R)
• M22: 33,243,788 km (0.107 R)
• M23: 33,669,993 km (0.078 R)
• M24: 34,533,172 km (0.096 R)
• M25: 37,211,124 km (0.113 R)
• M26: 43,651,312 km (0.104 R)
• M27: 46,069,711 km (0.082 R)
• M28: 51,549,930 km (0.101 R)
• M29: 57,857,425 km (0.111 R)
• M30: 61,195,552 km (0.119 R)
• M31: 70,330,896 km (0.073 R)
• M32: 75,832,806 km (0.093 R)
• M33: 79,571,407 km (0.025 R)
• M34: 82,909,234 km (0.107 R)
• M35: 87,144,051 km (0.08 R)
• M36: 90,965,828 km (0.032 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519

Radius: 7.1

Gravity: 10.3 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 16.93 AU - 17.07 AU

Year: 25601 Days

Day: 15.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,777,683 km

• M1: 89,011 km (0.042 R)
• M2: 482,603 km (0.118 R)
• M3: 781,798 km (0.077 R)
• M4: 1,787,246 km (0.12 R)
• M5: 2,101,252 km (0.069 R)
• M6: 2,944,684 km (0.099 R)
• M7: 4,535,508 km (0.119 R)
• M8: 6,812,388 km (0.071 R)
• M9: 9,581,744 km (0.117 R)
• M10: 12,112,790 km (0.103 R)
• M11: 12,880,077 km (0.049 R)
• M12: 14,129,070 km (0.068 R)
• M13: 15,296,382 km (0.082 R)
• M14: 17,821,594 km (0.085 R)
• M15: 19,651,475 km (0.083 R)
• M16: 20,807,717 km (0.098 R)
• M17: 22,008,540 km (0.116 R)
• M18: 22,522,259 km (0.089 R)
• M19: 24,878,126 km (0.111 R)
• M20: 26,115,450 km (0.036 R)
• M21: 27,630,128 km (0.108 R)
• M22: 35,806,550 km (0.088 R)
• M23: 38,556,757 km (0.081 R)
• M24: 43,340,747 km (0.115 R)
• M25: 43,662,383 km (0.102 R)
• M26: 44,636,713 km (0.114 R)
• M27: 62,462,347 km (0.112 R)
• M28: 64,323,195 km (0.111 R)
• M29: 64,951,506 km (0.1 R)
• M30: 66,647,198 km (0.098 R)
• M31: 71,238,506 km (0.108 R)
• M32: 71,911,098 km (0.096 R)
• M33: 76,503,902 km (0.116 R)
• M34: 78,872,037 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 16,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit