🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179

Radius: 13.2

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.95 AU - 1.01 AU

Year: 636 Days

Day: 13.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,626,453 km

• M1: 164,558 km (0.094 R)
• M2: 600,037 km (0.105 R)
• M3: 1,173,595 km (0.071 R)
• M4: 1,635,404 km (0.093 R)
• M5: 2,100,504 km (0.067 R)
• M6: 2,527,157 km (0.091 R)
• M7: 3,156,365 km (0.076 R)
• M8: 3,828,210 km (0.085 R)
• M9: 4,250,076 km (0.1 R)
• M10: 4,870,757 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.8

Radius: 8.6

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.85 AU - 1.37 AU

Year: 767 Days

Day: 15 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,626,453 km

• M1: 106,962 km (0.053 R)
• M2: 384,766 km (0.077 R)
• M3: 667,506 km (0.094 R)
• M4: 1,284,148 km (0.072 R)
• M5: 1,561,353 km (0.042 R)
• M6: 2,210,458 km (0.058 R)
• M7: 2,862,106 km (0.102 R)
• M8: 3,595,136 km (0.099 R)
• M9: 5,215,131 km (0.051 R)
• M10: 5,856,009 km (0.096 R)
• M11: 6,466,667 km (0.104 R)
• M12: 7,630,688 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.7

Radius: 9.3

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.01 AU - 1.27 AU

Year: 798 Days

Day: 8.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 98.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,626,453 km

• M1: 115,639 km (0.113 R)
• M2: 480,209 km (0.072 R)
• M3: 791,373 km (0.097 R)
• M4: 1,157,439 km (0.107 R)
• M5: 1,470,996 km (0.049 R)
• M6: 1,815,221 km (0.112 R)
• M7: 2,390,574 km (0.083 R)
• M8: 2,810,495 km (0.11 R)
• M9: 4,605,071 km (0.085 R)
• M10: 5,578,205 km (0.068 R)
• M11: 5,951,452 km (0.071 R)
• M12: 6,446,621 km (0.099 R)
• M13: 6,969,166 km (0.114 R)
• M14: 7,332,988 km (0.083 R)
• M15: 8,173,280 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.3

Radius: 8.6

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.39 AU - 2.39 AU

Year: 2424 Days

Day: 8.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,626,453 km

• M1: 108,010 km (0.115 R)
• M2: 389,403 km (0.111 R)
• M3: 810,222 km (0.105 R)
• M4: 1,171,351 km (0.103 R)
• M5: 1,559,408 km (0.114 R)
• M6: 2,419,895 km (0.102 R)
• M7: 2,812,440 km (0.091 R)
• M8: 3,247,022 km (0.107 R)
• M9: 4,173,033 km (0.09 R)
• M10: 4,511,273 km (0.066 R)
• M11: 5,220,068 km (0.086 R)
• M12: 5,829,231 km (0.06 R)
• M13: 8,155,029 km (0.084 R)
• M14: 9,171,845 km (0.097 R)
• M15: 9,779,662 km (0.114 R)
• M16: 10,963,579 km (0.06 R)
• M17: 11,843,364 km (0.12 R)
• M18: 12,160,213 km (0.097 R)
• M19: 12,605,117 km (0.05 R)
• M20: 13,271,575 km (0.039 R)
• M21: 13,830,174 km (0.06 R)
• M22: 14,856,714 km (0.079 R)
• M23: 15,505,969 km (0.113 R)
• M24: 15,933,370 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.5

Radius: 13.3

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.13 AU - 2.95 AU

Year: 2656 Days

Day: 5.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,626,453 km

• M1: 169,644 km (0.088 R)
• M2: 760,107 km (0.047 R)
• M3: 1,357,900 km (0.106 R)
• M4: 2,017,776 km (0.109 R)
• M5: 2,487,813 km (0.105 R)
• M6: 3,757,151 km (0.113 R)
• M7: 4,778,006 km (0.073 R)
• M8: 6,467,266 km (0.065 R)
• M9: 7,531,804 km (0.115 R)
• M10: 7,960,103 km (0.075 R)
• M11: 8,928,300 km (0.072 R)
• M12: 10,490,850 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.9

Radius: 3.3

Gravity: 32.96 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.08 AU - 8.12 AU

Year: 12411 Days

Day: 22.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,626,453 km

• M1: 41,139 km (0.052 R)
• M2: 271,819 km (0.118 R)
• M3: 453,880 km (0.112 R)
• M4: 861,385 km (0.093 R)
• M5: 999,015 km (0.036 R)
• M6: 1,151,156 km (0.114 R)
• M7: 1,474,736 km (0.058 R)
• M8: 1,672,654 km (0.097 R)
• M9: 2,226,914 km (0.063 R)
• M10: 2,585,350 km (0.087 R)
• M11: 2,809,747 km (0.113 R)
• M12: 3,204,686 km (0.112 R)
• M13: 4,103,918 km (0.12 R)
• M14: 5,920,635 km (0.079 R)
• M15: 6,945,231 km (0.05 R)
• M16: 9,816,612 km (0.115 R)
• M17: 10,770,149 km (0.043 R)
• M18: 11,136,514 km (0.098 R)
• M19: 11,242,729 km (0.065 R)
• M20: 12,800,940 km (0.115 R)
• M21: 13,152,645 km (0.092 R)
• M22: 16,133,831 km (0.081 R)
• M23: 16,961,407 km (0.061 R)
• M24: 17,889,213 km (0.093 R)
• M25: 22,783,307 km (0.092 R)
• M26: 24,623,959 km (0.055 R)
• M27: 25,259,002 km (0.069 R)
• M28: 26,278,661 km (0.063 R)
• M29: 28,104,054 km (0.088 R)
• M30: 28,697,659 km (0.069 R)
• M31: 32,435,511 km (0.047 R)
• M32: 36,719,545 km (0.092 R)
• M33: 38,874,203 km (0.047 R)
• M34: 41,620,222 km (0.06 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 17,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit