🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.66 AU - 0.9 AU

Year: 315 Days

Day: 19.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.22 AU - 1.94 AU

Year: 907 Days

Day: 18.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,202,286 km

• M1: 1,409,661 km (0.093 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165

Radius: 8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.78 AU - 3.52 AU

Year: 2553 Days

Day: 5.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,202,286 km

• M1: 108,758 km (0.119 R)
• M2: 357,988 km (0.104 R)
• M3: 627,413 km (0.115 R)
• M4: 1,006,644 km (0.064 R)
• M5: 2,506,662 km (0.106 R)
• M6: 3,293,098 km (0.036 R)
• M7: 3,776,000 km (0.085 R)
• M8: 4,981,011 km (0.096 R)
• M9: 5,323,889 km (0.118 R)
• M10: 8,979,463 km (0.063 R)
• M11: 9,518,763 km (0.117 R)
• M12: 11,096,422 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.2

Radius: 9.6

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.51 AU - 3.87 AU

Year: 2601 Days

Day: 10.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 177.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,202,286 km

• M1: 119,379 km (0.069 R)
• M2: 508,932 km (0.059 R)
• M3: 1,320,800 km (0.119 R)
• M4: 1,787,246 km (0.094 R)
• M5: 2,139,250 km (0.084 R)
• M6: 2,525,511 km (0.075 R)
• M7: 2,839,068 km (0.117 R)
• M8: 3,264,076 km (0.107 R)
• M9: 3,989,626 km (0.062 R)
• M10: 5,737,826 km (0.093 R)
• M11: 6,769,304 km (0.102 R)
• M12: 10,476,189 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.2

Radius: 10.3

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.63 AU - 4.31 AU

Year: 2951 Days

Day: 11.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,202,286 km

• M1: 128,056 km (0.12 R)
• M2: 604,525 km (0.115 R)
• M3: 1,050,775 km (0.099 R)
• M4: 1,679,386 km (0.1 R)
• M5: 2,172,610 km (0.101 R)
• M6: 2,513,394 km (0.118 R)
• M7: 2,956,652 km (0.116 R)
• M8: 4,958,272 km (0.106 R)
• M9: 5,844,490 km (0.114 R)
• M10: 6,171,511 km (0.104 R)
• M11: 6,568,693 km (0.1 R)
• M12: 7,798,238 km (0.04 R)
• M13: 9,030,625 km (0.067 R)
• M14: 10,829,091 km (0.098 R)
• M15: 12,718,661 km (0.106 R)
• M16: 13,177,029 km (0.119 R)
• M17: 13,933,246 km (0.11 R)
• M18: 14,668,221 km (0.03 R)
• M19: 16,646,054 km (0.055 R)
• M20: 19,937,058 km (0.117 R)
• M21: 21,444,107 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.6

Radius: 9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.41 AU - 7.27 AU

Year: 7288 Days

Day: 10.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,202,286 km

• M1: 111,899 km (0.101 R)
• M2: 522,396 km (0.089 R)
• M3: 911,949 km (0.106 R)
• M4: 1,251,087 km (0.063 R)
• M5: 1,847,982 km (0.06 R)
• M6: 2,400,896 km (0.113 R)
• M7: 3,009,460 km (0.059 R)
• M8: 3,544,871 km (0.109 R)
• M9: 4,532,067 km (0.099 R)
• M10: 5,187,157 km (0.12 R)
• M11: 5,744,857 km (0.078 R)
• M12: 6,426,725 km (0.104 R)
• M13: 6,743,423 km (0.094 R)
• M14: 8,589,162 km (0.037 R)
• M15: 10,589,435 km (0.045 R)
• M16: 15,181,342 km (0.075 R)
• M17: 19,420,048 km (0.104 R)
• M18: 20,575,841 km (0.077 R)
• M19: 21,138,927 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.8

Radius: 12.1

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.81 AU - 7.79 AU

Year: 8096 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,202,286 km

• M1: 150,495 km (0.109 R)
• M2: 581,936 km (0.077 R)
• M3: 1,060,799 km (0.092 R)
• M4: 2,472,703 km (0.119 R)
• M5: 3,425,043 km (0.077 R)
• M6: 7,487,673 km (0.065 R)
• M7: 8,569,564 km (0.058 R)
• M8: 10,451,954 km (0.088 R)
• M9: 10,971,508 km (0.049 R)
• M10: 12,289,166 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.3

Radius: 3.2

Gravity: 19.17 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.92 AU - 15.42 AU

Year: 24353 Days

Day: 24.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,202,286 km

• M1: 39,793 km (0.067 R)
• M2: 141,071 km (0.105 R)
• M3: 325,675 km (0.043 R)
• M4: 525,089 km (0.104 R)
• M5: 781,649 km (0.094 R)
• M6: 901,178 km (0.054 R)
• M7: 1,127,818 km (0.084 R)
• M8: 1,349,223 km (0.115 R)
• M9: 1,693,747 km (0.056 R)
• M10: 2,662,543 km (0.101 R)
• M11: 2,773,993 km (0.06 R)
• M12: 5,567,584 km (0.098 R)
• M13: 6,204,721 km (0.073 R)
• M14: 9,090,913 km (0.103 R)
• M15: 9,344,182 km (0.105 R)
• M16: 10,349,779 km (0.067 R)
• M17: 12,572,953 km (0.114 R)
• M18: 12,887,408 km (0.101 R)
• M19: 13,014,566 km (0.056 R)
• M20: 19,395,514 km (0.111 R)
• M21: 19,730,613 km (0.083 R)
• M22: 20,759,248 km (0.102 R)
• M23: 23,486,267 km (0.077 R)
• M24: 28,761,687 km (0.113 R)
• M25: 30,757,023 km (0.087 R)
• M26: 30,984,262 km (0.097 R)
• M27: 47,669,661 km (0.12 R)
• M28: 53,676,165 km (0.113 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 14,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit