🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.14 AU - 1.76 AU

Year: 672 Days

Day: 23.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,347,199 km

• M1: 127,757 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.48 AU - 1.92 AU

Year: 853 Days

Day: 25.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.6 AU - 2.02 AU

Year: 938 Days

Day: 35.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.21 AU - 2.91 AU

Year: 1577 Days

Day: 21.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,347,199 km

• M1: 36,053 km (0.107 R)
• M2: 132,693 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.11 AU - 4.39 AU

Year: 2796 Days

Day: 40.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.7

Radius: 11.9

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.46 AU - 6.38 AU

Year: 4858 Days

Day: 13 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 106,347,199 km

• M1: 148,102 km (0.095 R)
• M2: 1,184,217 km (0.063 R)
• M3: 1,980,377 km (0.089 R)
• M4: 2,371,126 km (0.054 R)
• M5: 3,018,586 km (0.085 R)
• M6: 3,431,775 km (0.116 R)
• M7: 3,956,864 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.6

Radius: 9

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.98 AU - 9.46 AU

Year: 9914 Days

Day: 13.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 106,347,199 km

• M1: 112,198 km (0.105 R)
• M2: 523,742 km (0.1 R)
• M3: 1,117,646 km (0.045 R)
• M4: 1,399,488 km (0.12 R)
• M5: 1,889,122 km (0.048 R)
• M6: 2,737,192 km (0.069 R)
• M7: 3,739,498 km (0.084 R)
• M8: 5,854,363 km (0.076 R)
• M9: 6,146,977 km (0.1 R)
• M10: 6,526,357 km (0.094 R)
• M11: 9,337,301 km (0.119 R)
• M12: 10,465,717 km (0.097 R)
• M13: 10,788,699 km (0.109 R)
• M14: 11,971,869 km (0.057 R)
• M15: 13,873,557 km (0.08 R)
• M16: 16,110,195 km (0.083 R)
• M17: 20,438,360 km (0.099 R)
• M18: 21,028,823 km (0.03 R)
• M19: 21,630,506 km (0.099 R)
• M20: 27,166,525 km (0.082 R)
• M21: 28,189,924 km (0.066 R)
• M22: 29,772,819 km (0.09 R)
• M23: 31,414,206 km (0.031 R)
• M24: 33,929,545 km (0.098 R)
• M25: 34,996,028 km (0.083 R)
• M26: 36,084,951 km (0.099 R)
• M27: 37,446,142 km (0.056 R)
• M28: 40,270,700 km (0.06 R)
• M29: 41,332,096 km (0.118 R)
• M30: 42,004,838 km (0.089 R)
• M31: 44,910,627 km (0.047 R)
• M32: 48,690,367 km (0.108 R)
• M33: 49,440,750 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.7

Radius: 6.4

Gravity: 19.4 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 12.37 AU - 18.29 AU

Year: 23109 Days

Day: 22.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 106,347,199 km

• M1: 79,586 km (0.119 R)
• M2: 550,969 km (0.101 R)
• M3: 815,308 km (0.116 R)
• M4: 1,081,443 km (0.095 R)
• M5: 1,679,685 km (0.057 R)
• M6: 2,575,178 km (0.114 R)
• M7: 3,071,244 km (0.041 R)
• M8: 4,149,247 km (0.107 R)
• M9: 4,982,507 km (0.089 R)
• M10: 6,549,694 km (0.047 R)
• M11: 7,419,905 km (0.119 R)
• M12: 9,037,656 km (0.116 R)
• M13: 13,026,534 km (0.097 R)
• M14: 16,713,822 km (0.096 R)
• M15: 17,778,959 km (0.11 R)
• M16: 24,570,553 km (0.08 R)
• M17: 24,796,296 km (0.037 R)
• M18: 25,366,713 km (0.112 R)
• M19: 26,652,207 km (0.109 R)
• M20: 27,492,498 km (0.084 R)
• M21: 30,638,093 km (0.067 R)
• M22: 33,597,737 km (0.104 R)
• M23: 34,436,831 km (0.094 R)
• M24: 39,611,871 km (0.095 R)
• M25: 45,451,723 km (0.109 R)
• M26: 47,344,435 km (0.045 R)
• M27: 55,441,270 km (0.075 R)
• M28: 59,408,306 km (0.12 R)
• M29: 62,085,959 km (0.085 R)
• M30: 64,628,075 km (0.115 R)
• M31: 67,902,174 km (0.11 R)
• M32: 74,071,142 km (0.117 R)
• M33: 74,778,889 km (0.084 R)
• M34: 76,207,698 km (0.08 R)
• M35: 77,170,361 km (0.092 R)
• M36: 82,357,368 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.8

Radius: 5.4

Gravity: 34.25 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 13.44 AU - 20.88 AU

Year: 27368 Days

Day: 18.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,347,199 km

• M1: 67,169 km (0.072 R)
• M2: 750,981 km (0.12 R)
• M3: 1,079,797 km (0.088 R)
• M4: 1,310,328 km (0.06 R)
• M5: 1,592,170 km (0.089 R)
• M6: 1,808,788 km (0.098 R)
• M7: 2,879,759 km (0.09 R)
• M8: 3,817,588 km (0.115 R)
• M9: 4,027,175 km (0.085 R)
• M10: 7,023,321 km (0.09 R)
• M11: 9,881,687 km (0.078 R)
• M12: 10,078,409 km (0.089 R)
• M13: 10,684,280 km (0.081 R)
• M14: 13,432,094 km (0.108 R)
• M15: 14,668,819 km (0.087 R)
• M16: 15,184,034 km (0.075 R)
• M17: 15,358,465 km (0.106 R)
• M18: 16,069,654 km (0.079 R)
• M19: 19,134,465 km (0.105 R)
• M20: 19,440,393 km (0.031 R)
• M21: 25,152,339 km (0.096 R)
• M22: 37,149,789 km (0.117 R)
• M23: 45,988,779 km (0.109 R)
• M24: 50,115,586 km (0.063 R)
• M25: 50,308,866 km (0.093 R)
• M26: 52,866,392 km (0.091 R)
• M27: 57,813,144 km (0.062 R)
• M28: 63,964,010 km (0.092 R)
• M29: 66,962,251 km (0.091 R)
• M30: 73,985,572 km (0.109 R)
• M31: 74,739,096 km (0.113 R)
• M32: 76,261,105 km (0.08 R)
• M33: 78,063,011 km (0.045 R)
• M34: 80,156,783 km (0.05 R)
• M35: 90,042,809 km (0.108 R)
• M36: 90,328,541 km (0.096 R)
• M37: 97,366,373 km (0.109 R)
• M38: 98,877,161 km (0.06 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 15,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit