🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.78 AU - 0.84 AU

Year: 266 Days

Day: 43.5 Hours

Environment

Temp: 123 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.12 AU - 5.18 AU

Year: 3088 Days

Day: 21.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.47 AU - 4.87 AU

Year: 3110 Days

Day: 37 Hours

Environment

Temp: -119 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.95 AU - 4.89 AU

Year: 3394 Days

Day: 13.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.5

Radius: 8.8

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.56 AU - 5.32 AU

Year: 4010 Days

Day: 12.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 94,669,547 km

• M1: 109,805 km (0.12 R)
• M2: 391,198 km (0.116 R)
• M3: 1,600,548 km (0.097 R)
• M4: 2,090,181 km (0.049 R)
• M5: 2,723,728 km (0.054 R)
• M6: 3,034,443 km (0.103 R)
• M7: 3,906,898 km (0.094 R)
• M8: 4,196,819 km (0.084 R)
• M9: 4,866,868 km (0.065 R)
• M10: 6,112,270 km (0.079 R)
• M11: 6,475,643 km (0.07 R)
• M12: 6,883,148 km (0.107 R)
• M13: 8,721,705 km (0.069 R)
• M14: 11,652,627 km (0.116 R)
• M15: 13,246,742 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.6

Radius: 14

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.54 AU - 5.34 AU

Year: 4010 Days

Day: 10.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,669,547 km

• M1: 174,431 km (0.103 R)
• M2: 664,514 km (0.038 R)
• M3: 1,275,771 km (0.099 R)
• M4: 1,792,332 km (0.076 R)
• M5: 2,300,067 km (0.08 R)
• M6: 2,768,608 km (0.096 R)
• M7: 3,454,963 km (0.089 R)
• M8: 4,009,821 km (0.086 R)
• M9: 4,696,027 km (0.043 R)
• M10: 6,216,240 km (0.117 R)
• M11: 7,267,465 km (0.103 R)
• M12: 9,801,952 km (0.098 R)
• M13: 11,490,014 km (0.118 R)
• M14: 13,168,502 km (0.053 R)
• M15: 17,007,333 km (0.068 R)
• M16: 17,832,216 km (0.09 R)
• M17: 20,797,545 km (0.061 R)
• M18: 22,223,362 km (0.114 R)
• M19: 24,817,688 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14.2

Radius: 6.2

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 15.4 AU - 19.88 AU

Year: 27061 Days

Day: 24.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 94,669,547 km

• M1: 249,230 km (0.099 R)
• M2: 1,246,749 km (0.106 R)
• M3: 1,684,322 km (0.076 R)
• M4: 7,045,761 km (0.075 R)
• M5: 10,703,279 km (0.097 R)
• M6: 18,785,304 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.8

Radius: 5.2

Gravity: 24.92 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.88 AU - 20.2 AU

Year: 27986 Days

Day: 18.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,669,547 km

• M1: 64,925 km (0.087 R)
• M2: 377,585 km (0.096 R)
• M3: 821,442 km (0.077 R)
• M4: 1,405,472 km (0.109 R)
• M5: 1,727,407 km (0.117 R)
• M6: 2,493,348 km (0.103 R)
• M7: 2,883,050 km (0.115 R)
• M8: 3,526,620 km (0.104 R)
• M9: 3,849,004 km (0.099 R)
• M10: 4,589,812 km (0.025 R)
• M11: 4,895,590 km (0.088 R)
• M12: 5,505,650 km (0.059 R)
• M13: 5,719,875 km (0.072 R)
• M14: 6,395,907 km (0.099 R)
• M15: 12,248,625 km (0.069 R)
• M16: 16,325,316 km (0.083 R)
• M17: 16,767,977 km (0.12 R)
• M18: 18,714,843 km (0.092 R)
• M19: 23,607,890 km (0.115 R)
• M20: 25,215,170 km (0.106 R)
• M21: 29,030,963 km (0.107 R)
• M22: 29,289,618 km (0.084 R)
• M23: 30,873,709 km (0.077 R)
• M24: 44,615,171 km (0.104 R)
• M25: 46,708,494 km (0.053 R)
• M26: 47,063,789 km (0.061 R)
• M27: 54,944,306 km (0.094 R)
• M28: 57,144,591 km (0.117 R)
• M29: 60,238,724 km (0.074 R)
• M30: 63,442,512 km (0.057 R)
• M31: 65,640,404 km (0.09 R)
• M32: 66,758,199 km (0.028 R)
• M33: 82,205,376 km (0.045 R)
• M34: 83,503,736 km (0.093 R)
• M35: 89,106,027 km (0.085 R)
• M36: 89,652,358 km (0.079 R)
• M37: 92,976,872 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 12,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit