🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.1

Radius: 13.4

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.67 AU - 0.95 AU

Year: 478 Days

Day: 14 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 10,186,319 km

• M1: 166,652 km (0.042 R)
• M2: 632,949 km (0.098 R)
• M3: 1,360,443 km (0.036 R)
• M4: 1,794,426 km (0.093 R)
• M5: 2,340,309 km (0.12 R)
• M6: 3,167,735 km (0.089 R)
• M7: 3,686,690 km (0.051 R)
• M8: 4,302,884 km (0.116 R)
• M9: 4,751,079 km (0.045 R)
• M10: 5,418,884 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.7

Radius: 11.7

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.89 AU - 0.91 AU

Year: 560 Days

Day: 11.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 10,186,319 km

• M1: 145,559 km (0.101 R)
• M2: 513,270 km (0.078 R)
• M3: 908,957 km (0.076 R)
• M4: 1,960,330 km (0.104 R)
• M5: 2,460,586 km (0.111 R)
• M6: 3,504,629 km (0.106 R)
• M7: 4,114,390 km (0.059 R)
• M8: 5,466,306 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424

Radius: 10.8

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1 AU - 1.38 AU

Year: 852 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 10,186,319 km

• M1: 134,339 km (0.075 R)
• M2: 476,170 km (0.086 R)
• M3: 880,982 km (0.06 R)
• M4: 1,399,488 km (0.113 R)
• M5: 1,779,915 km (0.069 R)
• M6: 2,268,951 km (0.12 R)
• M7: 2,610,782 km (0.115 R)
• M8: 3,233,259 km (0.072 R)
• M9: 3,822,824 km (0.076 R)
• M10: 4,311,111 km (0.082 R)
• M11: 6,968,269 km (0.07 R)
• M12: 7,517,293 km (0.101 R)
• M13: 7,883,658 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 9.7

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.91 AU - 1.49 AU

Year: 862 Days

Day: 5.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 166.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 10,186,319 km

• M1: 120,725 km (0.04 R)
• M2: 477,367 km (0.078 R)
• M3: 911,500 km (0.092 R)
• M4: 1,644,380 km (0.034 R)
• M5: 2,049,790 km (0.116 R)
• M6: 2,682,439 km (0.084 R)
• M7: 3,129,139 km (0.092 R)
• M8: 3,831,800 km (0.111 R)
• M9: 4,188,591 km (0.09 R)
• M10: 4,739,709 km (0.085 R)
• M11: 5,151,702 km (0.099 R)
• M12: 5,607,078 km (0.113 R)
• M13: 5,925,422 km (0.09 R)
• M14: 6,598,612 km (0.076 R)
• M15: 7,630,539 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41

Radius: 8.7

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.65 AU - 4.03 AU

Year: 4004 Days

Day: 6.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 10,186,319 km

• M1: 108,309 km (0.099 R)
• M2: 966,701 km (0.059 R)
• M3: 1,445,115 km (0.068 R)
• M4: 3,098,770 km (0.091 R)
• M5: 3,564,917 km (0.078 R)
• M6: 4,909,204 km (0.029 R)
• M7: 5,210,344 km (0.032 R)
• M8: 8,007,226 km (0.099 R)
• M9: 10,035,923 km (0.11 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: 523 - 11,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit