🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.37 AU - 2.19 AU

Year: 1060 Days

Day: 29.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.1 AU - 2.58 AU

Year: 1597 Days

Day: 31.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.5

Radius: 14.5

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.3 AU - 3.78 AU

Year: 2972 Days

Day: 6.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,965,544 km

• M1: 180,415 km (0.055 R)
• M2: 733,179 km (0.062 R)
• M3: 1,333,216 km (0.091 R)
• M4: 1,859,502 km (0.086 R)
• M5: 2,643,544 km (0.046 R)
• M6: 3,455,262 km (0.063 R)
• M7: 3,930,684 km (0.084 R)
• M8: 6,770,201 km (0.105 R)
• M9: 7,868,250 km (0.084 R)
• M10: 8,359,379 km (0.088 R)
• M11: 9,011,177 km (0.087 R)
• M12: 10,849,735 km (0.055 R)
• M13: 11,542,673 km (0.104 R)
• M14: 13,800,254 km (0.101 R)
• M15: 15,359,213 km (0.113 R)
• M16: 18,882,692 km (0.051 R)
• M17: 19,350,784 km (0.117 R)
• M18: 20,801,584 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.7

Radius: 12.5

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.01 AU - 4.09 AU

Year: 3637 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,965,544 km

• M1: 155,881 km (0.055 R)
• M2: 1,683,574 km (0.079 R)
• M3: 2,571,288 km (0.108 R)
• M4: 3,143,799 km (0.067 R)
• M5: 4,374,990 km (0.035 R)
• M6: 5,432,347 km (0.108 R)
• M7: 5,928,115 km (0.056 R)
• M8: 8,337,987 km (0.047 R)
• M9: 12,963,852 km (0.04 R)
• M10: 13,484,154 km (0.097 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.2

Radius: 10.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.28 AU - 6.5 AU

Year: 7208 Days

Day: 7.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,965,544 km

• M1: 134,339 km (0.09 R)
• M2: 706,102 km (0.073 R)
• M3: 1,227,301 km (0.078 R)
• M4: 1,653,206 km (0.092 R)
• M5: 4,635,589 km (0.117 R)
• M6: 7,343,311 km (0.054 R)
• M7: 11,589,347 km (0.083 R)
• M8: 12,620,226 km (0.062 R)
• M9: 16,596,089 km (0.115 R)
• M10: 17,843,585 km (0.064 R)
• M11: 24,577,434 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.4

Radius: 10.1

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.29 AU - 7.49 AU

Year: 7208 Days

Day: 6 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 16,965,544 km

• M1: 126,859 km (0.109 R)
• M2: 574,605 km (0.097 R)
• M3: 1,815,819 km (0.08 R)
• M4: 3,073,488 km (0.045 R)
• M5: 3,479,646 km (0.07 R)
• M6: 4,971,885 km (0.116 R)
• M7: 6,684,631 km (0.073 R)
• M8: 7,194,162 km (0.114 R)
• M9: 8,759,853 km (0.114 R)
• M10: 9,122,927 km (0.026 R)
• M11: 10,184,473 km (0.102 R)
• M12: 12,002,387 km (0.112 R)
• M13: 13,118,237 km (0.114 R)
• M14: 14,026,895 km (0.085 R)
• M15: 16,329,804 km (0.118 R)
• M16: 18,084,587 km (0.071 R)
• M17: 19,412,867 km (0.107 R)
• M18: 22,187,907 km (0.106 R)
• M19: 22,863,940 km (0.065 R)
• M20: 23,476,394 km (0.027 R)
• M21: 24,099,768 km (0.059 R)
• M22: 25,298,346 km (0.115 R)
• M23: 28,336,230 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67

Radius: 10.1

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.43 AU - 8.33 AU

Year: 8053 Days

Day: 11 Hours

Environment

Temp: -187 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,965,544 km

• M1: 136,134 km (0.087 R)
• M2: 623,075 km (0.11 R)
• M3: 1,095,356 km (0.108 R)
• M4: 1,522,458 km (0.09 R)
• M5: 1,890,917 km (0.08 R)
• M6: 2,644,591 km (0.056 R)
• M7: 3,285,020 km (0.107 R)
• M8: 4,673,288 km (0.035 R)
• M9: 5,939,933 km (0.054 R)
• M10: 7,851,943 km (0.074 R)
• M11: 8,396,031 km (0.104 R)
• M12: 9,739,420 km (0.099 R)
• M13: 10,481,575 km (0.093 R)
• M14: 10,827,595 km (0.079 R)
• M15: 11,953,169 km (0.112 R)
• M16: 15,498,938 km (0.065 R)
• M17: 17,031,867 km (0.035 R)
• M18: 18,384,531 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.3

Radius: 4.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.26 AU - 11.72 AU

Year: 14090 Days

Day: 20.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 16,965,544 km

• M1: 87,216 km (0.116 R)
• M2: 299,794 km (0.102 R)
• M3: 575,653 km (0.095 R)
• M4: 739,462 km (0.089 R)
• M5: 2,058,616 km (0.112 R)
• M6: 4,067,417 km (0.079 R)
• M7: 5,491,887 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 13,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit