🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.3

Radius: 11.4

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.73 AU - 0.99 AU

Year: 523 Days

Day: 7.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,273,262 km

• M1: 141,819 km (0.088 R)
• M2: 548,426 km (0.112 R)
• M3: 921,672 km (0.05 R)
• M4: 1,399,638 km (0.089 R)
• M5: 2,050,089 km (0.119 R)
• M6: 2,860,162 km (0.088 R)
• M7: 3,419,508 km (0.118 R)
• M8: 3,858,877 km (0.104 R)
• M9: 4,306,624 km (0.052 R)
• M10: 4,963,059 km (0.082 R)
• M11: 5,324,188 km (0.12 R)
• M12: 6,192,155 km (0.096 R)
• M13: 6,650,523 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 12.1

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.12 AU - 1.56 AU

Year: 1018 Days

Day: 8 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,273,262 km

• M1: 150,495 km (0.099 R)
• M2: 644,916 km (0.055 R)
• M3: 1,177,634 km (0.103 R)
• M4: 1,618,200 km (0.034 R)
• M5: 2,027,949 km (0.061 R)
• M6: 2,473,451 km (0.078 R)
• M7: 3,023,523 km (0.093 R)
• M8: 4,171,088 km (0.057 R)
• M9: 6,063,950 km (0.105 R)
• M10: 8,989,486 km (0.086 R)
• M11: 10,144,830 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.9

Radius: 14.9

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.24 AU - 1.88 AU

Year: 1278 Days

Day: 7.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,273,262 km

• M1: 185,651 km (0.072 R)
• M2: 664,065 km (0.069 R)
• M3: 1,258,417 km (0.094 R)
• M4: 1,793,080 km (0.065 R)
• M5: 3,018,287 km (0.09 R)
• M6: 3,525,274 km (0.119 R)
• M7: 4,001,145 km (0.085 R)
• M8: 4,730,434 km (0.09 R)
• M9: 5,455,834 km (0.079 R)
• M10: 6,155,653 km (0.096 R)
• M11: 7,440,101 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456

Radius: 8

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.53 AU - 4.27 AU

Year: 5052 Days

Day: 12.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,273,262 km

• M1: 99,483 km (0.091 R)
• M2: 813,663 km (0.082 R)
• M3: 1,085,033 km (0.068 R)
• M4: 1,385,725 km (0.1 R)
• M5: 3,061,371 km (0.118 R)
• M6: 4,127,106 km (0.113 R)
• M7: 5,233,682 km (0.027 R)
• M8: 8,713,328 km (0.083 R)
• M9: 9,094,354 km (0.116 R)
• M10: 10,731,104 km (0.034 R)
• M11: 12,081,075 km (0.119 R)
• M12: 12,364,114 km (0.063 R)
• M13: 13,289,676 km (0.107 R)
• M14: 14,790,293 km (0.069 R)
• M15: 16,115,131 km (0.115 R)
• M16: 20,163,399 km (0.107 R)
• M17: 20,763,287 km (0.066 R)
• M18: 21,101,677 km (0.119 R)
• M19: 23,137,405 km (0.114 R)
• M20: 25,223,697 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.9

Radius: 6.5

Gravity: 20.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.49 AU - 7.53 AU

Year: 10896 Days

Day: 21.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,273,262 km

• M1: 80,783 km (0.09 R)
• M2: 522,396 km (0.11 R)
• M3: 851,511 km (0.115 R)
• M4: 1,732,194 km (0.065 R)
• M5: 2,372,323 km (0.087 R)
• M6: 3,431,775 km (0.055 R)
• M7: 3,883,411 km (0.113 R)
• M8: 5,236,374 km (0.074 R)
• M9: 7,682,150 km (0.085 R)
• M10: 8,406,952 km (0.11 R)
• M11: 9,028,830 km (0.109 R)
• M12: 9,426,461 km (0.054 R)
• M13: 10,203,472 km (0.062 R)
• M14: 11,708,427 km (0.032 R)
• M15: 13,228,491 km (0.073 R)
• M16: 14,068,932 km (0.109 R)
• M17: 17,480,960 km (0.044 R)
• M18: 20,545,173 km (0.114 R)
• M19: 25,685,805 km (0.084 R)
• M20: 30,170,300 km (0.111 R)
• M21: 31,735,991 km (0.057 R)
• M22: 32,538,734 km (0.039 R)
• M23: 34,785,993 km (0.064 R)
• M24: 35,639,449 km (0.03 R)
• M25: 39,718,983 km (0.109 R)
• M26: 42,975,280 km (0.068 R)
• M27: 45,242,286 km (0.05 R)
• M28: 49,859,474 km (0.064 R)
• M29: 53,320,122 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.2

Radius: 6

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.08 AU - 12.72 AU

Year: 22002 Days

Day: 17.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,273,262 km

• M1: 74,799 km (0.07 R)
• M2: 310,565 km (0.116 R)
• M3: 705,803 km (0.116 R)
• M4: 1,679,834 km (0.112 R)
• M5: 1,925,474 km (0.066 R)
• M6: 2,833,982 km (0.058 R)
• M7: 3,879,671 km (0.054 R)
• M8: 4,247,532 km (0.072 R)
• M9: 5,567,883 km (0.102 R)
• M10: 6,488,359 km (0.091 R)
• M11: 6,962,734 km (0.046 R)
• M12: 8,028,918 km (0.074 R)
• M13: 8,780,497 km (0.088 R)
• M14: 9,414,643 km (0.081 R)
• M15: 10,135,705 km (0.118 R)
• M16: 10,714,947 km (0.099 R)
• M17: 10,952,659 km (0.1 R)
• M18: 12,066,415 km (0.056 R)
• M19: 12,584,921 km (0.111 R)
• M20: 18,106,429 km (0.025 R)
• M21: 20,649,592 km (0.099 R)
• M22: 21,204,002 km (0.109 R)
• M23: 26,001,756 km (0.06 R)
• M24: 27,860,808 km (0.077 R)
• M25: 28,424,044 km (0.111 R)
• M26: 29,456,868 km (0.053 R)
• M27: 30,395,894 km (0.112 R)
• M28: 31,963,829 km (0.1 R)
• M29: 40,763,176 km (0.044 R)
• M30: 41,052,348 km (0.11 R)
• M31: 47,607,428 km (0.083 R)
• M32: 53,431,871 km (0.101 R)
• M33: 58,603,619 km (0.04 R)
• M34: 59,342,035 km (0.116 R)
• M35: 61,975,855 km (0.027 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: 422 - 12,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit