🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.74 AU - 0.88 AU

Year: 261 Days

Day: 47.4 Hours

Environment

Temp: 127 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 103,860,545 km

• M1: 15,558 km (0.092 R)
• M2: 284,386 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.91 AU - 1.15 AU

Year: 374 Days

Day: 14.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1 AU - 1.18 AU

Year: 408 Days

Day: 37.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.91 AU - 4.31 AU

Year: 2984 Days

Day: 12.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,860,545 km

• M1: 1,431,502 km (0.041 R)

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 14.7

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.12 AU - 6.22 AU

Year: 4210 Days

Day: 9.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,860,545 km

• M1: 183,706 km (0.092 R)
• M2: 806,333 km (0.069 R)
• M3: 1,292,675 km (0.085 R)
• M4: 1,970,054 km (0.058 R)
• M5: 2,895,317 km (0.039 R)
• M6: 4,287,475 km (0.056 R)
• M7: 4,975,326 km (0.03 R)
• M8: 5,789,587 km (0.118 R)
• M9: 6,257,230 km (0.062 R)
• M10: 9,656,842 km (0.059 R)
• M11: 11,600,268 km (0.064 R)
• M12: 12,392,388 km (0.079 R)
• M13: 14,085,088 km (0.104 R)
• M14: 14,783,411 km (0.071 R)
• M15: 19,347,493 km (0.062 R)
• M16: 20,779,593 km (0.057 R)
• M17: 22,281,406 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.5

Radius: 9.5

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.81 AU - 9.13 AU

Year: 8829 Days

Day: 6 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 103,860,545 km

• M1: 118,182 km (0.111 R)
• M2: 708,047 km (0.082 R)
• M3: 1,446,312 km (0.069 R)
• M4: 2,383,692 km (0.094 R)
• M5: 3,390,785 km (0.086 R)
• M6: 4,718,317 km (0.084 R)
• M7: 5,145,568 km (0.105 R)
• M8: 5,565,190 km (0.119 R)
• M9: 7,517,592 km (0.087 R)
• M10: 8,101,473 km (0.028 R)
• M11: 8,715,273 km (0.06 R)
• M12: 9,219,118 km (0.057 R)
• M13: 10,085,290 km (0.102 R)
• M14: 10,743,969 km (0.061 R)
• M15: 12,892,644 km (0.101 R)
• M16: 13,426,558 km (0.116 R)
• M17: 16,457,262 km (0.082 R)
• M18: 19,449,967 km (0.118 R)
• M19: 21,278,652 km (0.083 R)
• M20: 24,009,561 km (0.113 R)
• M21: 25,274,560 km (0.112 R)
• M22: 33,479,255 km (0.116 R)
• M23: 38,603,282 km (0.099 R)
• M24: 40,463,232 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.3

Radius: 13.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.32 AU - 12.12 AU

Year: 10854 Days

Day: 10.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 103,860,545 km

• M1: 173,384 km (0.075 R)
• M2: 690,544 km (0.117 R)
• M3: 1,116,000 km (0.042 R)
• M4: 1,726,060 km (0.087 R)
• M5: 2,227,064 km (0.119 R)
• M6: 3,048,057 km (0.115 R)
• M7: 4,232,722 km (0.104 R)
• M8: 5,919,139 km (0.102 R)
• M9: 10,043,552 km (0.118 R)
• M10: 11,344,306 km (0.093 R)
• M11: 11,860,119 km (0.102 R)
• M12: 13,565,685 km (0.12 R)
• M13: 15,084,701 km (0.055 R)
• M14: 21,602,381 km (0.086 R)
• M15: 22,218,126 km (0.096 R)
• M16: 26,459,974 km (0.108 R)
• M17: 27,676,354 km (0.09 R)
• M18: 31,887,833 km (0.092 R)
• M19: 32,571,645 km (0.043 R)
• M20: 34,921,678 km (0.05 R)
• M21: 35,526,353 km (0.119 R)
• M22: 38,526,987 km (0.09 R)
• M23: 47,643,331 km (0.109 R)
• M24: 48,088,984 km (0.054 R)
• M25: 52,698,692 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.6

Radius: 6

Gravity: 25.96 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 16.22 AU - 19.74 AU

Year: 27306 Days

Day: 19.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 103,860,545 km

• M1: 74,649 km (0.118 R)
• M2: 263,143 km (0.094 R)
• M3: 659,876 km (0.106 R)
• M4: 868,116 km (0.118 R)
• M5: 1,696,290 km (0.089 R)
• M6: 2,094,819 km (0.088 R)
• M7: 2,402,093 km (0.053 R)
• M8: 4,046,772 km (0.098 R)
• M9: 4,916,833 km (0.102 R)
• M10: 7,709,077 km (0.101 R)
• M11: 10,644,936 km (0.076 R)
• M12: 12,062,076 km (0.114 R)
• M13: 16,326,513 km (0.094 R)
• M14: 17,626,070 km (0.108 R)
• M15: 18,993,095 km (0.089 R)
• M16: 20,115,678 km (0.084 R)
• M17: 22,604,687 km (0.092 R)
• M18: 32,564,464 km (0.119 R)
• M19: 33,873,595 km (0.082 R)
• M20: 34,615,900 km (0.036 R)
• M21: 35,368,976 km (0.116 R)
• M22: 39,953,403 km (0.102 R)
• M23: 41,452,822 km (0.114 R)
• M24: 41,791,063 km (0.098 R)
• M25: 48,385,337 km (0.07 R)
• M26: 49,516,147 km (0.075 R)
• M27: 49,706,286 km (0.078 R)
• M28: 49,896,874 km (0.112 R)
• M29: 50,857,442 km (0.1 R)
• M30: 54,215,615 km (0.064 R)
• M31: 69,127,381 km (0.118 R)
• M32: 72,258,464 km (0.119 R)
• M33: 82,216,297 km (0.099 R)
• M34: 84,909,208 km (0.092 R)
• M35: 88,217,715 km (0.112 R)
• M36: 99,259,833 km (0.053 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 12,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit