🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.57 AU - 0.69 AU

Year: 181 Days

Day: 14.5 Hours

Environment

Temp: 197 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.06 AU - 1.16 AU

Year: 423 Days

Day: 32.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 46 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.33 AU - 1.55 AU

Year: 625 Days

Day: 14.1 Hours

Environment

Temp: -33 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.02 AU - 2.34 AU

Year: 1164 Days

Day: 21.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.49 AU - 2.93 AU

Year: 1613 Days

Day: 14.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.8

Radius: 9.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.57 AU - 6.39 AU

Year: 5289 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 94,709,060 km

• M1: 341,981 km (0.106 R)
• M2: 977,921 km (0.092 R)
• M3: 1,296,266 km (0.086 R)
• M4: 1,843,943 km (0.094 R)
• M5: 2,280,620 km (0.11 R)
• M6: 3,520,038 km (0.078 R)
• M7: 3,847,956 km (0.084 R)
• M8: 6,658,452 km (0.078 R)
• M9: 8,318,838 km (0.113 R)
• M10: 11,084,005 km (0.057 R)
• M11: 12,531,814 km (0.088 R)
• M12: 15,362,355 km (0.107 R)
• M13: 19,151,968 km (0.117 R)
• M14: 23,023,112 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.4

Radius: 5.3

Gravity: 17.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 11.11 AU - 15.69 AU

Year: 17740 Days

Day: 17.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 94,709,060 km

• M1: 69,563 km (0.11 R)
• M2: 341,981 km (0.037 R)
• M3: 662,419 km (0.102 R)
• M4: 1,353,711 km (0.116 R)
• M5: 1,773,034 km (0.049 R)
• M6: 1,985,463 km (0.105 R)
• M7: 2,440,540 km (0.117 R)
• M8: 2,658,953 km (0.095 R)
• M9: 3,035,490 km (0.108 R)
• M10: 3,582,869 km (0.067 R)
• M11: 3,865,609 km (0.116 R)
• M12: 4,072,353 km (0.102 R)
• M13: 4,255,311 km (0.104 R)
• M14: 4,770,377 km (0.091 R)
• M15: 5,808,437 km (0.082 R)
• M16: 6,279,221 km (0.067 R)
• M17: 6,817,325 km (0.115 R)
• M18: 8,175,972 km (0.108 R)
• M19: 10,709,861 km (0.091 R)
• M20: 12,216,910 km (0.095 R)
• M21: 15,644,497 km (0.092 R)
• M22: 17,737,969 km (0.039 R)
• M23: 19,232,901 km (0.111 R)
• M24: 20,541,284 km (0.097 R)
• M25: 21,629,907 km (0.067 R)
• M26: 23,334,126 km (0.078 R)
• M27: 28,422,847 km (0.119 R)
• M28: 30,463,811 km (0.118 R)
• M29: 39,467,957 km (0.072 R)
• M30: 39,883,092 km (0.091 R)
• M31: 43,752,291 km (0.113 R)
• M32: 49,610,992 km (0.069 R)
• M33: 55,623,779 km (0.088 R)
• M34: 61,546,060 km (0.068 R)
• M35: 62,666,099 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.4

Radius: 7.1

Gravity: 14.83 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 16.74 AU - 18.36 AU

Year: 26589 Days

Day: 21.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,709,060 km

• M1: 89,908 km (0.073 R)
• M2: 315,951 km (0.09 R)
• M3: 758,012 km (0.051 R)
• M4: 1,531,583 km (0.061 R)
• M5: 2,165,429 km (0.113 R)
• M6: 2,989,713 km (0.078 R)
• M7: 3,457,805 km (0.03 R)
• M8: 4,842,333 km (0.108 R)
• M9: 6,235,389 km (0.067 R)
• M10: 7,506,821 km (0.059 R)
• M11: 9,298,256 km (0.071 R)
• M12: 10,038,017 km (0.104 R)
• M13: 10,683,981 km (0.084 R)
• M14: 12,419,615 km (0.119 R)
• M15: 12,862,575 km (0.107 R)
• M16: 13,546,835 km (0.063 R)
• M17: 18,549,986 km (0.112 R)
• M18: 19,128,781 km (0.111 R)
• M19: 23,973,956 km (0.071 R)
• M20: 28,419,556 km (0.114 R)
• M21: 28,674,321 km (0.076 R)
• M22: 29,709,090 km (0.119 R)
• M23: 35,111,817 km (0.098 R)
• M24: 41,953,376 km (0.074 R)
• M25: 43,623,337 km (0.072 R)
• M26: 44,646,288 km (0.087 R)
• M27: 52,450,210 km (0.053 R)
• M28: 57,380,806 km (0.114 R)
• M29: 66,793,056 km (0.028 R)
• M30: 77,431,409 km (0.102 R)
• M31: 85,647,324 km (0.105 R)
• M32: 90,239,530 km (0.037 R)
• M33: 91,343,413 km (0.103 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 11,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit