🌌 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: 383.1

Radius: 12.8

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.88 AU - 1 AU

Year: 618 Days

Day: 12.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,002,422 km

• M1: 159,172 km (0.096 R)
• M2: 576,700 km (0.068 R)
• M3: 1,000,062 km (0.038 R)
• M4: 1,613,563 km (0.115 R)
• M5: 2,118,007 km (0.079 R)
• M6: 2,716,997 km (0.104 R)
• M7: 4,258,004 km (0.111 R)
• M8: 4,676,878 km (0.094 R)
• M9: 5,464,062 km (0.082 R)
• M10: 6,119,899 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.9

Radius: 14.8

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.31 AU - 1.35 AU

Year: 1040 Days

Day: 13 Hours

Environment

Temp: -187 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,002,422 km

• M1: 184,005 km (0.065 R)
• M2: 665,262 km (0.042 R)
• M3: 1,405,771 km (0.097 R)
• M4: 2,462,680 km (0.111 R)
• M5: 3,404,399 km (0.117 R)
• M6: 4,778,605 km (0.119 R)
• M7: 5,550,530 km (0.109 R)
• M8: 6,899,753 km (0.101 R)
• M9: 8,237,457 km (0.093 R)
• M10: 9,172,444 km (0.081 R)
• M11: 9,742,113 km (0.051 R)
• M12: 10,399,296 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.1

Radius: 12.8

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.32 AU - 6.74 AU

Year: 8820 Days

Day: 14.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,002,422 km

• M1: 162,014 km (0.116 R)
• M2: 639,082 km (0.09 R)
• M3: 1,188,705 km (0.11 R)
• M4: 1,603,988 km (0.077 R)
• M5: 2,910,427 km (0.096 R)
• M6: 3,364,307 km (0.12 R)
• M7: 4,359,132 km (0.092 R)
• M8: 4,802,540 km (0.086 R)
• M9: 8,530,819 km (0.07 R)
• M10: 9,038,554 km (0.114 R)
• M11: 10,319,261 km (0.077 R)
• M12: 15,693,265 km (0.118 R)
• M13: 16,246,329 km (0.113 R)
• M14: 18,589,929 km (0.068 R)
• M15: 21,402,369 km (0.112 R)
• M16: 24,950,830 km (0.077 R)
• M17: 26,766,500 km (0.091 R)
• M18: 29,810,368 km (0.035 R)
• M19: 30,874,308 km (0.077 R)
• M20: 31,633,966 km (0.082 R)
• M21: 32,073,783 km (0.058 R)
• M22: 35,739,530 km (0.095 R)
• M23: 37,305,520 km (0.113 R)
• M24: 39,931,112 km (0.11 R)
• M25: 47,244,204 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.6

Radius: 5.8

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.46 AU - 6.48 AU

Year: 9894 Days

Day: 15.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,002,422 km

• M1: 72,106 km (0.053 R)
• M2: 514,617 km (0.064 R)
• M3: 704,606 km (0.108 R)
• M4: 917,933 km (0.104 R)
• M5: 1,455,886 km (0.074 R)
• M6: 1,955,095 km (0.114 R)
• M7: 2,199,089 km (0.089 R)
• M8: 2,578,319 km (0.11 R)
• M9: 2,819,022 km (0.065 R)
• M10: 5,569,678 km (0.103 R)
• M11: 7,749,319 km (0.072 R)
• M12: 8,549,070 km (0.099 R)
• M13: 10,569,389 km (0.095 R)
• M14: 11,414,168 km (0.052 R)
• M15: 11,829,601 km (0.099 R)
• M16: 12,399,270 km (0.102 R)
• M17: 13,086,672 km (0.092 R)
• M18: 14,590,879 km (0.116 R)
• M19: 15,468,420 km (0.083 R)
• M20: 17,509,683 km (0.113 R)
• M21: 22,981,374 km (0.086 R)
• M22: 26,260,261 km (0.112 R)
• M23: 26,822,001 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.9

Radius: 5.8

Gravity: 23.45 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.06 AU - 7.78 AU

Year: 13709 Days

Day: 19.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,002,422 km

• M1: 72,405 km (0.108 R)
• M2: 567,574 km (0.036 R)
• M3: 982,858 km (0.067 R)
• M4: 1,645,876 km (0.106 R)
• M5: 2,549,447 km (0.116 R)
• M6: 3,551,453 km (0.089 R)
• M7: 3,947,140 km (0.052 R)
• M8: 4,247,383 km (0.116 R)
• M9: 5,419,931 km (0.06 R)
• M10: 6,139,646 km (0.101 R)
• M11: 11,182,740 km (0.077 R)
• M12: 12,280,938 km (0.115 R)
• M13: 12,534,357 km (0.101 R)
• M14: 13,117,489 km (0.112 R)
• M15: 14,760,523 km (0.112 R)
• M16: 15,410,675 km (0.082 R)
• M17: 18,366,879 km (0.073 R)
• M18: 21,957,826 km (0.109 R)
• M19: 24,362,612 km (0.044 R)
• M20: 25,576,898 km (0.093 R)
• M21: 27,150,817 km (0.073 R)
• M22: 29,915,685 km (0.114 R)
• M23: 30,374,800 km (0.112 R)
• M24: 33,721,305 km (0.111 R)
• M25: 36,256,540 km (0.038 R)
• M26: 41,135,375 km (0.11 R)
• M27: 42,853,956 km (0.063 R)
• M28: 43,583,993 km (0.049 R)
• M29: 44,026,055 km (0.062 R)
• M30: 46,128,354 km (0.106 R)
• M31: 47,982,619 km (0.087 R)
• M32: 50,369,753 km (0.037 R)
• M33: 51,674,844 km (0.065 R)
• M34: 60,163,028 km (0.109 R)
• M35: 62,002,483 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 13,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit