🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.83 AU - 1.03 AU

Year: 394 Days

Day: 13.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2 AU - 2.28 AU

Year: 1377 Days

Day: 25.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.6

Radius: 10.4

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.61 AU - 2.89 AU

Year: 2005 Days

Day: 10.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,890,405 km

• M1: 130,150 km (0.098 R)
• M2: 827,725 km (0.056 R)
• M3: 1,238,371 km (0.102 R)
• M4: 1,958,984 km (0.113 R)
• M5: 3,650,338 km (0.113 R)
• M6: 4,198,614 km (0.036 R)
• M7: 5,211,691 km (0.108 R)
• M8: 6,534,734 km (0.059 R)
• M9: 7,571,597 km (0.087 R)
• M10: 9,261,903 km (0.09 R)
• M11: 9,831,871 km (0.111 R)
• M12: 10,460,631 km (0.084 R)
• M13: 11,116,019 km (0.06 R)
• M14: 12,874,393 km (0.053 R)
• M15: 14,014,478 km (0.112 R)
• M16: 15,731,413 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.7

Radius: 14.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.53 AU - 3.55 AU

Year: 2331 Days

Day: 13.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,890,405 km

• M1: 176,974 km (0.045 R)
• M2: 683,213 km (0.083 R)
• M3: 1,321,099 km (0.098 R)
• M4: 1,997,431 km (0.094 R)
• M5: 2,538,377 km (0.054 R)
• M6: 3,264,076 km (0.032 R)
• M7: 3,757,151 km (0.034 R)
• M8: 6,092,972 km (0.07 R)
• M9: 6,628,382 km (0.084 R)
• M10: 7,245,922 km (0.058 R)
• M11: 8,454,673 km (0.104 R)
• M12: 9,856,405 km (0.113 R)
• M13: 10,432,656 km (0.106 R)
• M14: 10,896,260 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.1

Radius: 11.8

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.34 AU - 3.36 AU

Year: 2696 Days

Day: 11.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,890,405 km

• M1: 147,803 km (0.108 R)
• M2: 527,781 km (0.053 R)
• M3: 1,560,605 km (0.103 R)
• M4: 2,654,913 km (0.101 R)
• M5: 3,297,885 km (0.099 R)
• M6: 5,245,500 km (0.105 R)
• M7: 6,207,115 km (0.096 R)
• M8: 6,701,985 km (0.042 R)
• M9: 7,223,184 km (0.093 R)
• M10: 7,677,961 km (0.08 R)
• M11: 8,281,439 km (0.091 R)
• M12: 9,619,442 km (0.098 R)
• M13: 10,860,057 km (0.097 R)
• M14: 12,119,971 km (0.062 R)
• M15: 15,618,466 km (0.068 R)
• M16: 16,640,370 km (0.075 R)
• M17: 17,382,076 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.2

Radius: 14.8

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.13 AU - 9.55 AU

Year: 9652 Days

Day: 8.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,890,405 km

• M1: 184,753 km (0.088 R)
• M2: 3,607,553 km (0.107 R)
• M3: 5,069,872 km (0.092 R)
• M4: 5,735,283 km (0.079 R)
• M5: 6,210,855 km (0.116 R)
• M6: 7,437,557 km (0.08 R)
• M7: 8,256,456 km (0.086 R)
• M8: 9,456,530 km (0.117 R)
• M9: 12,706,694 km (0.087 R)
• M10: 14,243,363 km (0.107 R)
• M11: 14,929,568 km (0.118 R)
• M12: 15,967,030 km (0.073 R)
• M13: 17,121,476 km (0.059 R)
• M14: 22,972,399 km (0.115 R)
• M15: 31,269,845 km (0.091 R)
• M16: 37,595,441 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.7

Radius: 5.6

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 14.17 AU - 14.39 AU

Year: 23728 Days

Day: 20.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,890,405 km

• M1: 70,012 km (0.103 R)
• M2: 289,472 km (0.067 R)
• M3: 564,882 km (0.053 R)
• M4: 842,236 km (0.053 R)
• M5: 1,706,613 km (0.06 R)
• M6: 1,956,291 km (0.098 R)
• M7: 2,291,989 km (0.046 R)
• M8: 2,830,392 km (0.117 R)
• M9: 3,260,336 km (0.101 R)
• M10: 3,477,253 km (0.087 R)
• M11: 3,909,890 km (0.083 R)
• M12: 4,123,665 km (0.09 R)
• M13: 6,005,906 km (0.117 R)
• M14: 7,110,985 km (0.112 R)
• M15: 9,279,556 km (0.108 R)
• M16: 10,052,678 km (0.091 R)
• M17: 10,281,263 km (0.109 R)
• M18: 16,155,074 km (0.074 R)
• M19: 16,867,010 km (0.093 R)
• M20: 17,931,848 km (0.09 R)
• M21: 19,303,212 km (0.057 R)
• M22: 20,927,695 km (0.114 R)
• M23: 21,964,109 km (0.075 R)
• M24: 23,232,549 km (0.075 R)
• M25: 24,343,463 km (0.081 R)
• M26: 27,552,188 km (0.084 R)
• M27: 35,979,036 km (0.096 R)
• M28: 39,412,008 km (0.059 R)
• M29: 45,193,367 km (0.075 R)
• M30: 51,684,568 km (0.075 R)
• M31: 55,506,345 km (0.085 R)
• M32: 61,776,590 km (0.054 R)
• M33: 63,123,570 km (0.084 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 11,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit