🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.66 AU - 1.06 AU

Year: 278 Days

Day: 36.2 Hours

Environment

Temp: 190 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.93 AU - 1.43 AU

Year: 446 Days

Day: 34.4 Hours

Environment

Temp: 40 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.25 AU - 1.91 AU

Year: 692 Days

Day: 25.5 Hours

Environment

Temp: -10 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.71 AU - 2.91 AU

Year: 1640 Days

Day: 37.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.99 AU - 4.23 AU

Year: 2389 Days

Day: 39.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.17 AU - 5.17 AU

Year: 3515 Days

Day: 26.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 81.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,151,053 km

• M1: 1,743,414 km (0.077 R)

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.1

Radius: 9.5

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.56 AU - 6.76 AU

Year: 5324 Days

Day: 11.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,151,053 km

• M1: 118,182 km (0.092 R)
• M2: 428,897 km (0.106 R)
• M3: 901,776 km (0.093 R)
• M4: 1,317,508 km (0.087 R)
• M5: 1,996,832 km (0.115 R)
• M6: 2,365,292 km (0.111 R)
• M7: 3,368,196 km (0.111 R)
• M8: 4,273,862 km (0.106 R)
• M9: 5,011,080 km (0.06 R)
• M10: 5,308,630 km (0.108 R)
• M11: 7,069,547 km (0.114 R)
• M12: 7,833,094 km (0.067 R)
• M13: 8,827,770 km (0.091 R)
• M14: 9,523,700 km (0.085 R)
• M15: 11,191,566 km (0.049 R)
• M16: 12,815,152 km (0.066 R)
• M17: 14,143,880 km (0.1 R)
• M18: 15,984,532 km (0.077 R)
• M19: 20,636,428 km (0.104 R)
• M20: 21,926,560 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.2

Radius: 8.1

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.12 AU - 11.4 AU

Year: 9813 Days

Day: 13.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,151,053 km

• M1: 100,979 km (0.079 R)
• M2: 362,027 km (0.099 R)
• M3: 756,666 km (0.036 R)
• M4: 1,057,507 km (0.118 R)
• M5: 1,425,967 km (0.09 R)
• M6: 1,863,092 km (0.103 R)
• M7: 2,480,333 km (0.034 R)
• M8: 4,088,809 km (0.105 R)
• M9: 6,189,163 km (0.059 R)
• M10: 6,697,197 km (0.087 R)
• M11: 7,471,067 km (0.118 R)
• M12: 7,963,095 km (0.093 R)
• M13: 8,831,211 km (0.094 R)
• M14: 9,808,983 km (0.068 R)
• M15: 11,868,347 km (0.097 R)
• M16: 15,604,703 km (0.068 R)
• M17: 16,408,792 km (0.113 R)
• M18: 17,954,288 km (0.09 R)
• M19: 18,245,405 km (0.107 R)
• M20: 25,843,032 km (0.077 R)
• M21: 27,062,704 km (0.117 R)
• M22: 30,023,096 km (0.096 R)
• M23: 31,792,988 km (0.109 R)
• M24: 34,296,658 km (0.071 R)
• M25: 41,950,085 km (0.038 R)
• M26: 43,240,367 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.5

Radius: 3.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 14.86 AU - 17.24 AU

Year: 22393 Days

Day: 21.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,151,053 km

• M1: 49,367 km (0.047 R)
• M2: 284,386 km (0.04 R)
• M3: 4,024,033 km (0.047 R)
• M4: 4,189,638 km (0.033 R)
• M5: 7,388,788 km (0.078 R)
• M6: 7,709,227 km (0.07 R)
• M7: 9,205,206 km (0.107 R)
• M8: 11,392,177 km (0.113 R)
• M9: 15,514,496 km (0.108 R)
• M10: 16,515,605 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.6

Radius: 3.8

Gravity: 39.65 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 14.2 AU - 18.26 AU

Year: 22770 Days

Day: 15.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,151,053 km

• M1: 47,423 km (0.096 R)
• M2: 185,651 km (0.108 R)
• M3: 310,864 km (0.107 R)
• M4: 644,318 km (0.116 R)
• M5: 856,448 km (0.069 R)
• M6: 997,519 km (0.103 R)
• M7: 1,154,148 km (0.119 R)
• M8: 1,874,461 km (0.1 R)
• M9: 2,419,446 km (0.103 R)
• M10: 2,558,872 km (0.074 R)
• M11: 3,396,021 km (0.097 R)
• M12: 5,589,276 km (0.072 R)
• M13: 7,699,204 km (0.103 R)
• M14: 7,849,550 km (0.119 R)
• M15: 8,001,990 km (0.081 R)
• M16: 9,236,023 km (0.093 R)
• M17: 9,868,972 km (0.081 R)
• M18: 11,741,039 km (0.067 R)
• M19: 13,112,852 km (0.054 R)
• M20: 15,051,042 km (0.086 R)
• M21: 17,343,031 km (0.079 R)
• M22: 17,688,303 km (0.049 R)
• M23: 22,298,311 km (0.072 R)
• M24: 33,660,718 km (0.092 R)
• M25: 34,062,986 km (0.115 R)
• M26: 46,009,872 km (0.085 R)
• M27: 51,301,747 km (0.109 R)
• M28: 51,656,444 km (0.114 R)
• M29: 53,819,031 km (0.036 R)
• M30: 58,904,012 km (0.094 R)
• M31: 60,865,689 km (0.08 R)
• M32: 61,064,355 km (0.081 R)
• M33: 63,276,758 km (0.115 R)
• M34: 67,223,150 km (0.037 R)
• M35: 72,661,481 km (0.063 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 12,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit