🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.52 AU - 0.6 AU

Year: 271 Days

Day: 27 Hours

Environment

Temp: -121 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.4

Radius: 9.6

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.33 AU - 1.45 AU

Year: 1058 Days

Day: 10.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,948,218 km

• M1: 120,127 km (0.075 R)
• M2: 429,495 km (0.087 R)
• M3: 736,620 km (0.065 R)
• M4: 1,172,548 km (0.067 R)
• M5: 1,714,092 km (0.12 R)
• M6: 2,063,553 km (0.109 R)
• M7: 2,588,193 km (0.109 R)
• M8: 3,025,168 km (0.115 R)
• M9: 3,409,784 km (0.11 R)
• M10: 4,854,152 km (0.045 R)
• M11: 6,534,585 km (0.026 R)
• M12: 6,921,744 km (0.1 R)
• M13: 7,741,989 km (0.114 R)
• M14: 8,175,823 km (0.118 R)
• M15: 8,518,402 km (0.031 R)
• M16: 9,064,135 km (0.03 R)
• M17: 9,985,807 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.2

Radius: 10.8

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.05 AU - 3.97 AU

Year: 4246 Days

Day: 7.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,948,218 km

• M1: 134,339 km (0.111 R)
• M2: 515,365 km (0.092 R)
• M3: 901,477 km (0.117 R)
• M4: 1,420,282 km (0.077 R)
• M5: 1,763,011 km (0.118 R)
• M6: 2,132,218 km (0.11 R)
• M7: 2,487,663 km (0.09 R)
• M8: 3,143,949 km (0.106 R)
• M9: 3,607,852 km (0.055 R)
• M10: 4,474,472 km (0.051 R)
• M11: 6,681,789 km (0.066 R)
• M12: 7,177,706 km (0.1 R)
• M13: 7,521,781 km (0.086 R)
• M14: 8,317,791 km (0.12 R)
• M15: 9,451,743 km (0.109 R)
• M16: 10,119,997 km (0.076 R)
• M17: 10,553,531 km (0.101 R)
• M18: 12,412,883 km (0.113 R)
• M19: 13,163,416 km (0.091 R)
• M20: 14,372,615 km (0.048 R)
• M21: 17,377,438 km (0.086 R)
• M22: 20,432,825 km (0.028 R)
• M23: 20,916,774 km (0.113 R)
• M24: 21,907,262 km (0.073 R)
• M25: 22,341,395 km (0.058 R)
• M26: 26,265,497 km (0.099 R)
• M27: 27,085,442 km (0.11 R)
• M28: 28,432,721 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.6

Radius: 8.2

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.63 AU - 4.75 AU

Year: 6558 Days

Day: 10.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,948,218 km

• M1: 102,475 km (0.034 R)
• M2: 646,263 km (0.098 R)
• M3: 1,119,890 km (0.091 R)
• M4: 1,425,369 km (0.049 R)
• M5: 3,251,061 km (0.051 R)
• M6: 3,942,801 km (0.117 R)
• M7: 4,433,931 km (0.095 R)
• M8: 5,538,263 km (0.09 R)
• M9: 7,555,740 km (0.111 R)
• M10: 8,178,366 km (0.113 R)
• M11: 11,139,207 km (0.076 R)
• M12: 12,790,020 km (0.077 R)
• M13: 16,140,413 km (0.111 R)
• M14: 17,006,286 km (0.032 R)
• M15: 17,283,042 km (0.098 R)
• M16: 18,246,751 km (0.118 R)
• M17: 21,545,833 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.7

Radius: 7.9

Gravity: 15.55 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5 AU - 7.82 AU

Year: 10479 Days

Day: 18.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,948,218 km

• M1: 98,286 km (0.11 R)
• M2: 347,366 km (0.105 R)
• M3: 2,557,974 km (0.067 R)
• M4: 7,496,499 km (0.072 R)
• M5: 7,849,400 km (0.098 R)
• M6: 8,352,797 km (0.088 R)
• M7: 8,684,156 km (0.044 R)
• M8: 8,975,124 km (0.077 R)
• M9: 11,601,764 km (0.099 R)
• M10: 14,564,849 km (0.073 R)
• M11: 14,907,129 km (0.106 R)
• M12: 16,403,556 km (0.111 R)
• M13: 20,450,029 km (0.095 R)
• M14: 22,293,823 km (0.106 R)
• M15: 22,932,306 km (0.047 R)
• M16: 25,410,844 km (0.077 R)
• M17: 27,957,299 km (0.082 R)
• M18: 30,002,751 km (0.114 R)
• M19: 33,432,581 km (0.106 R)
• M20: 40,249,008 km (0.104 R)
• M21: 45,856,834 km (0.117 R)
• M22: 52,282,810 km (0.077 R)
• M23: 54,387,203 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.1

Radius: 6.1

Gravity: 18.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.96 AU - 8.14 AU

Year: 10824 Days

Day: 22.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,948,218 km

• M1: 75,846 km (0.062 R)
• M2: 389,104 km (0.086 R)
• M3: 641,027 km (0.102 R)
• M4: 1,191,547 km (0.095 R)
• M5: 3,222,189 km (0.072 R)
• M6: 3,566,862 km (0.116 R)
• M7: 3,990,673 km (0.08 R)
• M8: 6,437,047 km (0.099 R)
• M9: 7,024,518 km (0.098 R)
• M10: 7,228,120 km (0.049 R)
• M11: 7,435,613 km (0.051 R)
• M12: 8,765,388 km (0.089 R)
• M13: 9,097,196 km (0.104 R)
• M14: 9,635,300 km (0.08 R)
• M15: 10,937,250 km (0.071 R)
• M16: 11,433,316 km (0.112 R)
• M17: 15,199,443 km (0.088 R)
• M18: 15,747,719 km (0.074 R)
• M19: 18,610,723 km (0.09 R)
• M20: 20,205,436 km (0.099 R)
• M21: 20,535,001 km (0.072 R)
• M22: 28,004,273 km (0.037 R)
• M23: 28,620,317 km (0.072 R)
• M24: 35,764,213 km (0.051 R)
• M25: 39,744,564 km (0.07 R)
• M26: 41,046,365 km (0.107 R)
• M27: 46,682,165 km (0.095 R)
• M28: 47,113,755 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.1

Radius: 5.9

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 10.05 AU - 11.05 AU

Year: 22126 Days

Day: 15.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,948,218 km

• M1: 76,594 km (0.072 R)
• M2: 525,388 km (0.096 R)
• M3: 1,294,321 km (0.119 R)
• M4: 2,902,797 km (0.114 R)
• M5: 6,064,249 km (0.115 R)
• M6: 7,566,511 km (0.104 R)
• M7: 8,528,126 km (0.046 R)
• M8: 10,985,121 km (0.075 R)
• M9: 11,527,563 km (0.042 R)
• M10: 12,024,677 km (0.12 R)
• M11: 19,848,645 km (0.057 R)
• M12: 27,993,502 km (0.1 R)
• M13: 41,050,254 km (0.107 R)
• M14: 41,625,907 km (0.084 R)
• M15: 50,426,151 km (0.102 R)
• M16: 56,224,116 km (0.083 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 17,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit