🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.9

Radius: 10.9

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.84 AU - 1.36 AU

Year: 811 Days

Day: 12.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,958,060 km

• M1: 137,780 km (0.072 R)
• M2: 638,783 km (0.046 R)
• M3: 1,202,617 km (0.117 R)
• M4: 1,594,564 km (0.114 R)
• M5: 2,228,410 km (0.112 R)
• M6: 2,614,672 km (0.083 R)
• M7: 3,123,903 km (0.111 R)
• M8: 3,788,117 km (0.03 R)
• M9: 4,342,527 km (0.026 R)
• M10: 4,721,758 km (0.113 R)
• M11: 5,283,348 km (0.118 R)
• M12: 5,733,338 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247

Radius: 8.7

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.35 AU - 1.37 AU

Year: 1115 Days

Day: 5.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,958,060 km

• M1: 108,309 km (0.101 R)
• M2: 2,113,369 km (0.1 R)
• M3: 3,279,634 km (0.101 R)
• M4: 3,584,215 km (0.042 R)
• M5: 3,893,135 km (0.107 R)
• M6: 4,453,229 km (0.087 R)
• M7: 5,031,425 km (0.096 R)
• M8: 5,584,638 km (0.12 R)
• M9: 6,541,017 km (0.116 R)
• M10: 7,879,469 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.4

Radius: 12.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.23 AU - 4.59 AU

Year: 5435 Days

Day: 13.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,958,060 km

• M1: 151,842 km (0.084 R)
• M2: 540,497 km (0.091 R)
• M3: 1,130,960 km (0.044 R)
• M4: 2,050,538 km (0.098 R)
• M5: 2,739,436 km (0.068 R)
• M6: 3,914,228 km (0.113 R)
• M7: 4,751,079 km (0.084 R)
• M8: 5,265,396 km (0.076 R)
• M9: 5,902,833 km (0.119 R)
• M10: 8,714,824 km (0.118 R)
• M11: 9,408,808 km (0.105 R)
• M12: 11,759,589 km (0.044 R)
• M13: 13,344,878 km (0.09 R)
• M14: 17,112,500 km (0.045 R)
• M15: 17,711,789 km (0.101 R)
• M16: 24,272,853 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.4

Radius: 12.1

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.63 AU - 4.37 AU

Year: 5623 Days

Day: 5.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,958,060 km

• M1: 162,613 km (0.114 R)
• M2: 765,044 km (0.064 R)
• M3: 1,313,769 km (0.096 R)
• M4: 1,863,690 km (0.066 R)
• M5: 3,072,142 km (0.099 R)
• M6: 5,781,958 km (0.059 R)
• M7: 8,685,503 km (0.116 R)
• M8: 13,910,657 km (0.093 R)
• M9: 15,838,675 km (0.112 R)
• M10: 19,325,203 km (0.08 R)
• M11: 25,427,150 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 14.1

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.97 AU - 5.57 AU

Year: 8504 Days

Day: 12.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 134.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,958,060 km

• M1: 175,329 km (0.096 R)
• M2: 1,144,274 km (0.102 R)
• M3: 1,818,661 km (0.103 R)
• M4: 3,093,385 km (0.106 R)
• M5: 4,116,634 km (0.102 R)
• M6: 5,750,692 km (0.091 R)
• M7: 6,258,128 km (0.076 R)
• M8: 7,712,518 km (0.082 R)
• M9: 8,982,754 km (0.117 R)
• M10: 22,335,860 km (0.119 R)
• M11: 23,746,867 km (0.094 R)
• M12: 27,996,344 km (0.108 R)
• M13: 29,111,297 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.9

Radius: 3.6

Gravity: 58.71 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.69 AU - 7.31 AU

Year: 11649 Days

Day: 19.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 54,958,060 km

• M1: 45,478 km (0.06 R)
• M2: 392,395 km (0.037 R)
• M3: 1,162,076 km (0.061 R)
• M4: 1,411,905 km (0.072 R)
• M5: 1,633,609 km (0.108 R)
• M6: 2,280,171 km (0.107 R)
• M7: 2,848,942 km (0.101 R)
• M8: 2,963,833 km (0.11 R)
• M9: 3,154,122 km (0.112 R)
• M10: 3,692,674 km (0.066 R)
• M11: 4,916,534 km (0.074 R)
• M12: 5,115,798 km (0.045 R)
• M13: 5,819,058 km (0.071 R)
• M14: 6,908,878 km (0.119 R)
• M15: 7,677,213 km (0.084 R)
• M16: 7,810,654 km (0.062 R)
• M17: 8,933,985 km (0.116 R)
• M18: 9,081,638 km (0.094 R)
• M19: 9,381,731 km (0.113 R)
• M20: 10,107,580 km (0.113 R)
• M21: 10,593,624 km (0.079 R)
• M22: 11,094,926 km (0.11 R)
• M23: 11,437,954 km (0.116 R)
• M24: 14,105,134 km (0.108 R)
• M25: 16,120,966 km (0.089 R)
• M26: 16,858,184 km (0.093 R)
• M27: 17,387,611 km (0.051 R)
• M28: 20,285,920 km (0.065 R)
• M29: 22,116,998 km (0.116 R)
• M30: 22,659,739 km (0.04 R)
• M31: 22,842,697 km (0.082 R)
• M32: 26,709,952 km (0.08 R)
• M33: 27,016,478 km (0.119 R)
• M34: 29,227,983 km (0.107 R)
• M35: 29,662,415 km (0.096 R)
• M36: 36,080,762 km (0.105 R)
• M37: 36,958,603 km (0.119 R)
• M38: 39,018,565 km (0.105 R)
• M39: 39,149,763 km (0.09 R)
• M40: 43,647,124 km (0.057 R)
• M41: 44,787,059 km (0.11 R)
• M42: 45,075,035 km (0.096 R)
• M43: 47,424,021 km (0.089 R)
• M44: 48,023,759 km (0.09 R)
• M45: 52,844,101 km (0.115 R)
• M46: 54,465,294 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 10,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit