🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.7

Radius: 12.2

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.67 AU - 1.05 AU

Year: 551 Days

Day: 11.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,646,224 km

• M1: 152,141 km (0.087 R)
• M2: 546,780 km (0.1 R)
• M3: 966,253 km (0.082 R)
• M4: 1,394,701 km (0.102 R)
• M5: 2,067,443 km (0.101 R)
• M6: 2,568,745 km (0.088 R)
• M7: 3,249,715 km (0.045 R)
• M8: 4,091,801 km (0.116 R)
• M9: 5,091,115 km (0.049 R)
• M10: 5,975,687 km (0.09 R)
• M11: 6,425,079 km (0.06 R)
• M12: 6,834,080 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.1

Radius: 10

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.1 AU - 1.5 AU

Year: 1023 Days

Day: 8.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,646,224 km

• M1: 124,316 km (0.057 R)
• M2: 494,870 km (0.104 R)
• M3: 1,057,657 km (0.07 R)
• M4: 1,453,194 km (0.115 R)
• M5: 1,818,362 km (0.102 R)
• M6: 2,152,414 km (0.113 R)
• M7: 2,834,730 km (0.044 R)
• M8: 3,315,089 km (0.105 R)
• M9: 3,894,781 km (0.026 R)
• M10: 4,439,466 km (0.062 R)
• M11: 5,761,014 km (0.118 R)
• M12: 6,149,819 km (0.056 R)
• M13: 8,467,539 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813

Radius: 12.7

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.4 AU - 1.94 AU

Year: 1490 Days

Day: 12.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 20,646,224 km

• M1: 158,275 km (0.111 R)
• M2: 603,029 km (0.117 R)
• M3: 1,033,721 km (0.084 R)
• M4: 1,443,171 km (0.117 R)
• M5: 3,039,829 km (0.095 R)
• M6: 4,175,875 km (0.096 R)
• M7: 4,730,883 km (0.08 R)
• M8: 5,466,007 km (0.072 R)
• M9: 6,398,002 km (0.086 R)
• M10: 7,190,870 km (0.085 R)
• M11: 7,848,951 km (0.12 R)
• M12: 8,339,184 km (0.104 R)
• M13: 9,128,462 km (0.054 R)
• M14: 10,033,529 km (0.071 R)
• M15: 13,967,205 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.5

Radius: 11.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.26 AU - 4.4 AU

Year: 5174 Days

Day: 6.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 20,646,224 km

• M1: 145,559 km (0.115 R)
• M2: 549,024 km (0.075 R)
• M3: 972,835 km (0.103 R)
• M4: 1,621,342 km (0.06 R)
• M5: 2,662,244 km (0.092 R)
• M6: 3,146,043 km (0.087 R)
• M7: 3,962,100 km (0.091 R)
• M8: 4,960,815 km (0.095 R)
• M9: 5,345,282 km (0.051 R)
• M10: 7,268,063 km (0.096 R)
• M11: 7,765,476 km (0.073 R)
• M12: 9,911,607 km (0.067 R)
• M13: 10,291,586 km (0.095 R)
• M14: 12,914,036 km (0.086 R)
• M15: 13,738,620 km (0.093 R)
• M16: 14,355,711 km (0.096 R)
• M17: 15,696,407 km (0.065 R)
• M18: 16,741,947 km (0.053 R)
• M19: 18,283,253 km (0.058 R)
• M20: 19,030,046 km (0.054 R)
• M21: 20,037,288 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 11,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit