🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.83 AU - 0.95 AU

Year: 307 Days

Day: 18.1 Hours

Environment

Temp: 85 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.94 AU - 1.52 AU

Year: 498 Days

Day: 13.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.48 AU - 2.56 AU

Year: 1461 Days

Day: 34.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.71 AU - 2.97 AU

Year: 1748 Days

Day: 27.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.5

Radius: 14.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.27 AU - 7.91 AU

Year: 6895 Days

Day: 11.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,906,965 km

• M1: 185,352 km (0.099 R)
• M2: 651,349 km (0.11 R)
• M3: 1,323,044 km (0.078 R)
• M4: 2,682,888 km (0.099 R)
• M5: 4,319,788 km (0.082 R)
• M6: 5,012,277 km (0.071 R)
• M7: 5,650,312 km (0.114 R)
• M8: 6,798,625 km (0.069 R)
• M9: 8,260,645 km (0.068 R)
• M10: 8,806,228 km (0.074 R)
• M11: 10,348,283 km (0.106 R)
• M12: 11,592,489 km (0.085 R)
• M13: 13,962,717 km (0.037 R)
• M14: 15,543,967 km (0.107 R)
• M15: 17,241,753 km (0.096 R)
• M16: 18,844,245 km (0.064 R)
• M17: 20,316,588 km (0.119 R)
• M18: 21,158,524 km (0.055 R)
• M19: 21,785,340 km (0.088 R)
• M20: 23,241,076 km (0.073 R)
• M21: 24,502,934 km (0.069 R)
• M22: 26,077,003 km (0.113 R)
• M23: 38,917,437 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267

Radius: 11.7

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.13 AU - 9.01 AU

Year: 8373 Days

Day: 10.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,906,965 km

• M1: 145,708 km (0.109 R)
• M2: 532,120 km (0.1 R)
• M3: 1,208,302 km (0.055 R)
• M4: 1,726,509 km (0.047 R)
• M5: 2,156,902 km (0.112 R)
• M6: 3,139,461 km (0.108 R)
• M7: 4,833,507 km (0.12 R)
• M8: 5,212,738 km (0.099 R)
• M9: 6,031,337 km (0.069 R)
• M10: 6,700,040 km (0.117 R)
• M11: 8,414,731 km (0.084 R)
• M12: 9,127,564 km (0.091 R)
• M13: 11,797,886 km (0.09 R)
• M14: 12,742,298 km (0.056 R)
• M15: 13,206,799 km (0.098 R)
• M16: 13,576,007 km (0.088 R)
• M17: 16,599,081 km (0.107 R)
• M18: 17,029,324 km (0.05 R)
• M19: 18,430,308 km (0.096 R)
• M20: 18,825,396 km (0.105 R)
• M21: 21,316,051 km (0.109 R)
• M22: 25,942,814 km (0.084 R)
• M23: 27,794,686 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.8

Radius: 4.3

Gravity: 28.06 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 16.89 AU - 18.01 AU

Year: 26625 Days

Day: 21.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 85,906,965 km

• M1: 55,351 km (0.062 R)
• M2: 205,847 km (0.076 R)
• M3: 465,549 km (0.039 R)
• M4: 647,160 km (0.082 R)
• M5: 1,170,005 km (0.066 R)
• M6: 2,880,058 km (0.054 R)
• M7: 3,649,739 km (0.092 R)
• M8: 4,032,411 km (0.108 R)
• M9: 4,990,884 km (0.107 R)
• M10: 7,954,418 km (0.084 R)
• M11: 8,706,446 km (0.059 R)
• M12: 10,350,677 km (0.091 R)
• M13: 11,915,620 km (0.108 R)
• M14: 12,260,443 km (0.08 R)
• M15: 12,682,907 km (0.085 R)
• M16: 14,392,811 km (0.088 R)
• M17: 16,419,114 km (0.088 R)
• M18: 19,092,279 km (0.076 R)
• M19: 22,982,422 km (0.044 R)
• M20: 25,394,089 km (0.083 R)
• M21: 26,895,603 km (0.108 R)
• M22: 33,087,459 km (0.072 R)
• M23: 35,016,673 km (0.112 R)
• M24: 52,663,686 km (0.064 R)
• M25: 56,438,190 km (0.06 R)
• M26: 57,019,378 km (0.113 R)
• M27: 61,609,190 km (0.067 R)
• M28: 65,795,238 km (0.097 R)
• M29: 68,176,387 km (0.072 R)
• M30: 74,031,797 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.9

Radius: 7.6

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 14.75 AU - 23.37 AU

Year: 30393 Days

Day: 18.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,906,965 km

• M1: 103,372 km (0.055 R)
• M2: 1,783,506 km (0.094 R)
• M3: 2,854,028 km (0.098 R)
• M4: 3,805,321 km (0.074 R)
• M5: 4,336,244 km (0.051 R)
• M6: 4,729,237 km (0.077 R)
• M7: 5,669,311 km (0.043 R)
• M8: 7,707,432 km (0.069 R)
• M9: 9,349,418 km (0.105 R)
• M10: 10,376,856 km (0.076 R)
• M11: 11,015,340 km (0.052 R)
• M12: 12,441,008 km (0.05 R)
• M13: 12,797,799 km (0.081 R)
• M14: 14,371,568 km (0.102 R)
• M15: 16,924,306 km (0.087 R)
• M16: 17,362,628 km (0.099 R)
• M17: 19,286,307 km (0.032 R)
• M18: 21,246,638 km (0.097 R)
• M19: 23,121,099 km (0.083 R)
• M20: 24,653,280 km (0.105 R)
• M21: 24,990,175 km (0.086 R)
• M22: 27,555,629 km (0.072 R)
• M23: 28,162,248 km (0.05 R)
• M24: 30,291,624 km (0.117 R)
• M25: 31,857,615 km (0.106 R)
• M26: 39,884,438 km (0.034 R)
• M27: 49,516,446 km (0.037 R)
• M28: 54,296,098 km (0.092 R)
• M29: 58,175,470 km (0.109 R)
• M30: 74,601,167 km (0.101 R)
• M31: 76,968,852 km (0.107 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: 307 - 13,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit