🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.6

Radius: 15

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.75 AU - 0.87 AU

Year: 503 Days

Day: 6.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,845,376 km

• M1: 186,848 km (0.105 R)
• M2: 727,794 km (0.048 R)
• M3: 1,228,797 km (0.089 R)
• M4: 1,765,404 km (0.064 R)
• M5: 2,293,934 km (0.077 R)
• M6: 3,042,521 km (0.089 R)
• M7: 3,538,887 km (0.026 R)
• M8: 4,115,587 km (0.116 R)
• M9: 4,599,536 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.1

Radius: 10.3

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.42 AU - 2.86 AU

Year: 2961 Days

Day: 6.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,845,376 km

• M1: 130,150 km (0.115 R)
• M2: 457,470 km (0.029 R)
• M3: 1,053,319 km (0.059 R)
• M4: 1,390,811 km (0.11 R)
• M5: 1,771,837 km (0.074 R)
• M6: 2,617,065 km (0.048 R)
• M7: 3,190,474 km (0.12 R)
• M8: 3,845,712 km (0.098 R)
• M9: 4,343,125 km (0.071 R)
• M10: 4,704,853 km (0.111 R)
• M11: 5,086,627 km (0.096 R)
• M12: 6,191,407 km (0.079 R)
• M13: 6,750,305 km (0.084 R)
• M14: 7,802,427 km (0.118 R)
• M15: 9,966,659 km (0.033 R)
• M16: 11,759,739 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.8

Radius: 8.4

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.54 AU - 5.28 AU

Year: 6392 Days

Day: 12.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,845,376 km

• M1: 104,868 km (0.075 R)
• M2: 374,144 km (0.119 R)
• M3: 645,964 km (0.118 R)
• M4: 920,177 km (0.095 R)
• M5: 1,364,632 km (0.11 R)
• M6: 1,759,421 km (0.076 R)
• M7: 2,295,430 km (0.114 R)
• M8: 3,139,910 km (0.026 R)
• M9: 3,761,638 km (0.08 R)
• M10: 4,489,432 km (0.074 R)
• M11: 4,872,851 km (0.044 R)
• M12: 5,189,401 km (0.037 R)
• M13: 5,643,131 km (0.089 R)
• M14: 6,057,517 km (0.052 R)
• M15: 7,201,342 km (0.116 R)
• M16: 9,286,288 km (0.03 R)
• M17: 9,864,633 km (0.075 R)
• M18: 12,420,662 km (0.074 R)
• M19: 13,455,580 km (0.032 R)
• M20: 15,083,953 km (0.119 R)
• M21: 16,970,083 km (0.087 R)
• M22: 17,299,049 km (0.087 R)
• M23: 18,174,346 km (0.095 R)
• M24: 19,078,815 km (0.061 R)
• M25: 22,363,236 km (0.068 R)
• M26: 22,838,509 km (0.118 R)
• M27: 24,639,069 km (0.108 R)
• M28: 27,968,369 km (0.117 R)
• M29: 29,931,243 km (0.096 R)
• M30: 31,984,174 km (0.058 R)
• M31: 34,548,431 km (0.095 R)
• M32: 35,077,260 km (0.057 R)
• M33: 35,934,605 km (0.049 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.1

Radius: 4.3

Gravity: 26.78 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.33 AU - 7.87 AU

Year: 11704 Days

Day: 17.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,845,376 km

• M1: 115,340 km (0.08 R)
• M2: 267,780 km (0.065 R)
• M3: 423,960 km (0.116 R)
• M4: 619,036 km (0.107 R)
• M5: 972,087 km (0.109 R)
• M6: 1,691,653 km (0.057 R)
• M7: 2,354,970 km (0.079 R)
• M8: 3,415,170 km (0.091 R)
• M9: 3,874,136 km (0.071 R)
• M10: 4,258,603 km (0.084 R)
• M11: 5,463,913 km (0.1 R)
• M12: 5,771,486 km (0.073 R)
• M13: 9,125,470 km (0.098 R)
• M14: 13,037,903 km (0.077 R)
• M15: 13,340,839 km (0.037 R)
• M16: 13,897,792 km (0.097 R)
• M17: 14,341,649 km (0.077 R)
• M18: 14,534,780 km (0.04 R)
• M19: 16,351,346 km (0.095 R)
• M20: 17,496,369 km (0.079 R)
• M21: 18,847,088 km (0.112 R)
• M22: 19,547,954 km (0.098 R)
• M23: 23,402,941 km (0.072 R)
• M24: 30,300,301 km (0.041 R)
• M25: 36,251,454 km (0.117 R)
• M26: 37,577,040 km (0.111 R)
• M27: 43,471,496 km (0.11 R)
• M28: 46,637,136 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.8

Radius: 4.1

Gravity: 43.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.36 AU - 12.52 AU

Year: 23284 Days

Day: 19.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,845,376 km

• M1: 51,013 km (0.098 R)
• M2: 199,264 km (0.067 R)
• M3: 389,403 km (0.067 R)
• M4: 779,405 km (0.052 R)
• M5: 1,122,283 km (0.116 R)
• M6: 1,328,130 km (0.115 R)
• M7: 2,732,555 km (0.057 R)
• M8: 3,190,623 km (0.119 R)
• M9: 3,513,156 km (0.058 R)
• M10: 5,062,392 km (0.111 R)
• M11: 5,583,142 km (0.109 R)
• M12: 6,730,408 km (0.11 R)
• M13: 7,921,207 km (0.07 R)
• M14: 8,732,925 km (0.115 R)
• M15: 11,701,545 km (0.108 R)
• M16: 12,394,932 km (0.078 R)
• M17: 12,536,750 km (0.111 R)
• M18: 13,041,942 km (0.119 R)
• M19: 14,247,252 km (0.089 R)
• M20: 15,689,974 km (0.114 R)
• M21: 17,139,278 km (0.116 R)
• M22: 18,768,549 km (0.042 R)
• M23: 19,910,280 km (0.11 R)
• M24: 20,996,809 km (0.064 R)
• M25: 22,436,240 km (0.039 R)
• M26: 22,647,023 km (0.119 R)
• M27: 33,426,447 km (0.118 R)
• M28: 34,816,960 km (0.082 R)
• M29: 41,236,503 km (0.093 R)
• M30: 41,711,626 km (0.093 R)
• M31: 44,308,047 km (0.04 R)
• M32: 45,645,602 km (0.119 R)
• M33: 50,178,716 km (0.058 R)
• M34: 56,352,321 km (0.074 R)
• M35: 61,147,082 km (0.086 R)
• M36: 63,013,017 km (0.105 R)
• M37: 63,222,603 km (0.081 R)
• M38: 63,643,273 km (0.065 R)
• M39: 65,774,743 km (0.11 R)
• M40: 67,076,095 km (0.105 R)
• M41: 69,283,112 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 12,175 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit