🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.6

Radius: 8

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.12 AU - 1.36 AU

Year: 921 Days

Day: 5.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,090,296 km

• M1: 126,410 km (0.074 R)
• M2: 509,680 km (0.099 R)
• M3: 767,886 km (0.1 R)
• M4: 1,315,115 km (0.101 R)
• M5: 2,100,653 km (0.105 R)
• M6: 2,419,297 km (0.043 R)
• M7: 3,462,742 km (0.117 R)
• M8: 4,394,437 km (0.099 R)
• M9: 4,866,269 km (0.074 R)
• M10: 5,503,107 km (0.075 R)
• M11: 5,971,049 km (0.118 R)
• M12: 6,831,536 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.8

Radius: 9.9

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.63 AU - 1.97 AU

Year: 1610 Days

Day: 14.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,090,296 km

• M1: 123,119 km (0.096 R)
• M2: 462,108 km (0.115 R)
• M3: 854,054 km (0.086 R)
• M4: 1,177,485 km (0.119 R)
• M5: 1,522,158 km (0.063 R)
• M6: 2,051,884 km (0.105 R)
• M7: 2,482,876 km (0.1 R)
• M8: 2,945,732 km (0.037 R)
• M9: 3,856,334 km (0.098 R)
• M10: 5,065,533 km (0.071 R)
• M11: 5,527,193 km (0.101 R)
• M12: 5,835,514 km (0.09 R)
• M13: 6,632,721 km (0.053 R)
• M14: 7,421,102 km (0.049 R)
• M15: 10,560,263 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 8.8

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.82 AU - 2.72 AU

Year: 2281 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,090,296 km

• M1: 109,506 km (0.072 R)
• M2: 408,103 km (0.112 R)
• M3: 684,560 km (0.116 R)
• M4: 1,276,070 km (0.063 R)
• M5: 1,715,738 km (0.064 R)
• M6: 2,979,840 km (0.1 R)
• M7: 4,667,454 km (0.081 R)
• M8: 5,421,876 km (0.074 R)
• M9: 6,255,285 km (0.079 R)
• M10: 6,884,943 km (0.101 R)
• M11: 7,525,970 km (0.085 R)
• M12: 8,270,219 km (0.078 R)
• M13: 9,268,486 km (0.078 R)
• M14: 9,760,962 km (0.12 R)
• M15: 10,457,041 km (0.117 R)
• M16: 12,744,542 km (0.113 R)
• M17: 14,583,249 km (0.11 R)
• M18: 14,961,582 km (0.118 R)
• M19: 17,265,988 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.9

Radius: 10.4

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.9 AU - 3.6 AU

Year: 3907 Days

Day: 8 Hours

Environment

Temp: -207 °C

Axial Tilt: 139.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,090,296 km

• M1: 131,497 km (0.086 R)
• M2: 896,091 km (0.12 R)
• M3: 1,351,916 km (0.12 R)
• M4: 2,027,350 km (0.048 R)
• M5: 2,373,370 km (0.093 R)
• M6: 2,793,142 km (0.106 R)
• M7: 3,397,368 km (0.119 R)
• M8: 3,933,078 km (0.116 R)
• M9: 4,406,106 km (0.09 R)
• M10: 4,942,115 km (0.106 R)
• M11: 5,970,301 km (0.074 R)
• M12: 6,689,718 km (0.107 R)
• M13: 7,771,909 km (0.048 R)
• M14: 10,832,083 km (0.069 R)
• M15: 13,187,351 km (0.074 R)
• M16: 13,787,688 km (0.026 R)
• M17: 14,669,118 km (0.083 R)
• M18: 15,477,695 km (0.075 R)
• M19: 16,774,858 km (0.094 R)
• M20: 17,420,223 km (0.076 R)
• M21: 20,697,763 km (0.098 R)
• M22: 21,714,729 km (0.104 R)
• M23: 22,200,474 km (0.084 R)
• M24: 22,978,682 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446

Radius: 9.4

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.16 AU - 3.8 AU

Year: 4329 Days

Day: 11.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,090,296 km

• M1: 139,126 km (0.049 R)
• M2: 482,154 km (0.098 R)
• M3: 788,082 km (0.054 R)
• M4: 1,466,957 km (0.082 R)
• M5: 1,971,700 km (0.117 R)
• M6: 2,301,563 km (0.112 R)
• M7: 2,883,200 km (0.035 R)
• M8: 3,443,294 km (0.074 R)
• M9: 4,271,618 km (0.1 R)
• M10: 4,591,009 km (0.047 R)
• M11: 5,025,292 km (0.115 R)
• M12: 5,948,311 km (0.069 R)
• M13: 6,318,565 km (0.113 R)
• M14: 7,232,309 km (0.077 R)
• M15: 7,888,745 km (0.084 R)
• M16: 8,620,129 km (0.116 R)
• M17: 9,703,516 km (0.069 R)
• M18: 11,343,707 km (0.078 R)
• M19: 11,914,423 km (0.115 R)
• M20: 12,876,786 km (0.114 R)
• M21: 14,088,978 km (0.076 R)
• M22: 16,851,153 km (0.055 R)
• M23: 20,787,223 km (0.103 R)
• M24: 21,909,655 km (0.118 R)
• M25: 22,451,648 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.7

Radius: 13.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.17 AU - 4.37 AU

Year: 5884 Days

Day: 13 Hours

Environment

Temp: -224 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,090,296 km

• M1: 170,392 km (0.108 R)
• M2: 715,227 km (0.118 R)
• M3: 1,674,898 km (0.111 R)
• M4: 2,193,254 km (0.105 R)
• M5: 3,071,394 km (0.029 R)
• M6: 3,793,802 km (0.076 R)
• M7: 4,455,922 km (0.109 R)
• M8: 5,894,904 km (0.119 R)
• M9: 6,948,372 km (0.113 R)
• M10: 7,417,062 km (0.069 R)
• M11: 7,942,899 km (0.105 R)
• M12: 9,712,642 km (0.033 R)
• M13: 10,911,220 km (0.061 R)
• M14: 11,362,407 km (0.059 R)
• M15: 12,254,310 km (0.079 R)
• M16: 12,742,148 km (0.06 R)
• M17: 15,718,398 km (0.096 R)
• M18: 16,706,791 km (0.064 R)
• M19: 18,235,083 km (0.087 R)
• M20: 19,655,515 km (0.117 R)
• M21: 20,940,710 km (0.078 R)
• M22: 21,639,182 km (0.101 R)
• M23: 23,979,192 km (0.094 R)
• M24: 24,976,412 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.6

Radius: 5.6

Gravity: 27.03 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.01 AU - 8.61 AU

Year: 14555 Days

Day: 19 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,090,296 km

• M1: 73,602 km (0.07 R)
• M2: 399,726 km (0.075 R)
• M3: 698,622 km (0.103 R)
• M4: 1,028,785 km (0.114 R)
• M5: 1,614,161 km (0.118 R)
• M6: 2,420,793 km (0.089 R)
• M7: 3,495,803 km (0.116 R)
• M8: 4,686,752 km (0.051 R)
• M9: 5,466,605 km (0.107 R)
• M10: 6,453,951 km (0.06 R)
• M11: 8,322,279 km (0.114 R)
• M12: 9,514,275 km (0.038 R)
• M13: 9,732,688 km (0.046 R)
• M14: 10,639,700 km (0.12 R)
• M15: 11,417,309 km (0.075 R)
• M16: 12,951,136 km (0.077 R)
• M17: 14,473,145 km (0.112 R)
• M18: 17,950,697 km (0.118 R)
• M19: 21,852,509 km (0.114 R)
• M20: 28,257,691 km (0.057 R)
• M21: 28,482,836 km (0.075 R)
• M22: 46,612,153 km (0.11 R)
• M23: 47,242,559 km (0.097 R)
• M24: 48,681,541 km (0.038 R)
• M25: 49,167,734 km (0.103 R)
• M26: 57,753,455 km (0.056 R)
• M27: 59,029,824 km (0.09 R)
• M28: 60,885,735 km (0.073 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 13,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit