🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.1

Radius: 11.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.81 AU - 1.13 AU

Year: 627 Days

Day: 8.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 13,686,779 km

• M1: 144,362 km (0.119 R)
• M2: 610,060 km (0.101 R)
• M3: 1,043,296 km (0.086 R)
• M4: 1,498,522 km (0.094 R)
• M5: 2,755,742 km (0.104 R)
• M6: 3,809,959 km (0.076 R)
• M7: 4,798,950 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.2

Radius: 9.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.95 AU - 1.05 AU

Year: 656 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,686,779 km

• M1: 121,922 km (0.057 R)
• M2: 452,085 km (0.037 R)
• M3: 797,506 km (0.049 R)
• M4: 1,215,333 km (0.091 R)
• M5: 1,603,988 km (0.102 R)
• M6: 2,227,512 km (0.102 R)
• M7: 2,647,583 km (0.099 R)
• M8: 2,982,682 km (0.072 R)
• M9: 3,532,604 km (0.1 R)
• M10: 3,981,547 km (0.116 R)
• M11: 4,603,575 km (0.113 R)
• M12: 5,010,332 km (0.115 R)
• M13: 5,860,197 km (0.091 R)
• M14: 6,170,164 km (0.101 R)
• M15: 6,491,201 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.4

Radius: 12.8

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.15 AU - 1.61 AU

Year: 1063 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 13,686,779 km

• M1: 160,668 km (0.099 R)
• M2: 742,005 km (0.12 R)
• M3: 1,222,663 km (0.115 R)
• M4: 1,721,273 km (0.085 R)
• M5: 2,437,996 km (0.108 R)
• M6: 2,879,909 km (0.089 R)
• M7: 3,316,136 km (0.092 R)
• M8: 4,288,223 km (0.109 R)
• M9: 4,726,994 km (0.114 R)
• M10: 5,317,905 km (0.079 R)
• M11: 6,046,596 km (0.089 R)
• M12: 6,624,194 km (0.101 R)
• M13: 8,107,008 km (0.113 R)
• M14: 8,839,289 km (0.036 R)
• M15: 9,311,570 km (0.039 R)
• M16: 10,665,131 km (0.101 R)
• M17: 11,166,883 km (0.069 R)
• M18: 11,860,418 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.9

Radius: 10.9

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.27 AU - 1.91 AU

Year: 1315 Days

Day: 10.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 13,686,779 km

• M1: 138,378 km (0.082 R)
• M2: 571,314 km (0.036 R)
• M3: 1,002,904 km (0.118 R)
• M4: 1,653,056 km (0.045 R)
• M5: 2,096,465 km (0.053 R)
• M6: 2,477,341 km (0.072 R)
• M7: 2,834,580 km (0.11 R)
• M8: 3,380,912 km (0.106 R)
• M9: 4,138,625 km (0.112 R)
• M10: 4,491,227 km (0.113 R)
• M11: 5,006,143 km (0.066 R)
• M12: 5,806,791 km (0.054 R)
• M13: 6,766,162 km (0.106 R)
• M14: 7,390,733 km (0.106 R)
• M15: 7,772,507 km (0.031 R)
• M16: 8,399,023 km (0.119 R)
• M17: 8,997,714 km (0.083 R)
• M18: 9,496,772 km (0.052 R)
• M19: 10,313,726 km (0.088 R)
• M20: 11,355,077 km (0.105 R)
• M21: 12,350,950 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 16,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit