🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.59 AU - 0.79 AU

Year: 204 Days

Day: 38.2 Hours

Environment

Temp: 223 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.71 AU - 0.81 AU

Year: 236 Days

Day: 38.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.73 AU - 4.13 AU

Year: 2777 Days

Day: 15.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.84 AU - 4.14 AU

Year: 2841 Days

Day: 35.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.5

Radius: 9

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.27 AU - 6.25 AU

Year: 4928 Days

Day: 10.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 94,113,312 km

• M1: 111,899 km (0.057 R)
• M2: 514,168 km (0.101 R)
• M3: 1,096,104 km (0.096 R)
• M4: 1,766,601 km (0.117 R)
• M5: 2,577,422 km (0.113 R)
• M6: 3,292,649 km (0.07 R)
• M7: 4,091,053 km (0.119 R)
• M8: 6,617,611 km (0.115 R)
• M9: 7,717,305 km (0.114 R)
• M10: 14,179,634 km (0.094 R)
• M11: 15,409,628 km (0.118 R)
• M12: 22,304,295 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.6

Radius: 12.5

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.66 AU - 8.1 AU

Year: 6432 Days

Day: 11.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,113,312 km

• M1: 163,062 km (0.091 R)
• M2: 691,591 km (0.109 R)
• M3: 1,133,353 km (0.113 R)
• M4: 2,439,044 km (0.113 R)
• M5: 2,911,324 km (0.064 R)
• M6: 3,644,354 km (0.114 R)
• M7: 4,818,248 km (0.106 R)
• M8: 5,212,887 km (0.103 R)
• M9: 6,943,136 km (0.094 R)
• M10: 8,094,890 km (0.091 R)
• M11: 8,532,913 km (0.086 R)
• M12: 9,675,691 km (0.112 R)
• M13: 10,774,936 km (0.055 R)
• M14: 11,503,179 km (0.056 R)
• M15: 17,289,624 km (0.102 R)
• M16: 22,202,867 km (0.088 R)
• M17: 25,951,790 km (0.081 R)
• M18: 27,260,173 km (0.095 R)
• M19: 30,483,708 km (0.117 R)
• M20: 32,236,845 km (0.112 R)
• M21: 34,469,593 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.2

Radius: 3.5

Gravity: 49.98 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 16.24 AU - 21.4 AU

Year: 29102 Days

Day: 22.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 154.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 94,113,312 km

• M1: 44,431 km (0.098 R)
• M2: 158,723 km (0.109 R)
• M3: 280,197 km (0.087 R)
• M4: 522,246 km (0.118 R)
• M5: 658,679 km (0.088 R)
• M6: 927,208 km (0.088 R)
• M7: 1,696,889 km (0.094 R)
• M8: 2,686,329 km (0.057 R)
• M9: 3,184,191 km (0.075 R)
• M10: 3,580,176 km (0.08 R)
• M11: 3,740,844 km (0.08 R)
• M12: 4,808,375 km (0.032 R)
• M13: 6,767,060 km (0.098 R)
• M14: 6,963,332 km (0.061 R)
• M15: 8,002,289 km (0.104 R)
• M16: 8,558,644 km (0.053 R)
• M17: 9,199,970 km (0.107 R)
• M18: 10,709,113 km (0.105 R)
• M19: 11,383,949 km (0.041 R)
• M20: 11,802,225 km (0.089 R)
• M21: 14,610,626 km (0.088 R)
• M22: 17,556,507 km (0.104 R)
• M23: 18,780,068 km (0.064 R)
• M24: 20,160,108 km (0.102 R)
• M25: 21,082,080 km (0.065 R)
• M26: 23,342,055 km (0.096 R)
• M27: 28,209,670 km (0.108 R)
• M28: 33,854,597 km (0.042 R)
• M29: 37,243,138 km (0.081 R)
• M30: 41,175,168 km (0.026 R)
• M31: 47,131,707 km (0.063 R)
• M32: 50,036,000 km (0.08 R)
• M33: 52,481,925 km (0.107 R)
• M34: 54,026,074 km (0.036 R)
• M35: 60,295,571 km (0.099 R)
• M36: 62,417,019 km (0.049 R)
• M37: 65,027,651 km (0.081 R)
• M38: 78,676,213 km (0.074 R)
• M39: 79,934,929 km (0.096 R)
• M40: 80,696,682 km (0.111 R)
• M41: 82,234,398 km (0.1 R)
• M42: 83,270,513 km (0.119 R)
• M43: 89,669,861 km (0.097 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 15,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit