🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.49 AU - 0.51 AU

Year: 225 Days

Day: 37.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 163.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,168,430 km

• M1: 115,938 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.45 AU - 0.69 AU

Year: 274 Days

Day: 17 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,168,430 km

• M1: 53,706 km (0.066 R)
• M2: 262,694 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.7

Radius: 13

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.65 AU - 0.99 AU

Year: 472 Days

Day: 11.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 144.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,168,430 km

• M1: 161,715 km (0.114 R)
• M2: 588,368 km (0.099 R)
• M3: 1,033,871 km (0.112 R)
• M4: 1,521,560 km (0.102 R)
• M5: 2,199,089 km (0.094 R)
• M6: 2,785,662 km (0.061 R)
• M7: 3,316,435 km (0.115 R)
• M8: 3,729,176 km (0.079 R)
• M9: 5,547,837 km (0.071 R)
• M10: 6,041,959 km (0.098 R)
• M11: 6,584,700 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.3

Radius: 13.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.92 AU - 0.94 AU

Year: 570 Days

Day: 12.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 90,168,430 km

• M1: 169,195 km (0.116 R)
• M2: 788,680 km (0.083 R)
• M3: 1,224,459 km (0.117 R)
• M4: 1,917,546 km (0.081 R)
• M5: 2,556,927 km (0.109 R)
• M6: 3,284,122 km (0.063 R)
• M7: 3,770,614 km (0.102 R)
• M8: 4,194,276 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.4

Radius: 11.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.07 AU - 1.21 AU

Year: 774 Days

Day: 10.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,168,430 km

• M1: 147,952 km (0.069 R)
• M2: 596,297 km (0.116 R)
• M3: 1,013,077 km (0.032 R)
• M4: 1,527,693 km (0.116 R)
• M5: 2,076,418 km (0.106 R)
• M6: 2,540,471 km (0.092 R)
• M7: 3,707,783 km (0.091 R)
• M8: 4,291,215 km (0.099 R)
• M9: 4,708,443 km (0.083 R)
• M10: 5,306,835 km (0.034 R)
• M11: 5,697,136 km (0.09 R)

Asteroid Belt

Center: 2.51 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.2

Radius: 9.9

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.98 AU - 4.76 AU

Year: 4841 Days

Day: 5.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,168,430 km

• M1: 123,119 km (0.086 R)
• M2: 594,352 km (0.116 R)
• M3: 1,341,295 km (0.1 R)
• M4: 1,943,276 km (0.113 R)
• M5: 2,368,733 km (0.048 R)
• M6: 2,686,329 km (0.114 R)
• M7: 3,426,390 km (0.069 R)
• M8: 4,031,363 km (0.077 R)
• M9: 4,487,487 km (0.077 R)
• M10: 5,000,907 km (0.065 R)
• M11: 5,405,270 km (0.072 R)
• M12: 8,048,814 km (0.113 R)
• M13: 9,363,480 km (0.119 R)
• M14: 10,894,465 km (0.12 R)
• M15: 11,823,019 km (0.113 R)
• M16: 14,780,419 km (0.118 R)
• M17: 15,968,376 km (0.057 R)
• M18: 16,326,513 km (0.059 R)
• M19: 17,165,308 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.7

Radius: 9.5

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.75 AU - 4.35 AU

Year: 5182 Days

Day: 10.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,168,430 km

• M1: 119,080 km (0.119 R)
• M2: 862,133 km (0.075 R)
• M3: 1,360,742 km (0.12 R)
• M4: 1,658,741 km (0.093 R)
• M5: 2,374,417 km (0.061 R)
• M6: 2,994,650 km (0.076 R)
• M7: 3,633,134 km (0.117 R)
• M8: 4,887,512 km (0.094 R)
• M9: 6,192,155 km (0.069 R)
• M10: 6,958,545 km (0.061 R)
• M11: 9,474,183 km (0.085 R)
• M12: 10,667,076 km (0.095 R)
• M13: 11,957,507 km (0.065 R)
• M14: 12,940,964 km (0.111 R)
• M15: 14,407,023 km (0.114 R)
• M16: 17,541,996 km (0.107 R)
• M17: 18,105,381 km (0.103 R)
• M18: 21,175,130 km (0.108 R)
• M19: 21,813,913 km (0.105 R)
• M20: 22,319,554 km (0.095 R)
• M21: 24,112,783 km (0.108 R)
• M22: 25,598,888 km (0.092 R)
• M23: 26,161,526 km (0.081 R)
• M24: 28,580,823 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.4

Radius: 7.2

Gravity: 14.84 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.94 AU - 12.78 AU

Year: 24344 Days

Day: 18.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,168,430 km

• M1: 93,349 km (0.091 R)
• M2: 393,592 km (0.084 R)
• M3: 832,063 km (0.095 R)
• M4: 1,784,852 km (0.109 R)
• M5: 2,088,237 km (0.111 R)
• M6: 3,788,566 km (0.12 R)
• M7: 4,222,549 km (0.083 R)
• M8: 4,726,694 km (0.112 R)
• M9: 5,032,323 km (0.056 R)
• M10: 6,207,414 km (0.085 R)
• M11: 6,955,852 km (0.034 R)
• M12: 8,857,391 km (0.04 R)
• M13: 9,263,848 km (0.102 R)
• M14: 11,081,313 km (0.101 R)
• M15: 12,465,243 km (0.087 R)
• M16: 16,596,537 km (0.062 R)
• M17: 18,031,181 km (0.071 R)
• M18: 20,636,428 km (0.084 R)
• M19: 22,187,159 km (0.105 R)
• M20: 23,154,010 km (0.06 R)
• M21: 30,722,466 km (0.087 R)
• M22: 33,015,652 km (0.115 R)
• M23: 35,420,587 km (0.08 R)
• M24: 38,396,388 km (0.106 R)
• M25: 39,010,936 km (0.117 R)
• M26: 40,893,924 km (0.078 R)
• M27: 42,508,684 km (0.078 R)
• M28: 43,830,680 km (0.118 R)
• M29: 50,670,295 km (0.118 R)
• M30: 54,245,983 km (0.111 R)
• M31: 54,825,525 km (0.108 R)
• M32: 67,746,892 km (0.108 R)
• M33: 77,320,856 km (0.086 R)
• M34: 78,546,811 km (0.085 R)
• M35: 86,964,384 km (0.12 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 19,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit