🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.56 AU - 2.14 AU

Year: 888 Days

Day: 34.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.2 AU - 3.88 AU

Year: 2352 Days

Day: 41.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.6

Radius: 9.9

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.77 AU - 10.11 AU

Year: 8658 Days

Day: 6.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,006,221 km

• M1: 235,467 km (0.116 R)
• M2: 1,340,696 km (0.1 R)
• M3: 1,940,584 km (0.101 R)
• M4: 3,089,046 km (0.103 R)
• M5: 3,926,346 km (0.117 R)
• M6: 4,968,744 km (0.091 R)
• M7: 5,976,136 km (0.088 R)
• M8: 7,591,793 km (0.097 R)
• M9: 8,699,715 km (0.084 R)
• M10: 9,863,586 km (0.111 R)
• M11: 10,918,849 km (0.052 R)
• M12: 14,037,965 km (0.027 R)
• M13: 14,348,081 km (0.052 R)
• M14: 16,238,101 km (0.059 R)
• M15: 16,787,424 km (0.09 R)
• M16: 19,490,807 km (0.047 R)
• M17: 22,726,011 km (0.113 R)
• M18: 23,154,160 km (0.08 R)
• M19: 24,649,989 km (0.116 R)
• M20: 27,445,076 km (0.112 R)
• M21: 31,175,149 km (0.046 R)
• M22: 36,150,924 km (0.092 R)
• M23: 37,443,150 km (0.087 R)
• M24: 39,009,739 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52

Radius: 3.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.17 AU - 16.51 AU

Year: 17204 Days

Day: 18.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 118.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,006,221 km

• M1: 41,289 km (0.076 R)
• M2: 342,579 km (0.085 R)
• M3: 468,989 km (0.115 R)
• M4: 765,492 km (0.098 R)
• M5: 1,115,551 km (0.074 R)
• M6: 3,744,285 km (0.103 R)
• M7: 4,373,195 km (0.115 R)
• M8: 5,042,645 km (0.054 R)
• M9: 5,718,678 km (0.083 R)
• M10: 11,501,234 km (0.118 R)
• M11: 14,333,570 km (0.086 R)
• M12: 17,911,503 km (0.09 R)
• M13: 21,113,196 km (0.088 R)
• M14: 24,520,138 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 20.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.4

Radius: 3.4

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 19.39 AU - 20.79 AU

Year: 31796 Days

Day: 22.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,006,221 km

• M1: 64,327 km (0.103 R)
• M2: 472,729 km (0.114 R)
• M3: 797,805 km (0.11 R)
• M4: 1,309,131 km (0.101 R)
• M5: 2,839,368 km (0.045 R)
• M6: 3,126,895 km (0.118 R)
• M7: 3,407,092 km (0.093 R)
• M8: 4,568,719 km (0.109 R)
• M9: 8,190,483 km (0.056 R)
• M10: 9,173,042 km (0.034 R)
• M11: 9,430,500 km (0.107 R)
• M12: 16,994,169 km (0.112 R)
• M13: 17,697,129 km (0.11 R)
• M14: 19,077,618 km (0.082 R)
• M15: 22,980,327 km (0.106 R)
• M16: 33,272,062 km (0.044 R)
• M17: 34,124,022 km (0.084 R)
• M18: 45,807,167 km (0.059 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 13,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit