🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181

Radius: 12.2

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.52 AU - 0.62 AU

Year: 287 Days

Day: 10 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,270,441 km

• M1: 151,692 km (0.1 R)
• M2: 649,554 km (0.074 R)
• M3: 1,037,312 km (0.079 R)
• M4: 1,544,897 km (0.099 R)
• M5: 1,981,573 km (0.115 R)
• M6: 2,478,837 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.6

Radius: 11.4

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.59 AU - 0.95 AU

Year: 451 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,270,441 km

• M1: 141,819 km (0.117 R)
• M2: 550,071 km (0.094 R)
• M3: 910,303 km (0.081 R)
• M4: 1,662,481 km (0.088 R)
• M5: 2,093,622 km (0.117 R)
• M6: 2,530,598 km (0.107 R)
• M7: 3,106,400 km (0.077 R)
• M8: 3,897,922 km (0.088 R)
• M9: 4,377,084 km (0.063 R)
• M10: 5,066,730 km (0.069 R)
• M11: 5,775,525 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.6

Radius: 14

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.18 AU - 2.56 AU

Year: 2433 Days

Day: 12 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,270,441 km

• M1: 174,132 km (0.063 R)
• M2: 642,672 km (0.083 R)
• M3: 1,750,445 km (0.034 R)
• M4: 2,218,237 km (0.089 R)
• M5: 2,876,468 km (0.111 R)
• M6: 3,626,402 km (0.102 R)
• M7: 4,216,416 km (0.103 R)
• M8: 5,374,603 km (0.112 R)
• M9: 6,987,567 km (0.087 R)
• M10: 7,601,217 km (0.07 R)
• M11: 8,155,777 km (0.026 R)
• M12: 8,638,379 km (0.102 R)
• M13: 11,071,140 km (0.109 R)
• M14: 12,999,606 km (0.114 R)
• M15: 13,615,201 km (0.11 R)
• M16: 14,904,585 km (0.104 R)
• M17: 17,460,465 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.2

Radius: 5.7

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.35 AU - 8.66 AU

Year: 13697 Days

Day: 21.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,270,441 km

• M1: 70,909 km (0.116 R)
• M2: 257,009 km (0.105 R)
• M3: 471,532 km (0.09 R)
• M4: 808,427 km (0.041 R)
• M5: 2,385,039 km (0.1 R)
• M6: 3,253,006 km (0.065 R)
• M7: 4,119,028 km (0.085 R)
• M8: 4,429,593 km (0.072 R)
• M9: 4,971,287 km (0.069 R)
• M10: 5,356,352 km (0.108 R)
• M11: 5,935,445 km (0.112 R)
• M12: 6,555,528 km (0.07 R)
• M13: 6,939,845 km (0.097 R)
• M14: 9,814,069 km (0.087 R)
• M15: 10,063,449 km (0.061 R)
• M16: 10,626,984 km (0.056 R)
• M17: 12,913,737 km (0.107 R)
• M18: 15,779,434 km (0.088 R)
• M19: 16,539,391 km (0.086 R)
• M20: 16,750,922 km (0.11 R)
• M21: 21,368,111 km (0.055 R)
• M22: 24,056,235 km (0.112 R)
• M23: 28,046,310 km (0.067 R)
• M24: 29,987,791 km (0.115 R)
• M25: 34,250,432 km (0.097 R)
• M26: 39,902,988 km (0.096 R)
• M27: 44,767,312 km (0.098 R)
• M28: 46,846,872 km (0.081 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: 429 - 15,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit