🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.5

Radius: 13.9

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.94 AU - 1.3 AU

Year: 765 Days

Day: 5.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,749,756 km

• M1: 178,171 km (0.093 R)
• M2: 718,967 km (0.077 R)
• M3: 1,261,110 km (0.103 R)
• M4: 1,989,652 km (0.116 R)
• M5: 2,462,381 km (0.07 R)
• M6: 3,117,769 km (0.044 R)
• M7: 4,030,167 km (0.091 R)
• M8: 4,830,066 km (0.093 R)
• M9: 5,752,188 km (0.088 R)
• M10: 7,253,851 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 8.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.99 AU - 1.49 AU

Year: 892 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,749,756 km

• M1: 109,506 km (0.112 R)
• M2: 394,190 km (0.057 R)
• M3: 757,713 km (0.107 R)
• M4: 1,089,671 km (0.04 R)
• M5: 1,416,692 km (0.081 R)
• M6: 2,264,762 km (0.113 R)
• M7: 2,892,624 km (0.099 R)
• M8: 3,393,029 km (0.117 R)
• M9: 3,762,237 km (0.082 R)
• M10: 4,214,920 km (0.111 R)
• M11: 4,858,789 km (0.025 R)
• M12: 5,312,370 km (0.108 R)
• M13: 5,882,936 km (0.106 R)
• M14: 6,174,054 km (0.091 R)
• M15: 6,474,745 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.7

Radius: 10.3

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.5 AU - 2.34 AU

Year: 1718 Days

Day: 10.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,749,756 km

• M1: 128,355 km (0.045 R)
• M2: 493,673 km (0.052 R)
• M3: 822,788 km (0.06 R)
• M4: 1,169,407 km (0.118 R)
• M5: 1,491,790 km (0.078 R)
• M6: 2,374,417 km (0.096 R)
• M7: 2,827,998 km (0.057 R)
• M8: 3,161,901 km (0.06 R)
• M9: 4,171,836 km (0.092 R)
• M10: 5,271,231 km (0.065 R)
• M11: 6,450,211 km (0.074 R)
• M12: 6,979,040 km (0.083 R)
• M13: 7,310,100 km (0.102 R)
• M14: 8,459,161 km (0.059 R)
• M15: 8,867,713 km (0.109 R)
• M16: 10,314,175 km (0.109 R)
• M17: 12,668,097 km (0.081 R)
• M18: 14,276,125 km (0.114 R)
• M19: 15,545,164 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.2

Radius: 9.9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.72 AU - 4.84 AU

Year: 5717 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,749,756 km

• M1: 123,269 km (0.057 R)
• M2: 596,148 km (0.089 R)
• M3: 924,964 km (0.054 R)
• M4: 1,267,244 km (0.061 R)
• M5: 1,744,461 km (0.081 R)
• M6: 2,917,607 km (0.075 R)
• M7: 3,589,601 km (0.098 R)
• M8: 4,018,049 km (0.111 R)
• M9: 4,385,013 km (0.066 R)
• M10: 5,160,528 km (0.054 R)
• M11: 6,024,605 km (0.076 R)
• M12: 7,446,982 km (0.089 R)
• M13: 7,756,350 km (0.115 R)
• M14: 10,550,988 km (0.041 R)
• M15: 11,433,017 km (0.101 R)
• M16: 11,799,382 km (0.089 R)
• M17: 12,220,800 km (0.032 R)
• M18: 12,896,234 km (0.117 R)
• M19: 14,269,243 km (0.1 R)
• M20: 14,640,545 km (0.112 R)
• M21: 15,402,447 km (0.118 R)
• M22: 17,064,779 km (0.114 R)
• M23: 18,591,126 km (0.114 R)
• M24: 19,484,674 km (0.102 R)
• M25: 20,675,024 km (0.044 R)
• M26: 21,983,557 km (0.042 R)
• M27: 23,788,455 km (0.057 R)
• M28: 26,958,733 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.2

Radius: 9

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.45 AU - 5.65 AU

Year: 6267 Days

Day: 11.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,749,756 km

• M1: 112,348 km (0.058 R)
• M2: 414,835 km (0.045 R)
• M3: 856,298 km (0.038 R)
• M4: 1,345,782 km (0.111 R)
• M5: 1,968,409 km (0.066 R)
• M6: 2,983,580 km (0.096 R)
• M7: 5,299,505 km (0.11 R)
• M8: 5,907,919 km (0.112 R)
• M9: 8,210,679 km (0.07 R)
• M10: 8,983,352 km (0.095 R)
• M11: 10,720,483 km (0.098 R)
• M12: 11,494,053 km (0.079 R)
• M13: 13,869,368 km (0.085 R)
• M14: 14,208,955 km (0.091 R)
• M15: 16,872,246 km (0.058 R)
• M16: 20,868,604 km (0.079 R)
• M17: 21,691,841 km (0.099 R)
• M18: 23,723,380 km (0.1 R)
• M19: 25,202,155 km (0.089 R)
• M20: 27,801,717 km (0.088 R)
• M21: 30,670,406 km (0.076 R)
• M22: 30,958,083 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.8

Radius: 3.9

Gravity: 21.35 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.23 AU - 10.31 AU

Year: 15356 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 49,749,756 km

• M1: 48,470 km (0.119 R)
• M2: 226,491 km (0.1 R)
• M3: 368,310 km (0.111 R)
• M4: 834,457 km (0.108 R)
• M5: 994,527 km (0.075 R)
• M6: 1,337,405 km (0.041 R)
• M7: 1,818,362 km (0.107 R)
• M8: 2,328,940 km (0.106 R)
• M9: 2,607,042 km (0.045 R)
• M10: 3,600,821 km (0.115 R)
• M11: 4,517,407 km (0.112 R)
• M12: 5,143,025 km (0.101 R)
• M13: 5,614,109 km (0.096 R)
• M14: 6,076,666 km (0.105 R)
• M15: 6,487,461 km (0.087 R)
• M16: 7,574,290 km (0.117 R)
• M17: 9,796,117 km (0.087 R)
• M18: 10,730,356 km (0.092 R)
• M19: 11,054,535 km (0.106 R)
• M20: 11,836,483 km (0.073 R)
• M21: 12,714,323 km (0.111 R)
• M22: 18,063,644 km (0.109 R)
• M23: 18,368,524 km (0.036 R)
• M24: 18,832,278 km (0.091 R)
• M25: 21,523,543 km (0.118 R)
• M26: 22,299,657 km (0.06 R)
• M27: 22,474,537 km (0.04 R)
• M28: 23,725,175 km (0.117 R)
• M29: 24,182,795 km (0.111 R)
• M30: 24,367,548 km (0.087 R)
• M31: 26,461,769 km (0.119 R)
• M32: 26,756,327 km (0.084 R)
• M33: 38,750,336 km (0.071 R)
• M34: 38,876,597 km (0.095 R)
• M35: 41,593,594 km (0.05 R)
• M36: 43,066,085 km (0.097 R)
• M37: 44,296,378 km (0.097 R)
• M38: 44,434,457 km (0.034 R)
• M39: 45,269,363 km (0.029 R)
• M40: 45,690,630 km (0.097 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: 539 - 17,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit