🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.3

Radius: 14.4

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.53 AU - 0.69 AU

Year: 318 Days

Day: 14.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,695,271 km

• M1: 179,069 km (0.079 R)
• M2: 654,191 km (0.117 R)
• M3: 1,286,093 km (0.079 R)
• M4: 1,899,893 km (0.092 R)
• M5: 2,379,055 km (0.049 R)
• M6: 3,310,152 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.5

Radius: 9.4

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.69 AU - 0.95 AU

Year: 495 Days

Day: 10.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,695,271 km

• M1: 116,836 km (0.072 R)
• M2: 471,383 km (0.053 R)
• M3: 933,491 km (0.111 R)
• M4: 1,423,873 km (0.098 R)
• M5: 1,723,068 km (0.078 R)
• M6: 2,217,040 km (0.072 R)
• M7: 2,570,989 km (0.117 R)
• M8: 2,972,061 km (0.068 R)
• M9: 3,696,713 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.2

Radius: 8.4

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.1 AU - 1.26 AU

Year: 855 Days

Day: 9.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,695,271 km

• M1: 108,010 km (0.074 R)
• M2: 553,213 km (0.099 R)
• M3: 975,977 km (0.071 R)
• M4: 1,361,341 km (0.075 R)
• M5: 1,648,269 km (0.088 R)
• M6: 1,975,739 km (0.116 R)
• M7: 3,194,363 km (0.117 R)
• M8: 4,654,289 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.3

Radius: 10.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.09 AU - 2.29 AU

Year: 2161 Days

Day: 9.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 163.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,695,271 km

• M1: 159,322 km (0.045 R)
• M2: 539,899 km (0.111 R)
• M3: 983,157 km (0.107 R)
• M4: 1,489,845 km (0.119 R)
• M5: 2,189,963 km (0.091 R)
• M6: 2,636,214 km (0.092 R)
• M7: 3,315,388 km (0.057 R)
• M8: 4,469,536 km (0.115 R)
• M9: 5,480,817 km (0.105 R)
• M10: 5,992,741 km (0.099 R)
• M11: 7,247,867 km (0.046 R)
• M12: 9,014,020 km (0.069 R)
• M13: 10,168,018 km (0.117 R)
• M14: 10,834,476 km (0.062 R)
• M15: 12,099,326 km (0.093 R)
• M16: 12,528,971 km (0.105 R)
• M17: 14,655,355 km (0.074 R)

Asteroid Belt

Center: 2.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.9

Radius: 13.6

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.16 AU - 3.6 AU

Year: 3259 Days

Day: 12.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,695,271 km

• M1: 169,195 km (0.07 R)
• M2: 671,246 km (0.118 R)
• M3: 1,119,291 km (0.114 R)
• M4: 1,560,605 km (0.072 R)
• M5: 2,667,779 km (0.06 R)
• M6: 3,175,364 km (0.11 R)
• M7: 3,952,974 km (0.102 R)
• M8: 4,595,796 km (0.102 R)
• M9: 6,593,227 km (0.108 R)
• M10: 7,294,991 km (0.083 R)
• M11: 12,060,880 km (0.088 R)
• M12: 13,285,787 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.4

Radius: 6.9

Gravity: 14.61 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.69 AU - 12.43 AU

Year: 21278 Days

Day: 17.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,695,271 km

• M1: 85,869 km (0.111 R)
• M2: 399,875 km (0.043 R)
• M3: 649,255 km (0.03 R)
• M4: 933,491 km (0.11 R)
• M5: 1,890,169 km (0.088 R)
• M6: 2,300,366 km (0.086 R)
• M7: 2,670,023 km (0.063 R)
• M8: 3,383,305 km (0.086 R)
• M9: 3,677,564 km (0.112 R)
• M10: 5,180,873 km (0.066 R)
• M11: 7,437,408 km (0.079 R)
• M12: 8,351,152 km (0.112 R)
• M13: 8,671,740 km (0.111 R)
• M14: 9,858,948 km (0.096 R)
• M15: 10,399,595 km (0.091 R)
• M16: 11,150,876 km (0.106 R)
• M17: 13,258,710 km (0.085 R)
• M18: 15,942,196 km (0.1 R)
• M19: 16,686,595 km (0.1 R)
• M20: 17,367,565 km (0.055 R)
• M21: 19,897,265 km (0.106 R)
• M22: 26,466,257 km (0.06 R)
• M23: 26,695,740 km (0.057 R)
• M24: 27,509,104 km (0.085 R)
• M25: 33,403,110 km (0.116 R)
• M26: 34,483,506 km (0.11 R)
• M27: 43,023,450 km (0.031 R)
• M28: 45,770,217 km (0.072 R)
• M29: 47,608,475 km (0.079 R)
• M30: 48,288,996 km (0.116 R)
• M31: 50,018,646 km (0.085 R)
• M32: 51,076,004 km (0.094 R)
• M33: 53,600,917 km (0.095 R)
• M34: 56,587,190 km (0.031 R)
• M35: 64,950,010 km (0.029 R)
• M36: 69,206,817 km (0.119 R)
• M37: 75,013,608 km (0.05 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 14,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit