🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.7

Radius: 10.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.81 AU - 0.97 AU

Year: 569 Days

Day: 14 Hours

Environment

Temp: -167 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,536,557 km

• M1: 130,749 km (0.093 R)
• M2: 540,647 km (0.054 R)
• M3: 896,091 km (0.096 R)
• M4: 1,671,457 km (0.118 R)
• M5: 2,003,415 km (0.116 R)
• M6: 2,496,040 km (0.077 R)
• M7: 3,000,634 km (0.114 R)
• M8: 3,497,000 km (0.084 R)
• M9: 3,938,463 km (0.11 R)
• M10: 4,981,310 km (0.12 R)
• M11: 6,070,682 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.2

Radius: 11.8

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.3 AU - 1.74 AU

Year: 1271 Days

Day: 10.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,536,557 km

• M1: 146,756 km (0.077 R)
• M2: 644,468 km (0.106 R)
• M3: 1,089,970 km (0.112 R)
• M4: 1,772,735 km (0.104 R)
• M5: 2,303,957 km (0.114 R)
• M6: 2,711,312 km (0.078 R)
• M7: 4,023,884 km (0.054 R)
• M8: 4,414,932 km (0.117 R)
• M9: 4,792,368 km (0.075 R)
• M10: 5,294,717 km (0.109 R)
• M11: 6,194,848 km (0.025 R)
• M12: 6,572,732 km (0.079 R)
• M13: 7,066,854 km (0.093 R)
• M14: 8,129,747 km (0.095 R)
• M15: 9,511,433 km (0.063 R)
• M16: 11,112,728 km (0.061 R)
• M17: 11,743,882 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.3

Radius: 13

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.02 AU - 2.1 AU

Year: 2005 Days

Day: 14.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,536,557 km

• M1: 161,865 km (0.082 R)
• M2: 692,489 km (0.085 R)
• M3: 1,179,878 km (0.062 R)
• M4: 1,715,588 km (0.084 R)
• M5: 2,400,896 km (0.081 R)
• M6: 2,937,205 km (0.113 R)
• M7: 3,568,059 km (0.09 R)
• M8: 5,198,975 km (0.094 R)
• M9: 5,618,597 km (0.098 R)
• M10: 6,458,290 km (0.116 R)
• M11: 7,404,945 km (0.035 R)
• M12: 7,911,932 km (0.038 R)
• M13: 8,441,957 km (0.056 R)
• M14: 9,811,376 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462

Radius: 7.5

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.96 AU - 5.98 AU

Year: 9894 Days

Day: 19.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,536,557 km

• M1: 125,662 km (0.073 R)
• M2: 720,763 km (0.111 R)
• M3: 1,419,833 km (0.098 R)
• M4: 1,818,213 km (0.103 R)
• M5: 3,134,674 km (0.103 R)
• M6: 3,497,449 km (0.092 R)
• M7: 5,682,625 km (0.051 R)
• M8: 6,797,428 km (0.087 R)
• M9: 7,328,500 km (0.058 R)
• M10: 8,516,158 km (0.077 R)
• M11: 9,732,688 km (0.067 R)
• M12: 13,245,246 km (0.065 R)
• M13: 15,251,204 km (0.107 R)
• M14: 25,939,373 km (0.079 R)
• M15: 38,335,801 km (0.102 R)
• M16: 39,048,335 km (0.092 R)
• M17: 39,648,821 km (0.026 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124

Radius: 5.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.62 AU - 7.68 AU

Year: 10344 Days

Day: 16.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,536,557 km

• M1: 78,988 km (0.072 R)
• M2: 269,127 km (0.115 R)
• M3: 1,591,123 km (0.076 R)
• M4: 1,951,953 km (0.049 R)
• M5: 2,365,890 km (0.109 R)
• M6: 2,981,934 km (0.057 R)
• M7: 6,018,322 km (0.077 R)
• M8: 8,207,837 km (0.045 R)
• M9: 9,199,671 km (0.116 R)
• M10: 12,603,172 km (0.053 R)
• M11: 13,607,871 km (0.027 R)
• M12: 14,024,202 km (0.072 R)
• M13: 15,268,856 km (0.034 R)
• M14: 15,718,547 km (0.066 R)
• M15: 18,731,149 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806

Radius: 7.5

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.66 AU - 10.34 AU

Year: 16808 Days

Day: 21 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,536,557 km

• M1: 93,349 km (0.11 R)
• M2: 391,498 km (0.095 R)
• M3: 833,410 km (0.066 R)
• M4: 1,678,488 km (0.099 R)
• M5: 3,567,311 km (0.113 R)
• M6: 4,266,382 km (0.055 R)
• M7: 4,874,497 km (0.047 R)
• M8: 5,236,524 km (0.075 R)
• M9: 5,733,937 km (0.117 R)
• M10: 6,734,597 km (0.104 R)
• M11: 7,605,855 km (0.112 R)
• M12: 14,543,606 km (0.058 R)
• M13: 16,711,578 km (0.108 R)
• M14: 18,821,656 km (0.071 R)
• M15: 19,353,327 km (0.112 R)
• M16: 24,809,012 km (0.108 R)
• M17: 25,663,664 km (0.073 R)
• M18: 28,000,233 km (0.077 R)
• M19: 29,043,828 km (0.102 R)
• M20: 35,720,381 km (0.051 R)
• M21: 40,355,821 km (0.107 R)
• M22: 42,136,185 km (0.077 R)
• M23: 44,278,875 km (0.095 R)
• M24: 49,614,433 km (0.068 R)
• M25: 49,951,028 km (0.11 R)
• M26: 52,523,364 km (0.04 R)
• M27: 60,576,516 km (0.077 R)
• M28: 65,499,483 km (0.11 R)
• M29: 66,515,103 km (0.116 R)
• M30: 68,577,758 km (0.039 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: 483 - 13,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit