🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.4

Radius: 8.6

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.03 AU - 1.17 AU

Year: 769 Days

Day: 10.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,358,557 km

• M1: 108,907 km (0.077 R)
• M2: 389,403 km (0.068 R)
• M3: 673,789 km (0.084 R)
• M4: 1,017,714 km (0.098 R)
• M5: 1,598,453 km (0.064 R)
• M6: 2,148,225 km (0.038 R)
• M7: 2,600,460 km (0.113 R)
• M8: 3,114,777 km (0.103 R)
• M9: 4,332,803 km (0.111 R)
• M10: 4,890,803 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 12.6

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.76 AU - 1.92 AU

Year: 1664 Days

Day: 12.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,358,557 km

• M1: 156,629 km (0.12 R)
• M2: 589,864 km (0.059 R)
• M3: 1,138,739 km (0.084 R)
• M4: 1,694,495 km (0.056 R)
• M5: 2,088,985 km (0.086 R)
• M6: 2,724,028 km (0.039 R)
• M7: 3,337,828 km (0.098 R)
• M8: 4,709,042 km (0.105 R)
• M9: 7,989,424 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.7

Radius: 10.2

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.51 AU - 2.91 AU

Year: 2975 Days

Day: 10.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,358,557 km

• M1: 126,859 km (0.091 R)
• M2: 607,367 km (0.051 R)
• M3: 1,003,353 km (0.063 R)
• M4: 1,720,974 km (0.069 R)
• M5: 2,174,106 km (0.114 R)
• M6: 2,528,952 km (0.046 R)
• M7: 2,938,701 km (0.053 R)
• M8: 3,931,582 km (0.03 R)
• M9: 4,252,918 km (0.064 R)
• M10: 5,064,337 km (0.092 R)
• M11: 7,649,986 km (0.112 R)
• M12: 8,645,411 km (0.089 R)
• M13: 9,980,871 km (0.106 R)
• M14: 10,892,221 km (0.095 R)
• M15: 12,662,562 km (0.077 R)
• M16: 15,841,517 km (0.104 R)
• M17: 17,886,669 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.8

Radius: 14.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.39 AU - 4.39 AU

Year: 5116 Days

Day: 11.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,358,557 km

• M1: 184,005 km (0.091 R)
• M2: 650,601 km (0.116 R)
• M3: 1,515,426 km (0.115 R)
• M4: 2,029,894 km (0.088 R)
• M5: 2,662,094 km (0.049 R)
• M6: 4,180,064 km (0.103 R)
• M7: 5,100,988 km (0.08 R)
• M8: 5,838,954 km (0.109 R)
• M9: 7,310,399 km (0.102 R)
• M10: 7,940,954 km (0.034 R)
• M11: 9,058,899 km (0.08 R)
• M12: 10,009,145 km (0.106 R)
• M13: 10,601,104 km (0.084 R)
• M14: 13,864,581 km (0.12 R)
• M15: 16,589,506 km (0.053 R)
• M16: 17,097,541 km (0.042 R)
• M17: 18,413,104 km (0.083 R)
• M18: 20,730,226 km (0.077 R)
• M19: 21,921,025 km (0.091 R)
• M20: 24,520,437 km (0.112 R)
• M21: 25,014,260 km (0.116 R)
• M22: 26,278,063 km (0.08 R)
• M23: 30,419,530 km (0.07 R)
• M24: 30,894,354 km (0.077 R)
• M25: 33,343,570 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 11,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit