🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117

Radius: 12.2

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.7 AU - 0.82 AU

Year: 466 Days

Day: 14.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 13,859,041 km

• M1: 151,692 km (0.077 R)
• M2: 570,566 km (0.107 R)
• M3: 1,080,695 km (0.113 R)
• M4: 1,768,097 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.1

Radius: 14

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.72 AU - 0.8 AU

Year: 466 Days

Day: 13.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 13,859,041 km

• M1: 178,919 km (0.068 R)
• M2: 617,091 km (0.07 R)
• M3: 1,317,808 km (0.051 R)
• M4: 1,778,270 km (0.081 R)
• M5: 2,340,758 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.7

Radius: 12.9

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.59 AU - 1.95 AU

Year: 1655 Days

Day: 6.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 89.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,859,041 km

• M1: 162,762 km (0.115 R)
• M2: 567,425 km (0.064 R)
• M3: 1,070,373 km (0.09 R)
• M4: 2,264,613 km (0.091 R)
• M5: 2,798,527 km (0.057 R)
• M6: 5,635,651 km (0.075 R)
• M7: 6,962,883 km (0.109 R)
• M8: 7,966,386 km (0.096 R)
• M9: 9,849,973 km (0.088 R)
• M10: 10,845,995 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.3

Radius: 11.7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.51 AU - 2.11 AU

Year: 1712 Days

Day: 13.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,859,041 km

• M1: 145,559 km (0.107 R)
• M2: 512,223 km (0.106 R)
• M3: 928,105 km (0.04 R)
• M4: 1,440,927 km (0.114 R)
• M5: 1,890,618 km (0.05 R)
• M6: 2,491,253 km (0.096 R)
• M7: 2,869,287 km (0.09 R)
• M8: 3,915,425 km (0.076 R)
• M9: 4,378,580 km (0.098 R)
• M10: 5,238,618 km (0.112 R)
• M11: 5,740,220 km (0.093 R)
• M12: 6,701,237 km (0.11 R)
• M13: 7,076,129 km (0.091 R)
• M14: 8,664,110 km (0.072 R)
• M15: 10,477,685 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.8

Radius: 10.8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.88 AU - 2.26 AU

Year: 2093 Days

Day: 11.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,859,041 km

• M1: 138,827 km (0.067 R)
• M2: 654,939 km (0.059 R)
• M3: 1,256,323 km (0.032 R)
• M4: 1,690,456 km (0.081 R)
• M5: 2,212,553 km (0.097 R)
• M6: 3,069,300 km (0.113 R)
• M7: 4,188,740 km (0.118 R)
• M8: 5,741,117 km (0.069 R)
• M9: 6,206,816 km (0.039 R)
• M10: 8,863,973 km (0.11 R)
• M11: 10,408,870 km (0.05 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 15,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit