🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.8

Radius: 10.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.1 AU - 1.12 AU

Year: 793 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,306,781 km

• M1: 133,142 km (0.077 R)
• M2: 590,014 km (0.116 R)
• M3: 1,123,630 km (0.114 R)
• M4: 1,757,625 km (0.053 R)
• M5: 2,179,192 km (0.114 R)
• M6: 2,688,573 km (0.086 R)
• M7: 3,323,915 km (0.118 R)
• M8: 3,961,352 km (0.117 R)
• M9: 5,052,070 km (0.103 R)
• M10: 5,615,904 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.1

Radius: 14.6

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.56 AU - 1.56 AU

Year: 1322 Days

Day: 12.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,306,781 km

• M1: 181,911 km (0.025 R)
• M2: 951,293 km (0.093 R)
• M3: 1,418,637 km (0.116 R)
• M4: 2,382,944 km (0.086 R)
• M5: 2,853,280 km (0.098 R)
• M6: 3,494,307 km (0.115 R)
• M7: 5,190,897 km (0.03 R)
• M8: 6,386,931 km (0.092 R)
• M9: 7,126,843 km (0.096 R)
• M10: 8,631,947 km (0.087 R)
• M11: 9,198,474 km (0.111 R)
• M12: 9,789,685 km (0.082 R)
• M13: 10,741,127 km (0.068 R)
• M14: 12,153,630 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.5

Radius: 11.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.58 AU - 1.82 AU

Year: 1503 Days

Day: 6.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,306,781 km

• M1: 140,472 km (0.051 R)
• M2: 761,902 km (0.109 R)
• M3: 1,289,384 km (0.077 R)
• M4: 2,221,229 km (0.091 R)
• M5: 2,573,682 km (0.068 R)
• M6: 2,950,519 km (0.072 R)
• M7: 3,496,252 km (0.07 R)
• M8: 4,025,978 km (0.035 R)
• M9: 4,680,917 km (0.05 R)
• M10: 5,207,951 km (0.119 R)
• M11: 5,670,208 km (0.046 R)
• M12: 7,102,458 km (0.07 R)
• M13: 7,646,695 km (0.086 R)
• M14: 8,086,064 km (0.079 R)
• M15: 9,565,288 km (0.07 R)
• M16: 10,573,278 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 10

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.02 AU - 2.32 AU

Year: 2168 Days

Day: 5.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,306,781 km

• M1: 124,914 km (0.113 R)
• M2: 598,691 km (0.082 R)
• M3: 928,554 km (0.088 R)
• M4: 1,356,553 km (0.114 R)
• M5: 1,761,964 km (0.116 R)
• M6: 2,287,202 km (0.102 R)
• M7: 3,819,084 km (0.07 R)
• M8: 4,477,614 km (0.12 R)
• M9: 5,175,189 km (0.096 R)
• M10: 5,772,683 km (0.098 R)
• M11: 6,295,228 km (0.118 R)
• M12: 7,592,391 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.6

Radius: 13.2

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.4 AU - 3.64 AU

Year: 4479 Days

Day: 11.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,306,781 km

• M1: 171,738 km (0.118 R)
• M2: 585,227 km (0.113 R)
• M3: 1,012,030 km (0.115 R)
• M4: 1,636,002 km (0.085 R)
• M5: 2,342,104 km (0.108 R)
• M6: 2,767,112 km (0.118 R)
• M7: 3,188,529 km (0.103 R)
• M8: 3,714,216 km (0.096 R)
• M9: 5,144,671 km (0.064 R)
• M10: 5,649,414 km (0.097 R)
• M11: 6,453,652 km (0.091 R)
• M12: 7,365,900 km (0.052 R)
• M13: 7,904,901 km (0.109 R)
• M14: 8,326,468 km (0.084 R)
• M15: 9,062,489 km (0.069 R)
• M16: 9,682,124 km (0.099 R)
• M17: 10,288,594 km (0.038 R)
• M18: 12,637,131 km (0.088 R)
• M19: 16,148,043 km (0.111 R)
• M20: 19,049,494 km (0.057 R)
• M21: 22,491,441 km (0.106 R)
• M22: 23,055,425 km (0.057 R)
• M23: 25,179,715 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.7

Radius: 13.3

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.51 AU - 5.75 AU

Year: 7881 Days

Day: 13.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,306,781 km

• M1: 165,455 km (0.12 R)
• M2: 688,300 km (0.071 R)
• M3: 1,255,874 km (0.113 R)
• M4: 1,676,992 km (0.108 R)
• M5: 2,562,911 km (0.087 R)
• M6: 3,928,590 km (0.12 R)
• M7: 5,079,596 km (0.108 R)
• M8: 9,575,161 km (0.079 R)
• M9: 10,204,370 km (0.098 R)
• M10: 14,459,083 km (0.073 R)
• M11: 17,171,143 km (0.092 R)
• M12: 19,345,398 km (0.117 R)
• M13: 24,648,044 km (0.1 R)
• M14: 25,404,411 km (0.071 R)
• M15: 28,037,483 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.6

Radius: 5.7

Gravity: 20.46 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.3 AU - 10.24 AU

Year: 16131 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,306,781 km

• M1: 70,909 km (0.119 R)
• M2: 253,718 km (0.06 R)
• M3: 451,038 km (0.099 R)
• M4: 700,866 km (0.106 R)
• M5: 1,502,112 km (0.105 R)
• M6: 3,400,060 km (0.072 R)
• M7: 3,676,667 km (0.05 R)
• M8: 4,150,294 km (0.044 R)
• M9: 4,730,584 km (0.102 R)
• M10: 6,171,660 km (0.089 R)
• M11: 8,318,539 km (0.069 R)
• M12: 14,436,643 km (0.091 R)
• M13: 17,728,395 km (0.059 R)
• M14: 20,390,040 km (0.104 R)
• M15: 21,862,831 km (0.1 R)
• M16: 26,169,604 km (0.112 R)
• M17: 27,028,745 km (0.105 R)
• M18: 29,030,364 km (0.104 R)
• M19: 31,009,544 km (0.04 R)
• M20: 36,413,618 km (0.109 R)
• M21: 37,080,076 km (0.113 R)
• M22: 39,267,197 km (0.054 R)
• M23: 42,266,335 km (0.107 R)
• M24: 42,559,697 km (0.08 R)
• M25: 45,261,434 km (0.106 R)
• M26: 49,524,973 km (0.057 R)
• M27: 58,112,938 km (0.101 R)
• M28: 61,808,903 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.1

Radius: 3.3

Gravity: 36.1 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.81 AU - 11.51 AU

Year: 21965 Days

Day: 17.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,306,781 km

• M1: 41,738 km (0.085 R)
• M2: 210,185 km (0.076 R)
• M3: 517,160 km (0.115 R)
• M4: 891,903 km (0.1 R)
• M5: 1,143,377 km (0.106 R)
• M6: 1,664,725 km (0.119 R)
• M7: 1,893,759 km (0.083 R)
• M8: 2,350,183 km (0.069 R)
• M9: 3,475,907 km (0.105 R)
• M10: 3,909,591 km (0.094 R)
• M11: 4,677,028 km (0.071 R)
• M12: 4,918,628 km (0.112 R)
• M13: 7,341,516 km (0.104 R)
• M14: 7,667,639 km (0.112 R)
• M15: 7,954,717 km (0.078 R)
• M16: 9,663,723 km (0.077 R)
• M17: 10,870,080 km (0.111 R)
• M18: 11,665,193 km (0.055 R)
• M19: 14,497,978 km (0.082 R)
• M20: 14,643,238 km (0.085 R)
• M21: 17,102,029 km (0.088 R)
• M22: 25,780,799 km (0.102 R)
• M23: 26,641,137 km (0.107 R)
• M24: 28,418,808 km (0.034 R)
• M25: 29,920,173 km (0.101 R)
• M26: 31,839,513 km (0.112 R)
• M27: 36,054,284 km (0.033 R)
• M28: 38,363,925 km (0.107 R)
• M29: 40,914,718 km (0.097 R)
• M30: 41,496,654 km (0.094 R)
• M31: 42,825,831 km (0.074 R)
• M32: 44,030,992 km (0.097 R)
• M33: 47,142,328 km (0.089 R)
• M34: 47,781,709 km (0.065 R)
• M35: 48,589,089 km (0.083 R)
• M36: 57,168,377 km (0.066 R)
• M37: 57,713,063 km (0.099 R)
• M38: 61,432,665 km (0.071 R)
• M39: 62,771,416 km (0.112 R)
• M40: 62,964,248 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 14,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit