🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.71 AU - 0.83 AU

Year: 236 Days

Day: 47.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.84 AU - 0.84 AU

Year: 269 Days

Day: 40.2 Hours

Environment

Temp: 188 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.56 AU - 1.6 AU

Year: 695 Days

Day: 14.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.97 AU - 4.65 AU

Year: 2602 Days

Day: 36.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.9

Radius: 9

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.59 AU - 7.59 AU

Year: 5918 Days

Day: 14.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,976,567 km

• M1: 128,056 km (0.086 R)
• M2: 1,059,153 km (0.096 R)
• M3: 1,497,026 km (0.111 R)
• M4: 2,145,533 km (0.028 R)
• M5: 3,105,652 km (0.088 R)
• M6: 3,973,918 km (0.091 R)
• M7: 4,643,817 km (0.114 R)
• M8: 5,476,928 km (0.12 R)
• M9: 6,843,055 km (0.105 R)
• M10: 9,201,915 km (0.105 R)
• M11: 12,842,528 km (0.111 R)
• M12: 13,248,387 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.3

Radius: 6.9

Gravity: 15.7 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 14.29 AU - 22.11 AU

Year: 27163 Days

Day: 16.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,976,567 km

• M1: 85,869 km (0.101 R)
• M2: 306,526 km (0.087 R)
• M3: 819,647 km (0.088 R)
• M4: 1,567,486 km (0.118 R)
• M5: 1,831,826 km (0.078 R)
• M6: 2,125,636 km (0.06 R)
• M7: 2,426,627 km (0.119 R)
• M8: 3,472,615 km (0.119 R)
• M9: 4,830,066 km (0.107 R)
• M10: 7,931,679 km (0.071 R)
• M11: 9,306,484 km (0.112 R)
• M12: 11,308,552 km (0.051 R)
• M13: 11,656,217 km (0.118 R)
• M14: 13,737,273 km (0.071 R)
• M15: 15,198,844 km (0.099 R)
• M16: 18,142,332 km (0.109 R)
• M17: 21,870,910 km (0.103 R)
• M18: 22,959,982 km (0.094 R)
• M19: 25,601,282 km (0.08 R)
• M20: 25,960,018 km (0.084 R)
• M21: 31,341,951 km (0.103 R)
• M22: 33,006,077 km (0.104 R)
• M23: 33,431,235 km (0.047 R)
• M24: 34,582,540 km (0.086 R)
• M25: 35,463,372 km (0.062 R)
• M26: 36,812,296 km (0.077 R)
• M27: 46,159,620 km (0.093 R)
• M28: 52,811,340 km (0.107 R)
• M29: 54,174,924 km (0.099 R)
• M30: 61,346,048 km (0.065 R)
• M31: 65,715,053 km (0.077 R)
• M32: 71,226,089 km (0.112 R)
• M33: 75,066,267 km (0.049 R)
• M34: 78,035,485 km (0.061 R)
• M35: 87,141,208 km (0.086 R)
• M36: 94,061,905 km (0.045 R)
• M37: 95,488,620 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.6

Radius: 3.2

Gravity: 44.2 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 20.05 AU - 21.59 AU

Year: 33235 Days

Day: 21.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,976,567 km

• M1: 42,336 km (0.093 R)
• M2: 258,505 km (0.034 R)
• M3: 372,648 km (0.108 R)
• M4: 529,427 km (0.088 R)
• M5: 817,253 km (0.113 R)
• M6: 1,084,285 km (0.062 R)
• M7: 1,617,303 km (0.044 R)
• M8: 1,769,294 km (0.072 R)
• M9: 1,930,710 km (0.089 R)
• M10: 2,123,991 km (0.101 R)
• M11: 2,650,874 km (0.101 R)
• M12: 3,259,738 km (0.081 R)
• M13: 3,922,905 km (0.025 R)
• M14: 4,709,191 km (0.104 R)
• M15: 5,637,895 km (0.035 R)
• M16: 6,445,125 km (0.038 R)
• M17: 7,742,587 km (0.118 R)
• M18: 9,085,827 km (0.105 R)
• M19: 18,079,202 km (0.044 R)
• M20: 18,361,044 km (0.104 R)
• M21: 21,342,829 km (0.113 R)
• M22: 29,004,933 km (0.119 R)
• M23: 34,010,627 km (0.118 R)
• M24: 34,296,509 km (0.085 R)
• M25: 41,159,760 km (0.098 R)
• M26: 45,341,170 km (0.105 R)
• M27: 49,613,386 km (0.106 R)
• M28: 52,796,679 km (0.095 R)
• M29: 52,988,015 km (0.052 R)
• M30: 54,146,052 km (0.11 R)
• M31: 63,373,548 km (0.04 R)
• M32: 68,470,497 km (0.06 R)
• M33: 70,769,218 km (0.11 R)
• M34: 87,243,683 km (0.068 R)
• M35: 91,865,808 km (0.101 R)
• M36: 92,698,021 km (0.1 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 14,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit