🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.2

Radius: 13.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.74 AU - 1.14 AU

Year: 629 Days

Day: 11 Hours

Environment

Temp: -162 °C

Axial Tilt: 87.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,028,683 km

• M1: 170,392 km (0.117 R)
• M2: 724,951 km (0.047 R)
• M3: 1,229,246 km (0.096 R)
• M4: 1,718,132 km (0.088 R)
• M5: 2,253,094 km (0.096 R)
• M6: 3,115,974 km (0.098 R)
• M7: 3,909,292 km (0.062 R)
• M8: 4,414,932 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.4

Radius: 12.7

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.96 AU - 1.56 AU

Year: 976 Days

Day: 9 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,028,683 km

• M1: 157,975 km (0.091 R)
• M2: 964,009 km (0.101 R)
• M3: 1,395,150 km (0.09 R)
• M4: 1,872,517 km (0.094 R)
• M5: 2,633,222 km (0.052 R)
• M6: 3,059,576 km (0.091 R)
• M7: 3,910,638 km (0.106 R)
• M8: 4,486,739 km (0.108 R)
• M9: 5,194,636 km (0.034 R)
• M10: 5,871,567 km (0.109 R)
• M11: 6,606,691 km (0.104 R)
• M12: 7,090,640 km (0.093 R)
• M13: 7,697,708 km (0.116 R)
• M14: 8,156,076 km (0.036 R)
• M15: 10,266,154 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.5

Radius: 12.8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.08 AU - 1.66 AU

Year: 1107 Days

Day: 14.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,028,683 km

• M1: 159,771 km (0.102 R)
• M2: 577,597 km (0.107 R)
• M3: 1,158,785 km (0.086 R)
• M4: 1,733,241 km (0.071 R)
• M5: 2,411,817 km (0.076 R)
• M6: 2,819,770 km (0.099 R)
• M7: 3,599,923 km (0.037 R)
• M8: 4,566,774 km (0.081 R)
• M9: 5,773,879 km (0.082 R)
• M10: 6,697,048 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616

Radius: 12.6

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.07 AU - 1.73 AU

Year: 1143 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,028,683 km

• M1: 156,779 km (0.08 R)
• M2: 1,122,582 km (0.119 R)
• M3: 1,792,482 km (0.086 R)
• M4: 2,907,285 km (0.075 R)
• M5: 3,904,953 km (0.055 R)
• M6: 4,457,119 km (0.085 R)
• M7: 6,501,224 km (0.1 R)
• M8: 7,603,013 km (0.117 R)
• M9: 10,675,304 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.2

Radius: 13.8

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.85 AU - 2.13 AU

Year: 1938 Days

Day: 6.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,028,683 km

• M1: 171,738 km (0.089 R)
• M2: 770,728 km (0.094 R)
• M3: 1,287,140 km (0.077 R)
• M4: 2,096,913 km (0.059 R)
• M5: 3,005,870 km (0.073 R)
• M6: 3,457,656 km (0.076 R)
• M7: 4,049,016 km (0.097 R)
• M8: 4,541,343 km (0.078 R)
• M9: 6,012,488 km (0.082 R)
• M10: 6,523,814 km (0.063 R)
• M11: 7,119,811 km (0.045 R)
• M12: 7,634,279 km (0.094 R)
• M13: 8,204,246 km (0.118 R)
• M14: 9,030,176 km (0.049 R)
• M15: 10,553,681 km (0.107 R)
• M16: 11,338,621 km (0.087 R)
• M17: 12,002,237 km (0.098 R)
• M18: 14,105,284 km (0.108 R)
• M19: 15,621,458 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.1

Radius: 6.8

Gravity: 11.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.83 AU - 6.55 AU

Year: 9369 Days

Day: 17.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 120.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,028,683 km

• M1: 84,523 km (0.116 R)
• M2: 297,999 km (0.094 R)
• M3: 525,089 km (0.035 R)
• M4: 1,015,171 km (0.073 R)
• M5: 1,619,547 km (0.038 R)
• M6: 2,478,238 km (0.082 R)
• M7: 3,017,838 km (0.108 R)
• M8: 3,755,804 km (0.063 R)
• M9: 4,140,719 km (0.118 R)
• M10: 4,636,786 km (0.115 R)
• M11: 4,989,089 km (0.119 R)
• M12: 5,202,715 km (0.117 R)
• M13: 6,616,115 km (0.088 R)
• M14: 7,024,966 km (0.101 R)
• M15: 9,099,290 km (0.054 R)
• M16: 9,465,356 km (0.108 R)
• M17: 10,522,714 km (0.117 R)
• M18: 11,079,966 km (0.11 R)
• M19: 11,603,409 km (0.095 R)
• M20: 12,363,965 km (0.054 R)
• M21: 13,803,695 km (0.077 R)
• M22: 20,529,914 km (0.043 R)
• M23: 24,241,437 km (0.104 R)
• M24: 27,895,814 km (0.037 R)
• M25: 30,054,362 km (0.117 R)
• M26: 37,310,158 km (0.072 R)
• M27: 37,543,082 km (0.119 R)
• M28: 39,080,649 km (0.04 R)
• M29: 41,278,241 km (0.099 R)
• M30: 41,777,449 km (0.073 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 10,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit