🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.44 AU - 0.68 AU

Year: 151 Days

Day: 18.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 100.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 41,921,989 km

• M1: 53,556 km (0.098 R)
• M2: 382,372 km (0.026 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.62 AU - 2 AU

Year: 876 Days

Day: 33.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,921,989 km

• M1: 19,747 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.88 AU - 2.96 AU

Year: 1355 Days

Day: 23 Hours

Environment

Temp: -73 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.63 AU - 4.27 AU

Year: 2825 Days

Day: 20.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.2

Radius: 9.2

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.69 AU - 8.91 AU

Year: 7098 Days

Day: 11.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,921,989 km

• M1: 114,592 km (0.104 R)
• M2: 421,567 km (0.101 R)
• M3: 747,541 km (0.087 R)
• M4: 1,049,728 km (0.115 R)
• M5: 1,725,013 km (0.084 R)
• M6: 2,102,299 km (0.079 R)
• M7: 2,407,628 km (0.091 R)
• M8: 3,238,196 km (0.051 R)
• M9: 3,530,809 km (0.099 R)
• M10: 4,222,101 km (0.077 R)
• M11: 4,517,407 km (0.032 R)
• M12: 6,105,239 km (0.09 R)
• M13: 6,769,004 km (0.116 R)
• M14: 7,326,406 km (0.118 R)
• M15: 7,675,418 km (0.115 R)
• M16: 12,174,574 km (0.041 R)
• M17: 13,511,380 km (0.032 R)
• M18: 14,335,066 km (0.076 R)
• M19: 19,994,204 km (0.068 R)
• M20: 22,411,556 km (0.087 R)
• M21: 23,314,230 km (0.097 R)
• M22: 24,240,989 km (0.117 R)
• M23: 29,733,175 km (0.083 R)
• M24: 31,326,692 km (0.057 R)
• M25: 36,560,224 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.2

Radius: 5

Gravity: 27.93 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 12.02 AU - 17.62 AU

Year: 20533 Days

Day: 18.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,921,989 km

• M1: 62,233 km (0.094 R)
• M2: 294,708 km (0.026 R)
• M3: 465,399 km (0.064 R)
• M4: 657,483 km (0.091 R)
• M5: 1,111,961 km (0.091 R)
• M6: 1,415,046 km (0.091 R)
• M7: 1,735,186 km (0.119 R)
• M8: 2,122,794 km (0.08 R)
• M9: 3,287,563 km (0.117 R)
• M10: 3,879,821 km (0.103 R)
• M11: 4,201,307 km (0.118 R)
• M12: 4,505,738 km (0.076 R)
• M13: 5,008,238 km (0.079 R)
• M14: 6,605,045 km (0.111 R)
• M15: 7,790,608 km (0.116 R)
• M16: 9,853,862 km (0.073 R)
• M17: 13,883,730 km (0.041 R)
• M18: 16,547,020 km (0.069 R)
• M19: 21,053,656 km (0.057 R)
• M20: 22,754,883 km (0.088 R)
• M21: 30,602,937 km (0.089 R)
• M22: 38,745,250 km (0.067 R)
• M23: 39,929,317 km (0.067 R)
• M24: 49,416,515 km (0.12 R)
• M25: 49,589,151 km (0.091 R)
• M26: 52,047,493 km (0.062 R)
• M27: 66,191,822 km (0.096 R)
• M28: 67,881,829 km (0.034 R)
• M29: 69,817,476 km (0.087 R)
• M30: 73,573,280 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.3

Radius: 6.9

Gravity: 12.02 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 12.65 AU - 18.79 AU

Year: 22431 Days

Day: 21.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,921,989 km

• M1: 89,160 km (0.079 R)
• M2: 694,733 km (0.116 R)
• M3: 1,114,504 km (0.043 R)
• M4: 2,862,854 km (0.052 R)
• M5: 3,456,010 km (0.026 R)
• M6: 4,994,325 km (0.101 R)
• M7: 6,402,639 km (0.096 R)
• M8: 8,108,504 km (0.027 R)
• M9: 10,764,016 km (0.094 R)
• M10: 14,396,252 km (0.092 R)
• M11: 21,405,062 km (0.083 R)
• M12: 23,222,825 km (0.045 R)
• M13: 23,956,753 km (0.099 R)
• M14: 24,814,248 km (0.056 R)
• M15: 26,026,589 km (0.05 R)
• M16: 29,048,316 km (0.109 R)
• M17: 33,341,775 km (0.117 R)
• M18: 34,545,290 km (0.091 R)
• M19: 39,501,617 km (0.114 R)
• M20: 40,697,353 km (0.067 R)
• M21: 43,633,959 km (0.105 R)
• M22: 48,723,428 km (0.116 R)
• M23: 53,466,728 km (0.116 R)
• M24: 59,088,017 km (0.09 R)
• M25: 77,359,153 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.7

Radius: 5.3

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 16.77 AU - 23.39 AU

Year: 32383 Days

Day: 21.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,921,989 km

• M1: 68,067 km (0.083 R)
• M2: 237,412 km (0.077 R)
• M3: 410,945 km (0.092 R)
• M4: 1,875,957 km (0.073 R)
• M5: 3,393,777 km (0.09 R)
• M6: 4,008,625 km (0.11 R)
• M7: 5,142,576 km (0.112 R)
• M8: 12,767,729 km (0.119 R)
• M9: 13,460,368 km (0.059 R)
• M10: 16,550,162 km (0.116 R)
• M11: 21,982,061 km (0.066 R)
• M12: 24,874,236 km (0.119 R)
• M13: 28,298,980 km (0.096 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 16,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit