🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.48 AU - 0.68 AU

Year: 166 Days

Day: 43.2 Hours

Environment

Temp: 179 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,001,773 km

• M1: 44,879 km (0.117 R)
• M2: 145,409 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.65 AU - 1.01 AU

Year: 285 Days

Day: 21.1 Hours

Environment

Temp: 91 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.78 AU - 0.94 AU

Year: 300 Days

Day: 43.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.02 AU - 1.36 AU

Year: 489 Days

Day: 29.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 179.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,001,773 km

• M1: 891,753 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.24 AU - 1.28 AU

Year: 533 Days

Day: 30.9 Hours

Environment

Temp: -28 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.3

Radius: 13.2

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.34 AU - 10.92 AU

Year: 10393 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,001,773 km

• M1: 165,605 km (0.096 R)
• M2: 627,114 km (0.117 R)
• M3: 1,197,681 km (0.075 R)
• M4: 1,979,030 km (0.1 R)
• M5: 2,700,092 km (0.117 R)
• M6: 3,213,063 km (0.118 R)
• M7: 5,348,124 km (0.093 R)
• M8: 6,307,196 km (0.091 R)
• M9: 7,956,812 km (0.088 R)
• M10: 8,700,612 km (0.1 R)
• M11: 10,479,780 km (0.061 R)
• M12: 16,417,768 km (0.092 R)
• M13: 17,334,803 km (0.093 R)
• M14: 24,284,073 km (0.113 R)
• M15: 26,512,034 km (0.056 R)
• M16: 33,114,685 km (0.119 R)
• M17: 34,123,424 km (0.105 R)
• M18: 34,807,086 km (0.078 R)
• M19: 38,119,333 km (0.09 R)
• M20: 39,102,939 km (0.063 R)
• M21: 43,075,211 km (0.074 R)
• M22: 46,747,390 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.4

Radius: 5.3

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 12.99 AU - 15.65 AU

Year: 20415 Days

Day: 17.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,001,773 km

• M1: 65,973 km (0.039 R)
• M2: 779,106 km (0.118 R)
• M3: 1,376,300 km (0.108 R)
• M4: 1,571,974 km (0.119 R)
• M5: 1,923,829 km (0.067 R)
• M6: 2,221,080 km (0.113 R)
• M7: 2,548,250 km (0.111 R)
• M8: 2,886,341 km (0.038 R)
• M9: 3,507,920 km (0.043 R)
• M10: 3,799,936 km (0.11 R)
• M11: 4,241,399 km (0.119 R)
• M12: 7,635,924 km (0.111 R)
• M13: 10,952,210 km (0.1 R)
• M14: 13,008,881 km (0.089 R)
• M15: 13,649,011 km (0.117 R)
• M16: 15,309,397 km (0.105 R)
• M17: 16,354,189 km (0.106 R)
• M18: 18,877,606 km (0.092 R)
• M19: 22,796,172 km (0.102 R)
• M20: 22,963,273 km (0.096 R)
• M21: 25,121,970 km (0.096 R)
• M22: 30,542,200 km (0.065 R)
• M23: 30,847,380 km (0.119 R)
• M24: 31,154,505 km (0.042 R)
• M25: 31,983,426 km (0.099 R)
• M26: 33,147,148 km (0.116 R)
• M27: 36,578,325 km (0.102 R)
• M28: 41,594,192 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.2

Radius: 3.4

Gravity: 50.54 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 13.28 AU - 20 AU

Year: 25572 Days

Day: 24.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 85,001,773 km

• M1: 42,336 km (0.095 R)
• M2: 358,736 km (0.12 R)
• M3: 513,420 km (0.104 R)
• M4: 851,810 km (0.115 R)
• M5: 1,587,832 km (0.052 R)
• M6: 1,809,237 km (0.078 R)
• M7: 2,524,614 km (0.099 R)
• M8: 2,905,340 km (0.088 R)
• M9: 3,151,279 km (0.065 R)
• M10: 3,716,161 km (0.104 R)
• M11: 4,630,952 km (0.096 R)
• M12: 5,602,889 km (0.114 R)
• M13: 9,263,100 km (0.09 R)
• M14: 10,099,053 km (0.055 R)
• M15: 10,919,149 km (0.057 R)
• M16: 12,619,328 km (0.105 R)
• M17: 16,618,827 km (0.06 R)
• M18: 20,290,558 km (0.103 R)
• M19: 21,795,961 km (0.091 R)
• M20: 25,253,317 km (0.072 R)
• M21: 25,939,672 km (0.082 R)
• M22: 27,589,737 km (0.116 R)
• M23: 32,418,457 km (0.037 R)
• M24: 33,228,978 km (0.055 R)
• M25: 35,031,184 km (0.081 R)
• M26: 36,172,017 km (0.114 R)
• M27: 37,337,534 km (0.063 R)
• M28: 42,089,959 km (0.093 R)
• M29: 42,730,986 km (0.12 R)
• M30: 47,748,349 km (0.104 R)
• M31: 55,220,164 km (0.112 R)
• M32: 58,533,907 km (0.056 R)
• M33: 61,771,504 km (0.095 R)
• M34: 63,854,505 km (0.101 R)
• M35: 71,740,257 km (0.116 R)
• M36: 73,345,442 km (0.092 R)
• M37: 79,030,311 km (0.077 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 10,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit