🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.8

Radius: 12.3

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.41 AU - 0.67 AU

Year: 265 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,801,194 km

• M1: 153,039 km (0.051 R)
• M2: 546,032 km (0.074 R)
• M3: 966,103 km (0.091 R)
• M4: 1,617,153 km (0.086 R)
• M5: 2,282,116 km (0.104 R)
• M6: 2,667,779 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.7

Radius: 14.9

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.59 AU - 0.89 AU

Year: 424 Days

Day: 5.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,801,194 km

• M1: 185,352 km (0.073 R)
• M2: 1,000,511 km (0.12 R)
• M3: 2,123,093 km (0.103 R)
• M4: 3,277,091 km (0.073 R)
• M5: 4,208,786 km (0.104 R)
• M6: 4,673,737 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27

Radius: 13.4

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.92 AU - 1.1 AU

Year: 677 Days

Day: 10.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 21,801,194 km

• M1: 166,652 km (0.029 R)
• M2: 738,116 km (0.11 R)
• M3: 1,392,008 km (0.082 R)
• M4: 2,292,139 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.7

Radius: 12.5

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.97 AU - 1.11 AU

Year: 707 Days

Day: 6.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,801,194 km

• M1: 155,432 km (0.045 R)
• M2: 609,911 km (0.118 R)
• M3: 1,023,100 km (0.115 R)
• M4: 1,416,991 km (0.053 R)
• M5: 1,942,528 km (0.12 R)
• M6: 2,540,770 km (0.086 R)
• M7: 3,154,570 km (0.112 R)
• M8: 3,718,105 km (0.111 R)
• M9: 4,413,436 km (0.106 R)
• M10: 5,549,782 km (0.038 R)
• M11: 6,269,946 km (0.094 R)
• M12: 6,850,236 km (0.083 R)
• M13: 8,218,458 km (0.032 R)
• M14: 8,808,771 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.8

Radius: 11.4

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.75 AU - 4.33 AU

Year: 5415 Days

Day: 7.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,801,194 km

• M1: 142,268 km (0.102 R)
• M2: 659,128 km (0.064 R)
• M3: 1,118,992 km (0.055 R)
• M4: 2,141,942 km (0.098 R)
• M5: 2,552,140 km (0.064 R)
• M6: 3,293,846 km (0.103 R)
• M7: 3,904,953 km (0.112 R)
• M8: 4,590,111 km (0.067 R)
• M9: 5,254,027 km (0.052 R)
• M10: 5,926,768 km (0.11 R)
• M11: 7,763,681 km (0.095 R)
• M12: 8,954,330 km (0.089 R)
• M13: 9,463,262 km (0.117 R)
• M14: 10,263,012 km (0.086 R)
• M15: 13,256,466 km (0.1 R)
• M16: 13,966,457 km (0.098 R)
• M17: 15,359,513 km (0.084 R)
• M18: 17,563,688 km (0.111 R)
• M19: 18,362,391 km (0.103 R)
• M20: 20,778,097 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 10,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit