🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.7

Radius: 10.5

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.54 AU - 0.8 AU

Year: 385 Days

Day: 10.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,034,977 km

• M1: 131,048 km (0.082 R)
• M2: 494,870 km (0.056 R)
• M3: 1,061,846 km (0.105 R)
• M4: 1,461,272 km (0.039 R)
• M5: 2,064,451 km (0.119 R)
• M6: 2,806,755 km (0.101 R)
• M7: 3,284,870 km (0.084 R)
• M8: 3,705,838 km (0.054 R)
• M9: 4,110,351 km (0.095 R)
• M10: 4,530,123 km (0.112 R)
• M11: 5,038,307 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.3

Radius: 14.8

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.82 AU - 0.86 AU

Year: 541 Days

Day: 8 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,034,977 km

• M1: 184,155 km (0.093 R)
• M2: 765,044 km (0.117 R)
• M3: 1,311,525 km (0.083 R)
• M4: 1,793,080 km (0.1 R)
• M5: 2,422,887 km (0.068 R)
• M6: 2,990,162 km (0.078 R)
• M7: 3,452,569 km (0.08 R)
• M8: 4,203,251 km (0.046 R)
• M9: 4,787,431 km (0.119 R)
• M10: 5,312,819 km (0.119 R)
• M11: 5,962,822 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.1

Radius: 8.8

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.24 AU - 1.68 AU

Year: 1240 Days

Day: 9.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,034,977 km

• M1: 109,506 km (0.102 R)
• M2: 528,529 km (0.05 R)
• M3: 826,977 km (0.092 R)
• M4: 1,226,852 km (0.048 R)
• M5: 1,615,507 km (0.09 R)
• M6: 2,031,988 km (0.096 R)
• M7: 2,340,907 km (0.104 R)
• M8: 3,282,925 km (0.106 R)
• M9: 3,584,963 km (0.108 R)
• M10: 3,955,368 km (0.086 R)
• M11: 5,614,408 km (0.089 R)
• M12: 6,551,190 km (0.107 R)
• M13: 6,885,541 km (0.119 R)
• M14: 7,850,896 km (0.036 R)
• M15: 9,314,861 km (0.049 R)
• M16: 11,356,124 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.8

Radius: 10.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.24 AU - 2.92 AU

Year: 2913 Days

Day: 13.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,034,977 km

• M1: 127,757 km (0.095 R)
• M2: 534,513 km (0.106 R)
• M3: 866,321 km (0.113 R)
• M4: 1,225,805 km (0.094 R)
• M5: 1,938,040 km (0.064 R)
• M6: 2,370,677 km (0.104 R)
• M7: 3,120,163 km (0.111 R)
• M8: 4,086,116 km (0.092 R)
• M9: 5,260,011 km (0.115 R)
• M10: 6,395,459 km (0.115 R)
• M11: 8,313,752 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.7

Radius: 14.5

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.84 AU - 4.04 AU

Year: 5497 Days

Day: 14.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,034,977 km

• M1: 180,265 km (0.102 R)
• M2: 990,637 km (0.086 R)
• M3: 1,482,515 km (0.11 R)
• M4: 3,130,784 km (0.085 R)
• M5: 3,730,672 km (0.056 R)
• M6: 4,614,646 km (0.099 R)
• M7: 5,604,086 km (0.096 R)
• M8: 6,662,640 km (0.108 R)
• M9: 7,294,093 km (0.026 R)
• M10: 8,080,978 km (0.061 R)
• M11: 9,561,398 km (0.072 R)
• M12: 10,048,040 km (0.084 R)
• M13: 11,558,829 km (0.107 R)
• M14: 13,108,513 km (0.096 R)
• M15: 15,265,416 km (0.042 R)
• M16: 15,931,724 km (0.101 R)
• M17: 16,428,389 km (0.053 R)
• M18: 20,345,310 km (0.099 R)
• M19: 24,026,615 km (0.083 R)
• M20: 26,024,494 km (0.098 R)
• M21: 28,311,247 km (0.081 R)
• M22: 28,949,282 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.9

Radius: 9.7

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.82 AU - 5.72 AU

Year: 8504 Days

Day: 14 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,034,977 km

• M1: 120,576 km (0.101 R)
• M2: 863,479 km (0.095 R)
• M3: 1,264,252 km (0.083 R)
• M4: 1,607,878 km (0.099 R)
• M5: 2,524,913 km (0.101 R)
• M6: 3,543,974 km (0.109 R)
• M7: 4,618,086 km (0.04 R)
• M8: 5,020,654 km (0.08 R)
• M9: 5,863,489 km (0.042 R)
• M10: 6,370,925 km (0.057 R)
• M11: 7,473,610 km (0.114 R)
• M12: 7,948,733 km (0.113 R)
• M13: 11,543,720 km (0.086 R)
• M14: 14,285,998 km (0.064 R)
• M15: 14,710,407 km (0.052 R)
• M16: 15,520,779 km (0.084 R)
• M17: 17,298,451 km (0.063 R)
• M18: 18,130,664 km (0.035 R)
• M19: 23,947,478 km (0.112 R)
• M20: 28,640,064 km (0.06 R)
• M21: 29,218,259 km (0.032 R)
• M22: 30,597,252 km (0.069 R)
• M23: 37,572,852 km (0.1 R)
• M24: 38,732,235 km (0.097 R)
• M25: 39,084,688 km (0.038 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: 166 - 17,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit