🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.47 AU - 0.55 AU

Year: 235 Days

Day: 21.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,772,531 km

• M1: 402,418 km (0.042 R)

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.3

Radius: 8.1

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.19 AU - 1.91 AU

Year: 1246 Days

Day: 12.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,772,531 km

• M1: 100,679 km (0.043 R)
• M2: 372,648 km (0.083 R)
• M3: 658,231 km (0.082 R)
• M4: 1,123,330 km (0.069 R)
• M5: 1,397,394 km (0.115 R)
• M6: 1,784,104 km (0.059 R)
• M7: 2,218,088 km (0.06 R)
• M8: 2,578,918 km (0.082 R)
• M9: 3,164,444 km (0.078 R)
• M10: 3,704,043 km (0.107 R)
• M11: 4,394,138 km (0.098 R)
• M12: 6,327,092 km (0.058 R)
• M13: 6,930,869 km (0.11 R)
• M14: 7,285,416 km (0.079 R)
• M15: 7,785,821 km (0.118 R)
• M16: 8,507,631 km (0.072 R)
• M17: 9,672,849 km (0.118 R)
• M18: 10,605,891 km (0.092 R)
• M19: 12,061,628 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.5

Radius: 13.1

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.79 AU - 1.85 AU

Year: 1585 Days

Day: 12.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,772,531 km

• M1: 170,841 km (0.106 R)
• M2: 612,753 km (0.068 R)
• M3: 1,103,434 km (0.088 R)
• M4: 1,714,541 km (0.104 R)
• M5: 2,154,658 km (0.095 R)
• M6: 2,947,228 km (0.106 R)
• M7: 4,351,503 km (0.028 R)
• M8: 5,390,011 km (0.094 R)
• M9: 7,566,660 km (0.07 R)
• M10: 7,979,700 km (0.104 R)
• M11: 9,065,332 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.2

Radius: 13.7

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.12 AU - 2.9 AU

Year: 2568 Days

Day: 8.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,772,531 km

• M1: 172,038 km (0.084 R)
• M2: 832,363 km (0.098 R)
• M3: 1,402,630 km (0.106 R)
• M4: 1,989,203 km (0.052 R)
• M5: 2,534,038 km (0.104 R)
• M6: 2,966,675 km (0.113 R)
• M7: 3,531,707 km (0.113 R)
• M8: 4,338,937 km (0.085 R)
• M9: 5,070,620 km (0.119 R)
• M10: 5,788,839 km (0.095 R)
• M11: 6,574,078 km (0.077 R)
• M12: 7,942,001 km (0.043 R)
• M13: 9,039,152 km (0.103 R)
• M14: 9,858,799 km (0.094 R)
• M15: 10,304,301 km (0.096 R)
• M16: 11,533,547 km (0.064 R)
• M17: 13,768,390 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.5

Radius: 12.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.6 AU - 6.1 AU

Year: 9136 Days

Day: 11.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,772,531 km

• M1: 153,039 km (0.106 R)
• M2: 797,357 km (0.089 R)
• M3: 1,359,246 km (0.113 R)
• M4: 2,194,152 km (0.118 R)
• M5: 2,986,721 km (0.108 R)
• M6: 3,535,746 km (0.077 R)
• M7: 5,687,711 km (0.082 R)
• M8: 6,972,757 km (0.081 R)
• M9: 7,647,144 km (0.104 R)
• M10: 8,248,378 km (0.098 R)
• M11: 9,167,806 km (0.098 R)
• M12: 9,588,326 km (0.073 R)
• M13: 11,401,153 km (0.096 R)
• M14: 13,378,986 km (0.092 R)
• M15: 14,761,420 km (0.108 R)
• M16: 15,934,268 km (0.089 R)
• M17: 16,916,527 km (0.098 R)
• M18: 18,531,436 km (0.114 R)
• M19: 19,825,907 km (0.071 R)
• M20: 21,034,358 km (0.114 R)
• M21: 24,389,838 km (0.097 R)
• M22: 31,757,833 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.2

Radius: 4.6

Gravity: 27.14 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.14 AU - 8.92 AU

Year: 13342 Days

Day: 21.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,772,531 km

• M1: 59,690 km (0.108 R)
• M2: 330,761 km (0.083 R)
• M3: 508,184 km (0.1 R)
• M4: 1,284,298 km (0.075 R)
• M5: 1,816,717 km (0.115 R)
• M6: 2,095,866 km (0.116 R)
• M7: 3,107,148 km (0.113 R)
• M8: 4,878,835 km (0.106 R)
• M9: 5,245,201 km (0.074 R)
• M10: 11,582,765 km (0.092 R)
• M11: 14,535,378 km (0.082 R)
• M12: 18,584,244 km (0.119 R)
• M13: 20,735,910 km (0.118 R)
• M14: 27,033,981 km (0.07 R)
• M15: 30,005,294 km (0.075 R)
• M16: 38,499,910 km (0.094 R)
• M17: 39,415,149 km (0.1 R)
• M18: 44,067,793 km (0.11 R)
• M19: 46,968,795 km (0.11 R)
• M20: 48,921,047 km (0.048 R)
• M21: 53,147,486 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 17,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit