🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.07 AU - 1.11 AU

Year: 436 Days

Day: 24.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 41.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.97 AU - 1.31 AU

Year: 466 Days

Day: 45.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 56,418,145 km

• M1: 380,427 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.14 AU - 1.78 AU

Year: 675 Days

Day: 18.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.62 AU - 2.22 AU

Year: 1019 Days

Day: 15.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,418,145 km

• M1: 104,569 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.56 AU - 4.2 AU

Year: 2379 Days

Day: 31 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 13.3

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.13 AU - 6.17 AU

Year: 4475 Days

Day: 12.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,418,145 km

• M1: 165,605 km (0.096 R)
• M2: 583,731 km (0.102 R)
• M3: 1,059,452 km (0.09 R)
• M4: 1,866,383 km (0.073 R)
• M5: 2,369,481 km (0.09 R)
• M6: 3,801,581 km (0.11 R)
• M7: 4,358,534 km (0.096 R)
• M8: 4,918,479 km (0.086 R)
• M9: 7,417,661 km (0.032 R)
• M10: 7,863,762 km (0.119 R)
• M11: 8,734,421 km (0.048 R)
• M12: 9,708,752 km (0.095 R)
• M13: 11,873,583 km (0.096 R)
• M14: 14,030,186 km (0.106 R)
• M15: 14,983,573 km (0.103 R)
• M16: 16,551,957 km (0.109 R)
• M17: 17,616,496 km (0.106 R)
• M18: 18,789,044 km (0.094 R)
• M19: 20,611,146 km (0.107 R)
• M20: 22,691,155 km (0.12 R)
• M21: 24,679,909 km (0.06 R)
• M22: 26,782,208 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.4

Radius: 4.8

Gravity: 27.45 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 12.68 AU - 13.1 AU

Year: 17719 Days

Day: 17.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,418,145 km

• M1: 59,690 km (0.084 R)
• M2: 227,688 km (0.05 R)
• M3: 513,420 km (0.062 R)
• M4: 738,265 km (0.099 R)
• M5: 1,101,190 km (0.111 R)
• M6: 1,316,162 km (0.059 R)
• M7: 1,607,429 km (0.099 R)
• M8: 1,830,629 km (0.108 R)
• M9: 2,153,611 km (0.102 R)
• M10: 3,689,532 km (0.063 R)
• M11: 4,429,892 km (0.1 R)
• M12: 4,800,446 km (0.114 R)
• M13: 7,517,443 km (0.084 R)
• M14: 9,661,030 km (0.096 R)
• M15: 12,051,455 km (0.108 R)
• M16: 12,906,108 km (0.065 R)
• M17: 13,245,395 km (0.097 R)
• M18: 14,588,934 km (0.101 R)
• M19: 18,382,886 km (0.07 R)
• M20: 18,639,745 km (0.071 R)
• M21: 25,124,214 km (0.084 R)
• M22: 25,334,848 km (0.119 R)
• M23: 26,081,342 km (0.034 R)
• M24: 27,618,011 km (0.115 R)
• M25: 29,798,849 km (0.101 R)
• M26: 31,968,167 km (0.088 R)
• M27: 41,112,936 km (0.087 R)
• M28: 47,391,109 km (0.113 R)
• M29: 48,523,266 km (0.11 R)
• M30: 50,841,136 km (0.107 R)
• M31: 52,541,315 km (0.1 R)
• M32: 53,058,625 km (0.107 R)
• M33: 53,928,387 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.4

Radius: 3.6

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 12.99 AU - 20.63 AU

Year: 26389 Days

Day: 16.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,418,145 km

• M1: 45,777 km (0.101 R)
• M2: 258,804 km (0.091 R)
• M3: 1,105,827 km (0.091 R)
• M4: 2,566,800 km (0.092 R)
• M5: 2,877,216 km (0.057 R)
• M6: 4,749,284 km (0.113 R)
• M7: 10,650,471 km (0.114 R)
• M8: 12,343,620 km (0.092 R)
• M9: 16,773,063 km (0.07 R)
• M10: 18,323,495 km (0.114 R)
• M11: 18,806,547 km (0.077 R)
• M12: 19,380,853 km (0.05 R)
• M13: 20,306,864 km (0.117 R)
• M14: 25,881,479 km (0.112 R)
• M15: 29,782,542 km (0.11 R)
• M16: 35,032,979 km (0.07 R)
• M17: 37,038,937 km (0.068 R)
• M18: 38,200,265 km (0.044 R)
• M19: 38,855,953 km (0.085 R)
• M20: 45,829,308 km (0.118 R)
• M21: 47,618,797 km (0.069 R)
• M22: 55,242,604 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 18,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit