🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.2

Radius: 9.3

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.89 AU - 1.23 AU

Year: 694 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 104.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,371,795 km

• M1: 115,639 km (0.053 R)
• M2: 490,980 km (0.068 R)
• M3: 803,490 km (0.119 R)
• M4: 1,119,291 km (0.046 R)
• M5: 1,422,077 km (0.107 R)
• M6: 2,394,314 km (0.116 R)
• M7: 3,247,171 km (0.11 R)
• M8: 3,558,784 km (0.089 R)
• M9: 3,920,063 km (0.118 R)
• M10: 4,353,896 km (0.085 R)
• M11: 4,716,970 km (0.107 R)
• M12: 5,281,254 km (0.118 R)
• M13: 6,460,234 km (0.113 R)
• M14: 6,889,730 km (0.03 R)
• M15: 7,269,709 km (0.1 R)
• M16: 8,194,523 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.6

Radius: 8.2

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.42 AU - 1.5 AU

Year: 1122 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,371,795 km

• M1: 103,821 km (0.066 R)
• M2: 406,607 km (0.107 R)
• M3: 673,938 km (0.096 R)
• M4: 994,676 km (0.045 R)
• M5: 1,264,252 km (0.077 R)
• M6: 1,523,804 km (0.058 R)
• M7: 1,781,411 km (0.064 R)
• M8: 2,110,377 km (0.11 R)
• M9: 3,572,547 km (0.041 R)
• M10: 4,461,158 km (0.091 R)
• M11: 5,308,181 km (0.033 R)
• M12: 6,213,996 km (0.098 R)
• M13: 6,484,170 km (0.114 R)
• M14: 7,955,615 km (0.084 R)
• M15: 8,685,503 km (0.086 R)
• M16: 10,340,654 km (0.072 R)
• M17: 10,657,053 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.2

Radius: 9.9

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.22 AU - 3.24 AU

Year: 2868 Days

Day: 12.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,371,795 km

• M1: 123,119 km (0.034 R)
• M2: 541,694 km (0.098 R)
• M3: 1,247,347 km (0.098 R)
• M4: 1,647,671 km (0.039 R)
• M5: 3,082,913 km (0.113 R)
• M6: 3,424,744 km (0.095 R)
• M7: 5,425,616 km (0.11 R)
• M8: 5,926,469 km (0.093 R)
• M9: 7,122,055 km (0.099 R)
• M10: 9,206,851 km (0.116 R)
• M11: 9,920,433 km (0.093 R)
• M12: 11,563,317 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.9

Radius: 10.4

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.34 AU - 6.8 AU

Year: 8358 Days

Day: 14.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,371,795 km

• M1: 129,402 km (0.086 R)
• M2: 600,486 km (0.114 R)
• M3: 1,072,467 km (0.071 R)
• M4: 1,494,333 km (0.083 R)
• M5: 2,056,073 km (0.104 R)
• M6: 2,790,898 km (0.027 R)
• M7: 3,281,280 km (0.068 R)
• M8: 3,647,196 km (0.047 R)
• M9: 5,480,967 km (0.118 R)
• M10: 6,383,341 km (0.104 R)
• M11: 7,674,670 km (0.05 R)
• M12: 8,245,236 km (0.07 R)
• M13: 10,352,921 km (0.113 R)
• M14: 12,077,485 km (0.034 R)
• M15: 12,849,859 km (0.09 R)
• M16: 14,153,455 km (0.049 R)
• M17: 14,492,743 km (0.108 R)
• M18: 15,305,657 km (0.117 R)
• M19: 16,581,428 km (0.058 R)
• M20: 19,902,800 km (0.056 R)
• M21: 23,406,532 km (0.116 R)
• M22: 24,687,688 km (0.105 R)
• M23: 25,846,323 km (0.055 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: 496 - 11,444 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit