🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.53 AU - 0.59 AU

Year: 271 Days

Day: 36.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,521,293 km

• M1: 220,956 km (0.118 R)
• M2: 517,758 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.46 AU - 0.72 AU

Year: 293 Days

Day: 33.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,521,293 km

• M1: 221,255 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.9

Radius: 12.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.06 AU - 1.6 AU

Year: 990 Days

Day: 8.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 175.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,521,293 km

• M1: 155,432 km (0.104 R)
• M2: 556,354 km (0.12 R)
• M3: 942,167 km (0.078 R)
• M4: 1,494,632 km (0.091 R)
• M5: 2,133,714 km (0.037 R)
• M6: 3,159,357 km (0.099 R)
• M7: 3,715,413 km (0.091 R)
• M8: 4,663,265 km (0.107 R)
• M9: 7,058,177 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 15

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.61 AU - 2.53 AU

Year: 1923 Days

Day: 9.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,521,293 km

• M1: 186,698 km (0.044 R)
• M2: 896,390 km (0.092 R)
• M3: 1,924,577 km (0.119 R)
• M4: 2,897,711 km (0.088 R)
• M5: 4,137,877 km (0.113 R)
• M6: 5,335,857 km (0.091 R)
• M7: 6,317,668 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.8

Radius: 13.8

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.75 AU - 2.43 AU

Year: 1951 Days

Day: 13.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,521,293 km

• M1: 171,589 km (0.117 R)
• M2: 858,093 km (0.104 R)
• M3: 2,093,173 km (0.091 R)
• M4: 2,584,453 km (0.107 R)
• M5: 3,136,918 km (0.111 R)
• M6: 3,749,970 km (0.1 R)
• M7: 4,341,031 km (0.082 R)
• M8: 4,862,380 km (0.097 R)
• M9: 6,313,329 km (0.117 R)
• M10: 7,181,745 km (0.069 R)
• M11: 7,704,440 km (0.098 R)
• M12: 8,252,417 km (0.116 R)
• M13: 9,156,586 km (0.094 R)
• M14: 9,667,613 km (0.087 R)
• M15: 10,161,735 km (0.099 R)
• M16: 10,635,661 km (0.093 R)
• M17: 11,706,781 km (0.081 R)
• M18: 12,848,662 km (0.071 R)
• M19: 13,929,806 km (0.093 R)
• M20: 14,515,481 km (0.075 R)
• M21: 16,076,386 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.7

Radius: 10.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.58 AU - 3.98 AU

Year: 3836 Days

Day: 14.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,521,293 km

• M1: 129,402 km (0.119 R)
• M2: 470,934 km (0.11 R)
• M3: 804,238 km (0.1 R)
• M4: 1,182,870 km (0.102 R)
• M5: 3,123,155 km (0.078 R)
• M6: 3,490,418 km (0.049 R)
• M7: 4,045,276 km (0.076 R)
• M8: 5,259,113 km (0.118 R)
• M9: 5,781,659 km (0.115 R)
• M10: 6,122,293 km (0.066 R)
• M11: 8,965,999 km (0.1 R)
• M12: 10,733,348 km (0.089 R)
• M13: 11,823,917 km (0.07 R)
• M14: 12,160,811 km (0.061 R)
• M15: 13,803,396 km (0.11 R)
• M16: 14,177,241 km (0.113 R)
• M17: 14,945,126 km (0.081 R)
• M18: 15,943,543 km (0.117 R)
• M19: 16,303,326 km (0.088 R)
• M20: 17,039,197 km (0.11 R)
• M21: 18,861,300 km (0.081 R)
• M22: 19,263,867 km (0.094 R)
• M23: 19,672,270 km (0.078 R)

Asteroid Belt

Center: 3.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.2

Radius: 12.4

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.77 AU - 5.37 AU

Year: 6308 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,521,293 km

• M1: 155,432 km (0.097 R)
• M2: 626,965 km (0.099 R)
• M3: 1,096,852 km (0.081 R)
• M4: 1,623,735 km (0.058 R)
• M5: 2,228,111 km (0.104 R)
• M6: 3,070,048 km (0.101 R)
• M7: 3,474,111 km (0.112 R)
• M8: 3,913,929 km (0.117 R)
• M9: 4,414,633 km (0.119 R)
• M10: 7,695,165 km (0.114 R)
• M11: 9,406,415 km (0.083 R)
• M12: 11,045,559 km (0.105 R)
• M13: 14,991,352 km (0.034 R)
• M14: 15,431,469 km (0.065 R)
• M15: 16,337,583 km (0.063 R)
• M16: 16,921,763 km (0.095 R)
• M17: 17,824,138 km (0.066 R)
• M18: 19,141,048 km (0.114 R)
• M19: 26,076,106 km (0.069 R)
• M20: 26,793,876 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.5

Radius: 10.6

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.04 AU - 5.3 AU

Year: 7590 Days

Day: 11.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,521,293 km

• M1: 131,796 km (0.106 R)
• M2: 724,502 km (0.109 R)
• M3: 1,375,702 km (0.115 R)
• M4: 1,793,379 km (0.085 R)
• M5: 2,348,687 km (0.109 R)
• M6: 3,417,713 km (0.091 R)
• M7: 5,525,996 km (0.037 R)
• M8: 6,631,823 km (0.082 R)
• M9: 6,967,970 km (0.12 R)
• M10: 7,715,211 km (0.075 R)
• M11: 8,045,523 km (0.103 R)
• M12: 9,230,637 km (0.04 R)
• M13: 9,793,275 km (0.091 R)
• M14: 11,143,097 km (0.062 R)
• M15: 11,781,281 km (0.117 R)
• M16: 14,959,039 km (0.103 R)
• M17: 15,604,554 km (0.108 R)
• M18: 18,155,497 km (0.114 R)
• M19: 21,455,327 km (0.114 R)
• M20: 22,863,641 km (0.038 R)
• M21: 25,863,377 km (0.12 R)
• M22: 26,887,524 km (0.112 R)
• M23: 29,215,716 km (0.065 R)
• M24: 32,098,018 km (0.036 R)
• M25: 36,652,974 km (0.056 R)
• M26: 37,119,121 km (0.093 R)
• M27: 38,902,777 km (0.066 R)
• M28: 40,000,077 km (0.076 R)
• M29: 42,640,330 km (0.119 R)
• M30: 43,415,546 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.7

Radius: 7.3

Gravity: 17.97 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.33 AU - 8.47 AU

Year: 11703 Days

Day: 22.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,521,293 km

• M1: 90,806 km (0.108 R)
• M2: 498,460 km (0.049 R)
• M3: 852,259 km (0.03 R)
• M4: 1,367,624 km (0.076 R)
• M5: 1,966,015 km (0.115 R)
• M6: 2,325,050 km (0.116 R)
• M7: 3,300,578 km (0.098 R)
• M8: 5,578,953 km (0.059 R)
• M9: 8,114,189 km (0.073 R)
• M10: 9,978,477 km (0.078 R)
• M11: 10,416,350 km (0.109 R)
• M12: 11,626,447 km (0.112 R)
• M13: 12,672,735 km (0.102 R)
• M14: 15,452,114 km (0.105 R)
• M15: 15,890,286 km (0.106 R)
• M16: 20,738,603 km (0.099 R)
• M17: 21,541,944 km (0.073 R)
• M18: 27,011,840 km (0.11 R)
• M19: 29,952,186 km (0.109 R)
• M20: 40,041,216 km (0.037 R)
• M21: 51,529,286 km (0.086 R)
• M22: 57,581,567 km (0.041 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: 163 - 12,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit