🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34

Radius: 9.6

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.93 AU - 1.09 AU

Year: 688 Days

Day: 6.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 96.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 23,431,356 km

• M1: 119,529 km (0.082 R)
• M2: 530,324 km (0.042 R)
• M3: 1,085,033 km (0.111 R)
• M4: 1,790,387 km (0.066 R)
• M5: 2,094,370 km (0.105 R)
• M6: 2,433,060 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.3

Radius: 12.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.97 AU - 1.51 AU

Year: 937 Days

Day: 5.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,431,356 km

• M1: 159,172 km (0.082 R)
• M2: 627,264 km (0.076 R)
• M3: 1,287,140 km (0.076 R)
• M4: 1,988,604 km (0.113 R)
• M5: 2,446,075 km (0.041 R)
• M6: 2,994,800 km (0.119 R)
• M7: 3,648,542 km (0.094 R)
• M8: 4,301,986 km (0.075 R)
• M9: 4,842,333 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.8

Radius: 8.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.05 AU - 1.53 AU

Year: 994 Days

Day: 13.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,431,356 km

• M1: 109,805 km (0.074 R)
• M2: 384,766 km (0.114 R)
• M3: 760,705 km (0.095 R)
• M4: 1,249,142 km (0.114 R)
• M5: 1,768,546 km (0.099 R)
• M6: 2,864,799 km (0.105 R)
• M7: 3,178,506 km (0.098 R)
• M8: 3,915,724 km (0.104 R)
• M9: 5,973,144 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.2

Radius: 12.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.79 AU - 4.01 AU

Year: 4252 Days

Day: 11.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,431,356 km

• M1: 160,519 km (0.086 R)
• M2: 617,390 km (0.117 R)
• M3: 1,029,981 km (0.051 R)
• M4: 1,530,835 km (0.118 R)
• M5: 2,141,194 km (0.112 R)
• M6: 2,686,628 km (0.098 R)
• M7: 4,039,442 km (0.042 R)
• M8: 4,879,135 km (0.108 R)
• M9: 5,492,785 km (0.069 R)
• M10: 6,815,829 km (0.085 R)
• M11: 9,892,010 km (0.047 R)
• M12: 10,877,560 km (0.117 R)
• M13: 13,938,183 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.7

Radius: 11

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.78 AU - 5.98 AU

Year: 8464 Days

Day: 11.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,431,356 km

• M1: 136,882 km (0.067 R)
• M2: 878,887 km (0.054 R)
• M3: 1,539,960 km (0.107 R)
• M4: 1,988,904 km (0.112 R)
• M5: 2,944,984 km (0.119 R)
• M6: 5,581,796 km (0.104 R)
• M7: 7,049,201 km (0.061 R)
• M8: 9,461,916 km (0.114 R)
• M9: 10,162,034 km (0.11 R)
• M10: 10,647,778 km (0.095 R)
• M11: 12,470,628 km (0.096 R)
• M12: 13,169,549 km (0.084 R)
• M13: 14,901,743 km (0.081 R)
• M14: 16,338,331 km (0.073 R)
• M15: 20,235,356 km (0.103 R)
• M16: 23,431,365 km (0.054 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 17,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit