🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.58 AU - 0.74 AU

Year: 200 Days

Day: 34.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.84 AU - 1 AU

Year: 329 Days

Day: 32.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.8 AU - 1.94 AU

Year: 953 Days

Day: 40.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.71 AU - 2.11 AU

Year: 984 Days

Day: 14.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 14.5

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.94 AU - 7.44 AU

Year: 6451 Days

Day: 6.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,797,431 km

• M1: 180,265 km (0.034 R)
• M2: 812,915 km (0.106 R)
• M3: 1,633,609 km (0.118 R)
• M4: 2,299,020 km (0.118 R)
• M5: 3,782,133 km (0.063 R)
• M6: 6,404,135 km (0.09 R)
• M7: 8,035,799 km (0.108 R)
• M8: 11,956,460 km (0.119 R)
• M9: 13,524,545 km (0.072 R)
• M10: 18,982,773 km (0.074 R)
• M11: 20,242,088 km (0.117 R)
• M12: 21,038,697 km (0.102 R)
• M13: 25,422,363 km (0.071 R)
• M14: 25,925,610 km (0.116 R)
• M15: 31,138,198 km (0.096 R)
• M16: 32,789,460 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.2

Radius: 13.4

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.83 AU - 8.77 AU

Year: 8121 Days

Day: 6.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,797,431 km

• M1: 168,148 km (0.113 R)
• M2: 1,155,344 km (0.06 R)
• M3: 2,787,158 km (0.111 R)
• M4: 3,424,445 km (0.106 R)
• M5: 4,135,334 km (0.088 R)
• M6: 4,598,190 km (0.095 R)
• M7: 5,909,565 km (0.097 R)
• M8: 6,903,194 km (0.12 R)
• M9: 7,625,602 km (0.104 R)
• M10: 8,217,860 km (0.113 R)
• M11: 8,728,437 km (0.093 R)
• M12: 11,117,964 km (0.102 R)
• M13: 12,439,811 km (0.12 R)
• M14: 14,017,470 km (0.082 R)
• M15: 14,642,191 km (0.097 R)
• M16: 16,628,551 km (0.111 R)
• M17: 20,066,909 km (0.111 R)
• M18: 22,653,606 km (0.047 R)
• M19: 25,074,099 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.7

Radius: 3.6

Gravity: 57.92 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.24 AU - 21.24 AU

Year: 26685 Days

Day: 19.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,797,431 km

• M1: 44,730 km (0.103 R)
• M2: 433,983 km (0.108 R)
• M3: 571,763 km (0.065 R)
• M4: 1,278,015 km (0.081 R)
• M5: 2,175,901 km (0.098 R)
• M6: 4,189,488 km (0.072 R)
• M7: 4,515,612 km (0.117 R)
• M8: 4,819,445 km (0.115 R)
• M9: 6,546,552 km (0.096 R)
• M10: 7,237,246 km (0.042 R)
• M11: 8,084,718 km (0.095 R)
• M12: 8,532,315 km (0.071 R)
• M13: 14,842,951 km (0.052 R)
• M14: 16,290,460 km (0.073 R)
• M15: 27,365,490 km (0.096 R)
• M16: 34,926,615 km (0.076 R)
• M17: 35,073,071 km (0.083 R)
• M18: 37,317,787 km (0.107 R)
• M19: 49,066,007 km (0.069 R)
• M20: 57,585,157 km (0.098 R)
• M21: 61,549,650 km (0.103 R)
• M22: 78,723,635 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.2

Radius: 5.7

Gravity: 14.44 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 14.86 AU - 20.26 AU

Year: 27431 Days

Day: 22.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,797,431 km

• M1: 71,209 km (0.081 R)
• M2: 307,723 km (0.088 R)
• M3: 545,284 km (0.117 R)
• M4: 722,857 km (0.084 R)
• M5: 2,326,845 km (0.116 R)
• M6: 2,706,076 km (0.095 R)
• M7: 3,771,961 km (0.078 R)
• M8: 4,160,167 km (0.098 R)
• M9: 4,940,470 km (0.1 R)
• M10: 6,156,252 km (0.088 R)
• M11: 8,714,674 km (0.102 R)
• M12: 9,392,353 km (0.11 R)
• M13: 10,473,945 km (0.082 R)
• M14: 12,248,026 km (0.04 R)
• M15: 13,909,760 km (0.073 R)
• M16: 15,150,674 km (0.092 R)
• M17: 15,962,691 km (0.116 R)
• M18: 17,409,153 km (0.084 R)
• M19: 18,848,285 km (0.066 R)
• M20: 19,882,455 km (0.111 R)
• M21: 22,063,592 km (0.104 R)
• M22: 26,777,420 km (0.032 R)
• M23: 27,603,350 km (0.078 R)
• M24: 29,679,619 km (0.099 R)
• M25: 31,989,111 km (0.099 R)
• M26: 38,728,046 km (0.062 R)
• M27: 39,631,767 km (0.114 R)
• M28: 39,936,049 km (0.114 R)
• M29: 48,928,377 km (0.101 R)
• M30: 61,592,735 km (0.092 R)
• M31: 61,796,636 km (0.108 R)
• M32: 65,332,980 km (0.067 R)
• M33: 68,344,535 km (0.117 R)
• M34: 74,180,797 km (0.093 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: 545 - 12,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit