🌌 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: 336.9

Radius: 9.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.72 AU - 1.16 AU

Year: 608 Days

Day: 7.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,225,203 km

• M1: 116,836 km (0.073 R)
• M2: 446,550 km (0.1 R)
• M3: 816,356 km (0.081 R)
• M4: 1,189,602 km (0.117 R)
• M5: 1,577,510 km (0.095 R)
• M6: 1,903,334 km (0.063 R)
• M7: 2,211,954 km (0.085 R)
• M8: 3,254,053 km (0.114 R)
• M9: 3,699,406 km (0.082 R)
• M10: 4,253,666 km (0.113 R)
• M11: 4,638,581 km (0.097 R)
• M12: 5,077,801 km (0.088 R)
• M13: 5,396,743 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.4

Radius: 14.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.03 AU - 1.17 AU

Year: 769 Days

Day: 12.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,225,203 km

• M1: 185,501 km (0.07 R)
• M2: 684,261 km (0.109 R)
• M3: 1,232,686 km (0.11 R)
• M4: 1,959,882 km (0.107 R)
• M5: 2,440,689 km (0.056 R)
• M6: 3,077,228 km (0.111 R)
• M7: 3,676,667 km (0.113 R)
• M8: 4,288,821 km (0.071 R)
• M9: 5,660,783 km (0.113 R)
• M10: 6,610,580 km (0.041 R)
• M11: 7,736,603 km (0.117 R)
• M12: 8,409,794 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697

Radius: 13.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.06 AU - 1.2 AU

Year: 801 Days

Day: 6.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,225,203 km

• M1: 166,652 km (0.08 R)
• M2: 729,290 km (0.032 R)
• M3: 1,157,289 km (0.051 R)
• M4: 1,890,917 km (0.103 R)
• M5: 2,514,890 km (0.085 R)
• M6: 3,657,668 km (0.096 R)
• M7: 4,651,297 km (0.114 R)
• M8: 5,396,444 km (0.099 R)
• M9: 5,876,803 km (0.108 R)
• M10: 6,792,043 km (0.115 R)
• M11: 7,492,460 km (0.106 R)
• M12: 8,166,099 km (0.115 R)
• M13: 8,620,278 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.4

Radius: 8.9

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.12 AU - 1.34 AU

Year: 910 Days

Day: 5.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,225,203 km

• M1: 110,702 km (0.114 R)
• M2: 622,178 km (0.057 R)
• M3: 1,067,231 km (0.079 R)
• M4: 1,491,042 km (0.096 R)
• M5: 1,875,359 km (0.074 R)
• M6: 2,181,885 km (0.069 R)
• M7: 2,462,979 km (0.071 R)
• M8: 4,714,128 km (0.091 R)
• M9: 5,052,070 km (0.088 R)
• M10: 5,883,086 km (0.099 R)
• M11: 6,523,963 km (0.03 R)
• M12: 9,501,410 km (0.097 R)
• M13: 10,011,987 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 9.4

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.43 AU - 1.83 AU

Year: 1388 Days

Day: 8.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,225,203 km

• M1: 116,986 km (0.06 R)
• M2: 505,042 km (0.102 R)
• M3: 830,418 km (0.093 R)
• M4: 1,372,710 km (0.079 R)
• M5: 1,858,754 km (0.085 R)
• M6: 2,251,747 km (0.108 R)
• M7: 2,848,343 km (0.051 R)
• M8: 3,775,850 km (0.068 R)
• M9: 4,373,793 km (0.095 R)
• M10: 4,676,429 km (0.08 R)
• M11: 5,054,014 km (0.1 R)
• M12: 5,581,796 km (0.091 R)
• M13: 6,192,604 km (0.116 R)
• M14: 7,709,526 km (0.062 R)
• M15: 8,583,776 km (0.09 R)
• M16: 9,274,021 km (0.058 R)
• M17: 9,616,899 km (0.108 R)
• M18: 9,968,305 km (0.091 R)
• M19: 10,394,658 km (0.037 R)
• M20: 11,109,138 km (0.101 R)
• M21: 11,639,313 km (0.096 R)
• M22: 12,075,391 km (0.085 R)
• M23: 12,560,088 km (0.115 R)
• M24: 13,019,054 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.7

Radius: 10

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.68 AU - 2.06 AU

Year: 1705 Days

Day: 6.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,225,203 km

• M1: 124,615 km (0.112 R)
• M2: 538,403 km (0.098 R)
• M3: 906,563 km (0.073 R)
• M4: 1,333,815 km (0.036 R)
• M5: 2,432,312 km (0.115 R)
• M6: 2,810,645 km (0.106 R)
• M7: 3,155,767 km (0.109 R)
• M8: 3,607,553 km (0.095 R)
• M9: 4,312,308 km (0.111 R)
• M10: 4,641,424 km (0.109 R)
• M11: 4,987,144 km (0.096 R)
• M12: 5,517,169 km (0.073 R)
• M13: 6,762,572 km (0.04 R)
• M14: 7,182,942 km (0.085 R)
• M15: 7,886,650 km (0.117 R)
• M16: 8,380,772 km (0.074 R)
• M17: 9,071,615 km (0.115 R)
• M18: 9,925,220 km (0.11 R)
• M19: 11,338,920 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.1

Radius: 11.2

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.03 AU - 2.31 AU

Year: 2132 Days

Day: 7.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,225,203 km

• M1: 139,276 km (0.096 R)
• M2: 738,415 km (0.11 R)
• M3: 1,279,511 km (0.118 R)
• M4: 1,725,611 km (0.107 R)
• M5: 2,211,356 km (0.1 R)
• M6: 2,570,839 km (0.077 R)
• M7: 4,181,410 km (0.07 R)
• M8: 5,021,103 km (0.114 R)
• M9: 5,648,965 km (0.1 R)
• M10: 6,276,379 km (0.084 R)
• M11: 6,674,758 km (0.114 R)
• M12: 7,911,633 km (0.092 R)
• M13: 8,282,636 km (0.069 R)
• M14: 8,697,770 km (0.109 R)
• M15: 9,329,372 km (0.119 R)
• M16: 10,834,327 km (0.1 R)
• M17: 11,253,949 km (0.026 R)
• M18: 14,229,151 km (0.096 R)
• M19: 14,594,319 km (0.059 R)
• M20: 15,295,784 km (0.117 R)

Asteroid Belt

Center: 3.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.3

Radius: 4.5

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.87 AU - 6.63 AU

Year: 9195 Days

Day: 19.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,225,203 km

• M1: 61,186 km (0.035 R)
• M2: 337,044 km (0.12 R)
• M3: 859,440 km (0.082 R)
• M4: 1,190,051 km (0.075 R)
• M5: 1,515,576 km (0.069 R)
• M6: 2,925,087 km (0.087 R)
• M7: 3,632,835 km (0.072 R)
• M8: 6,762,123 km (0.073 R)
• M9: 7,048,752 km (0.115 R)
• M10: 8,574,651 km (0.091 R)
• M11: 8,756,711 km (0.081 R)
• M12: 12,261,640 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.4

Radius: 7.9

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.58 AU - 6.2 AU

Year: 9532 Days

Day: 23.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,225,203 km

• M1: 98,286 km (0.111 R)
• M2: 362,027 km (0.092 R)
• M3: 616,642 km (0.104 R)
• M4: 952,340 km (0.072 R)
• M5: 1,493,286 km (0.12 R)
• M6: 1,840,652 km (0.039 R)
• M7: 2,551,840 km (0.103 R)
• M8: 2,930,772 km (0.119 R)
• M9: 6,648,877 km (0.117 R)
• M10: 7,708,180 km (0.112 R)
• M11: 14,268,047 km (0.085 R)
• M12: 16,720,255 km (0.071 R)
• M13: 17,775,369 km (0.113 R)
• M14: 18,804,153 km (0.092 R)
• M15: 20,384,056 km (0.085 R)
• M16: 25,911,548 km (0.092 R)
• M17: 28,506,024 km (0.083 R)
• M18: 34,413,943 km (0.071 R)
• M19: 34,834,463 km (0.095 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 15,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit