🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.62 AU - 0.78 AU

Year: 223 Days

Day: 47.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.97 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.2 AU - 1.26 AU

Year: 519 Days

Day: 13.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.91 AU - 2.25 AU

Year: 1142 Days

Day: 35.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,774,455 km

• M1: 1,077,703 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.63 AU - 3.25 AU

Year: 1920 Days

Day: 15.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,774,455 km

• M1: 191,934 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.1

Radius: 12.2

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.26 AU - 5.2 AU

Year: 3917 Days

Day: 10.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 97,774,455 km

• M1: 162,463 km (0.108 R)
• M2: 579,093 km (0.087 R)
• M3: 1,245,402 km (0.11 R)
• M4: 2,556,029 km (0.101 R)
• M5: 3,017,239 km (0.096 R)
• M6: 4,089,258 km (0.114 R)
• M7: 4,950,343 km (0.116 R)
• M8: 5,672,602 km (0.079 R)
• M9: 6,491,500 km (0.109 R)
• M10: 7,119,363 km (0.093 R)
• M11: 8,104,614 km (0.093 R)
• M12: 9,461,317 km (0.047 R)
• M13: 10,690,413 km (0.056 R)
• M14: 17,107,713 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.4

Radius: 3.2

Gravity: 44.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 11.54 AU - 15.42 AU

Year: 18847 Days

Day: 17.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 97,774,455 km

• M1: 39,943 km (0.059 R)
• M2: 242,199 km (0.076 R)
• M3: 347,217 km (0.109 R)
• M4: 1,438,084 km (0.058 R)
• M5: 2,370,677 km (0.088 R)
• M6: 4,025,380 km (0.04 R)
• M7: 5,033,819 km (0.108 R)
• M8: 5,355,454 km (0.087 R)
• M9: 5,502,808 km (0.118 R)
• M10: 5,728,850 km (0.056 R)
• M11: 6,695,253 km (0.037 R)
• M12: 7,718,652 km (0.04 R)
• M13: 11,106,445 km (0.119 R)
• M14: 12,023,181 km (0.102 R)
• M15: 16,973,225 km (0.113 R)
• M16: 18,941,035 km (0.077 R)
• M17: 19,283,166 km (0.054 R)
• M18: 21,607,916 km (0.107 R)
• M19: 22,169,656 km (0.106 R)
• M20: 23,127,532 km (0.104 R)
• M21: 23,616,717 km (0.114 R)
• M22: 26,590,423 km (0.091 R)
• M23: 31,206,565 km (0.097 R)
• M24: 48,675,108 km (0.103 R)
• M25: 53,113,826 km (0.038 R)
• M26: 56,042,654 km (0.061 R)
• M27: 58,533,907 km (0.054 R)
• M28: 59,806,835 km (0.091 R)
• M29: 61,657,062 km (0.043 R)
• M30: 62,974,720 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.7

Radius: 5.7

Gravity: 17.5 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 12.15 AU - 16.11 AU

Year: 20226 Days

Day: 21.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 97,774,455 km

• M1: 151,842 km (0.082 R)
• M2: 354,846 km (0.071 R)
• M3: 673,041 km (0.097 R)
• M4: 935,286 km (0.12 R)
• M5: 1,236,576 km (0.09 R)
• M6: 1,472,043 km (0.119 R)
• M7: 2,634,119 km (0.067 R)
• M8: 4,995,522 km (0.078 R)
• M9: 5,753,983 km (0.044 R)
• M10: 7,215,105 km (0.084 R)
• M11: 7,639,814 km (0.117 R)
• M12: 8,591,107 km (0.093 R)
• M13: 10,606,040 km (0.077 R)
• M14: 11,851,592 km (0.034 R)
• M15: 16,089,550 km (0.034 R)
• M16: 17,475,874 km (0.086 R)
• M17: 17,898,338 km (0.085 R)
• M18: 22,109,817 km (0.118 R)
• M19: 25,833,159 km (0.088 R)
• M20: 27,614,421 km (0.105 R)
• M21: 28,418,808 km (0.097 R)
• M22: 29,594,947 km (0.101 R)
• M23: 31,918,351 km (0.026 R)
• M24: 35,425,075 km (0.085 R)
• M25: 38,750,486 km (0.073 R)
• M26: 43,654,304 km (0.104 R)
• M27: 48,126,533 km (0.094 R)
• M28: 50,985,497 km (0.114 R)
• M29: 58,155,275 km (0.114 R)
• M30: 64,754,186 km (0.066 R)
• M31: 70,549,608 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.2

Radius: 4

Gravity: 39.51 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 17.1 AU - 19.92 AU

Year: 30325 Days

Day: 15.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 143.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 97,774,455 km

• M1: 62,682 km (0.074 R)
• M2: 206,295 km (0.073 R)
• M3: 457,620 km (0.044 R)
• M4: 819,946 km (0.119 R)
• M5: 1,787,246 km (0.064 R)
• M6: 2,507,859 km (0.105 R)
• M7: 3,312,396 km (0.057 R)
• M8: 4,348,361 km (0.095 R)
• M9: 4,533,563 km (0.06 R)
• M10: 6,884,045 km (0.088 R)
• M11: 7,034,391 km (0.065 R)
• M12: 8,777,954 km (0.119 R)
• M13: 9,376,944 km (0.079 R)
• M14: 11,759,440 km (0.091 R)
• M15: 17,396,288 km (0.092 R)
• M16: 19,916,862 km (0.032 R)
• M17: 21,158,225 km (0.048 R)
• M18: 21,905,766 km (0.06 R)
• M19: 23,115,564 km (0.116 R)
• M20: 24,253,555 km (0.067 R)
• M21: 25,309,117 km (0.12 R)
• M22: 27,385,985 km (0.1 R)
• M23: 40,784,568 km (0.063 R)
• M24: 40,948,378 km (0.071 R)
• M25: 48,049,041 km (0.101 R)
• M26: 51,219,020 km (0.066 R)
• M27: 51,600,943 km (0.044 R)
• M28: 52,177,194 km (0.114 R)
• M29: 52,952,410 km (0.1 R)
• M30: 53,147,336 km (0.065 R)
• M31: 59,431,644 km (0.086 R)
• M32: 60,277,021 km (0.041 R)
• M33: 62,860,876 km (0.12 R)
• M34: 65,967,575 km (0.107 R)
• M35: 71,053,902 km (0.057 R)
• M36: 76,644,225 km (0.064 R)
• M37: 84,899,335 km (0.07 R)
• M38: 96,315,896 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 12,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit