🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.5 AU - 0.78 AU

Year: 336 Days

Day: 19.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.5

Radius: 14.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.54 AU - 0.88 AU

Year: 392 Days

Day: 6.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,092,865 km

• M1: 177,872 km (0.12 R)
• M2: 628,909 km (0.108 R)
• M3: 1,207,704 km (0.098 R)
• M4: 1,755,980 km (0.067 R)
• M5: 2,452,956 km (0.108 R)
• M6: 3,005,720 km (0.113 R)
• M7: 3,570,602 km (0.085 R)
• M8: 4,475,370 km (0.111 R)
• M9: 5,109,665 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229

Radius: 13.9

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.24 AU - 1.78 AU

Year: 1217 Days

Day: 9.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,092,865 km

• M1: 173,085 km (0.087 R)
• M2: 665,711 km (0.092 R)
• M3: 1,363,585 km (0.091 R)
• M4: 1,823,897 km (0.065 R)
• M5: 2,461,783 km (0.117 R)
• M6: 3,233,408 km (0.108 R)
• M7: 3,669,935 km (0.093 R)
• M8: 4,237,210 km (0.107 R)
• M9: 4,845,924 km (0.099 R)
• M10: 5,604,684 km (0.11 R)
• M11: 6,120,797 km (0.091 R)
• M12: 6,668,475 km (0.061 R)
• M13: 7,472,414 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.6

Radius: 12.1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.38 AU - 3.6 AU

Year: 3392 Days

Day: 12.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,092,865 km

• M1: 150,495 km (0.101 R)
• M2: 599,289 km (0.059 R)
• M3: 1,257,370 km (0.042 R)
• M4: 1,650,962 km (0.116 R)
• M5: 2,279,423 km (0.087 R)
• M6: 2,861,957 km (0.067 R)
• M7: 4,613,748 km (0.096 R)
• M8: 5,098,744 km (0.12 R)
• M9: 6,585,897 km (0.057 R)
• M10: 7,255,646 km (0.056 R)
• M11: 8,670,992 km (0.109 R)
• M12: 11,523,973 km (0.031 R)
• M13: 12,420,513 km (0.096 R)
• M14: 13,162,817 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.3

Radius: 7.8

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.66 AU - 7.94 AU

Year: 14291 Days

Day: 19.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,092,865 km

• M1: 99,183 km (0.119 R)
• M2: 456,573 km (0.045 R)
• M3: 706,850 km (0.115 R)
• M4: 1,611,767 km (0.036 R)
• M5: 3,486,378 km (0.095 R)
• M6: 5,843,293 km (0.064 R)
• M7: 8,901,971 km (0.119 R)
• M8: 12,035,597 km (0.12 R)
• M9: 14,112,166 km (0.1 R)
• M10: 15,061,214 km (0.102 R)
• M11: 18,719,032 km (0.116 R)
• M12: 23,765,567 km (0.111 R)
• M13: 24,912,085 km (0.073 R)
• M14: 27,939,347 km (0.079 R)
• M15: 37,320,181 km (0.061 R)
• M16: 41,814,101 km (0.061 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: 461 - 17,564 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit