🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609

Radius: 13

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.77 AU - 1.11 AU

Year: 629 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 7,942,321 km

• M1: 161,715 km (0.078 R)
• M2: 720,613 km (0.085 R)
• M3: 1,271,731 km (0.063 R)
• M4: 1,748,051 km (0.089 R)
• M5: 2,363,796 km (0.082 R)
• M6: 2,800,323 km (0.119 R)
• M7: 3,241,786 km (0.062 R)
• M8: 3,811,455 km (0.107 R)
• M9: 4,341,779 km (0.101 R)
• M10: 4,872,103 km (0.104 R)
• M11: 6,312,282 km (0.07 R)
• M12: 6,871,030 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.4

Radius: 13.1

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.01 AU - 1.19 AU

Year: 796 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 7,942,321 km

• M1: 163,211 km (0.119 R)
• M2: 740,061 km (0.057 R)
• M3: 1,222,364 km (0.09 R)
• M4: 2,736,145 km (0.028 R)
• M5: 3,232,960 km (0.096 R)
• M6: 3,804,573 km (0.099 R)
• M7: 4,728,489 km (0.081 R)
• M8: 5,152,300 km (0.101 R)
• M9: 6,200,233 km (0.058 R)
• M10: 7,109,938 km (0.12 R)
• M11: 7,668,536 km (0.056 R)
• M12: 8,081,726 km (0.103 R)
• M13: 8,664,709 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 8.6

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.02 AU - 1.22 AU

Year: 818 Days

Day: 7.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 7,942,321 km

• M1: 106,962 km (0.104 R)
• M2: 509,530 km (0.082 R)
• M3: 824,434 km (0.103 R)
• M4: 1,230,442 km (0.034 R)
• M5: 1,516,174 km (0.073 R)
• M6: 2,539,873 km (0.101 R)
• M7: 3,087,102 km (0.079 R)
• M8: 3,579,877 km (0.105 R)
• M9: 4,433,034 km (0.116 R)
• M10: 5,024,544 km (0.106 R)
• M11: 5,948,011 km (0.106 R)
• M12: 7,140,456 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.5

Radius: 10.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.12 AU - 1.28 AU

Year: 907 Days

Day: 5.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 7,942,321 km

• M1: 138,528 km (0.116 R)
• M2: 742,305 km (0.096 R)
• M3: 1,137,243 km (0.103 R)
• M4: 1,786,049 km (0.104 R)
• M5: 3,371,786 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.3

Radius: 12.5

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.08 AU - 1.46 AU

Year: 988 Days

Day: 7.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 7,942,321 km

• M1: 155,432 km (0.092 R)
• M2: 562,787 km (0.053 R)
• M3: 953,686 km (0.08 R)
• M4: 1,458,130 km (0.107 R)
• M5: 1,862,793 km (0.117 R)
• M6: 2,918,954 km (0.039 R)
• M7: 3,587,207 km (0.107 R)
• M8: 3,994,712 km (0.1 R)
• M9: 4,448,891 km (0.077 R)
• M10: 5,108,318 km (0.111 R)
• M11: 6,140,245 km (0.042 R)
• M12: 6,706,024 km (0.063 R)
• M13: 7,849,251 km (0.08 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: 238 - 14,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit