🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.74 AU - 1.04 AU

Year: 352 Days

Day: 39.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.65 AU - 1.87 AU

Year: 978 Days

Day: 29.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,154,112 km

• M1: 52,808 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.39 AU - 3.51 AU

Year: 2123 Days

Day: 42.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,154,112 km

• M1: 72,705 km (0.05 R)

Asteroid Belt

Center: 4.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 10.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.3 AU - 8.04 AU

Year: 7217 Days

Day: 12.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 103,154,112 km

• M1: 128,205 km (0.045 R)
• M2: 524,191 km (0.083 R)
• M3: 938,727 km (0.115 R)
• M4: 1,403,527 km (0.034 R)
• M5: 2,098,709 km (0.096 R)
• M6: 3,205,434 km (0.072 R)
• M7: 3,584,215 km (0.05 R)
• M8: 4,664,312 km (0.114 R)
• M9: 7,487,673 km (0.106 R)
• M10: 8,437,619 km (0.108 R)
• M11: 9,015,516 km (0.108 R)
• M12: 10,010,491 km (0.105 R)
• M13: 10,331,079 km (0.101 R)
• M14: 11,859,072 km (0.096 R)
• M15: 13,243,301 km (0.09 R)
• M16: 14,680,937 km (0.092 R)
• M17: 20,182,548 km (0.117 R)
• M18: 21,216,269 km (0.065 R)
• M19: 22,421,130 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.5

Radius: 13.8

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.88 AU - 9.66 AU

Year: 10881 Days

Day: 14.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 103,154,112 km

• M1: 171,589 km (0.085 R)
• M2: 611,406 km (0.087 R)
• M3: 1,678,189 km (0.074 R)
• M4: 2,189,514 km (0.049 R)
• M5: 2,959,644 km (0.104 R)
• M6: 3,434,019 km (0.071 R)
• M7: 5,687,561 km (0.067 R)
• M8: 7,612,437 km (0.101 R)
• M9: 8,794,859 km (0.103 R)
• M10: 9,281,052 km (0.032 R)
• M11: 13,141,874 km (0.113 R)
• M12: 14,369,175 km (0.072 R)
• M13: 18,988,159 km (0.116 R)
• M14: 19,555,882 km (0.086 R)
• M15: 20,640,317 km (0.056 R)
• M16: 22,029,483 km (0.092 R)
• M17: 24,993,615 km (0.086 R)
• M18: 26,874,360 km (0.114 R)
• M19: 31,027,496 km (0.077 R)
• M20: 31,476,290 km (0.09 R)
• M21: 32,964,938 km (0.066 R)
• M22: 34,141,675 km (0.086 R)
• M23: 35,835,871 km (0.029 R)
• M24: 39,653,908 km (0.048 R)
• M25: 42,070,512 km (0.072 R)
• M26: 43,875,859 km (0.048 R)
• M27: 45,732,368 km (0.085 R)
• M28: 51,458,825 km (0.057 R)
• M29: 52,404,583 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110

Radius: 6.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 8.78 AU - 14.6 AU

Year: 16746 Days

Day: 16.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,154,112 km

• M1: 84,074 km (0.092 R)
• M2: 437,574 km (0.085 R)
• M3: 1,154,297 km (0.025 R)
• M4: 2,158,996 km (0.091 R)
• M5: 2,554,683 km (0.096 R)
• M6: 4,137,279 km (0.119 R)
• M7: 6,115,711 km (0.119 R)
• M8: 8,241,048 km (0.103 R)
• M9: 10,863,199 km (0.103 R)
• M10: 13,538,607 km (0.068 R)
• M11: 15,734,106 km (0.067 R)
• M12: 18,019,512 km (0.092 R)
• M13: 25,063,777 km (0.117 R)
• M14: 26,539,560 km (0.052 R)
• M15: 27,524,961 km (0.098 R)
• M16: 28,907,545 km (0.117 R)
• M17: 32,413,520 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.5

Radius: 4.3

Gravity: 53.84 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.86 AU - 17.64 AU

Year: 26188 Days

Day: 16.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 103,154,112 km

• M1: 53,406 km (0.081 R)
• M2: 202,256 km (0.116 R)
• M3: 374,294 km (0.093 R)
• M4: 738,565 km (0.1 R)
• M5: 1,166,265 km (0.094 R)
• M6: 1,626,129 km (0.106 R)
• M7: 2,978,643 km (0.093 R)
• M8: 3,215,008 km (0.114 R)
• M9: 3,527,817 km (0.091 R)
• M10: 3,894,930 km (0.073 R)
• M11: 9,138,784 km (0.06 R)
• M12: 9,958,581 km (0.106 R)
• M13: 15,577,177 km (0.05 R)
• M14: 15,752,955 km (0.026 R)
• M15: 24,863,765 km (0.059 R)
• M16: 25,466,943 km (0.11 R)
• M17: 29,559,941 km (0.092 R)
• M18: 31,761,722 km (0.084 R)
• M19: 34,664,669 km (0.103 R)
• M20: 35,114,809 km (0.118 R)
• M21: 35,720,980 km (0.097 R)
• M22: 72,247,394 km (0.049 R)
• M23: 76,220,414 km (0.073 R)
• M24: 99,185,183 km (0.119 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: 473 - 12,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit