🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.77 AU - 0.79 AU

Year: 258 Days

Day: 16.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 62.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,220,813 km

• M1: 438,471 km (0.051 R)

Asteroid Belt

Center: 2.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 10

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.26 AU - 6.14 AU

Year: 4444 Days

Day: 7.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,220,813 km

• M1: 124,465 km (0.08 R)
• M2: 443,408 km (0.054 R)
• M3: 908,807 km (0.067 R)
• M4: 1,841,101 km (0.056 R)
• M5: 2,201,931 km (0.103 R)
• M6: 2,762,923 km (0.057 R)
• M7: 3,105,951 km (0.098 R)
• M8: 4,501,699 km (0.118 R)
• M9: 4,901,724 km (0.115 R)
• M10: 5,217,226 km (0.096 R)
• M11: 5,687,412 km (0.065 R)
• M12: 6,066,044 km (0.1 R)
• M13: 6,492,398 km (0.084 R)
• M14: 8,740,555 km (0.057 R)
• M15: 9,285,390 km (0.06 R)
• M16: 9,770,237 km (0.111 R)
• M17: 10,442,979 km (0.106 R)
• M18: 12,943,208 km (0.115 R)
• M19: 13,548,630 km (0.05 R)
• M20: 15,535,140 km (0.1 R)
• M21: 16,276,996 km (0.118 R)
• M22: 16,627,355 km (0.052 R)
• M23: 17,955,036 km (0.091 R)
• M24: 18,708,261 km (0.107 R)
• M25: 19,943,939 km (0.04 R)
• M26: 21,721,910 km (0.102 R)
• M27: 27,439,541 km (0.079 R)

Asteroid Belt

Center: 5.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45

Radius: 10.6

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.09 AU - 6.63 AU

Year: 6011 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,220,813 km

• M1: 131,796 km (0.096 R)
• M2: 1,065,286 km (0.11 R)
• M3: 1,621,791 km (0.118 R)
• M4: 2,891,278 km (0.082 R)
• M5: 4,253,516 km (0.049 R)
• M6: 4,831,413 km (0.084 R)
• M7: 6,581,259 km (0.077 R)
• M8: 6,986,819 km (0.103 R)
• M9: 9,492,583 km (0.06 R)
• M10: 10,077,511 km (0.1 R)
• M11: 10,999,782 km (0.051 R)
• M12: 11,355,226 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.2

Radius: 4

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 13.12 AU - 21.18 AU

Year: 26615 Days

Day: 22.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,220,813 km

• M1: 49,966 km (0.049 R)
• M2: 196,123 km (0.079 R)
• M3: 422,016 km (0.105 R)
• M4: 747,092 km (0.099 R)
• M5: 2,246,212 km (0.074 R)
• M6: 2,470,160 km (0.098 R)
• M7: 2,647,583 km (0.086 R)
• M8: 5,364,131 km (0.026 R)
• M9: 5,528,389 km (0.082 R)
• M10: 5,696,089 km (0.113 R)
• M11: 6,623,595 km (0.113 R)
• M12: 8,772,270 km (0.117 R)
• M13: 10,556,972 km (0.107 R)
• M14: 10,919,747 km (0.066 R)
• M15: 12,002,387 km (0.088 R)
• M16: 12,743,345 km (0.113 R)
• M17: 15,213,804 km (0.078 R)
• M18: 21,321,287 km (0.034 R)
• M19: 24,323,267 km (0.06 R)
• M20: 25,229,980 km (0.06 R)
• M21: 31,148,521 km (0.083 R)
• M22: 36,032,891 km (0.111 R)
• M23: 40,390,079 km (0.097 R)
• M24: 41,276,147 km (0.117 R)
• M25: 43,746,457 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 147 - 14,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit