🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.3

Radius: 14.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.64 AU - 0.8 AU

Year: 414 Days

Day: 12.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,433,123 km

• M1: 185,352 km (0.087 R)
• M2: 744,249 km (0.046 R)
• M3: 1,557,463 km (0.109 R)
• M4: 2,138,950 km (0.045 R)
• M5: 2,940,795 km (0.105 R)
• M6: 3,618,324 km (0.061 R)
• M7: 4,323,229 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.3

Radius: 8.5

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.13 AU - 2.15 AU

Year: 2123 Days

Day: 12.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,433,123 km

• M1: 105,766 km (0.078 R)
• M2: 660,475 km (0.035 R)
• M3: 1,216,380 km (0.118 R)
• M4: 1,509,891 km (0.113 R)
• M5: 2,088,985 km (0.051 R)
• M6: 2,478,388 km (0.082 R)
• M7: 3,269,611 km (0.084 R)
• M8: 4,307,970 km (0.065 R)
• M9: 5,809,484 km (0.111 R)
• M10: 6,847,693 km (0.086 R)
• M11: 7,119,213 km (0.111 R)
• M12: 7,631,586 km (0.119 R)
• M13: 8,390,047 km (0.073 R)
• M14: 9,227,496 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.7

Radius: 12.3

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.65 AU - 3.61 AU

Year: 3756 Days

Day: 13 Hours

Environment

Temp: -214 °C

Axial Tilt: 114.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,433,123 km

• M1: 154,235 km (0.067 R)
• M2: 729,290 km (0.11 R)
• M3: 1,379,292 km (0.067 R)
• M4: 2,925,686 km (0.038 R)
• M5: 5,838,954 km (0.097 R)
• M6: 8,140,069 km (0.096 R)
• M7: 9,528,786 km (0.044 R)
• M8: 11,348,494 km (0.053 R)
• M9: 12,511,618 km (0.084 R)
• M10: 18,801,610 km (0.081 R)
• M11: 19,199,690 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 10.4

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.68 AU - 6.1 AU

Year: 7334 Days

Day: 6.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,433,123 km

• M1: 136,882 km (0.112 R)
• M2: 984,354 km (0.076 R)
• M3: 2,018,524 km (0.057 R)
• M4: 2,414,958 km (0.064 R)
• M5: 2,843,706 km (0.114 R)
• M6: 3,345,008 km (0.099 R)
• M7: 4,129,799 km (0.11 R)
• M8: 5,392,405 km (0.093 R)
• M9: 5,736,929 km (0.09 R)
• M10: 10,420,838 km (0.115 R)
• M11: 11,358,817 km (0.085 R)
• M12: 12,897,730 km (0.1 R)
• M13: 13,516,467 km (0.111 R)
• M14: 16,778,149 km (0.113 R)
• M15: 32,337,973 km (0.115 R)
• M16: 37,065,416 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.1

Radius: 14.2

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.58 AU - 5.4 AU

Year: 7560 Days

Day: 7.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,433,123 km

• M1: 176,825 km (0.041 R)
• M2: 619,485 km (0.099 R)
• M3: 1,127,818 km (0.104 R)
• M4: 1,671,607 km (0.06 R)
• M5: 2,356,316 km (0.049 R)
• M6: 3,288,161 km (0.085 R)
• M7: 3,743,986 km (0.102 R)
• M8: 4,507,833 km (0.077 R)
• M9: 6,043,904 km (0.086 R)
• M10: 8,353,246 km (0.119 R)
• M11: 8,860,682 km (0.107 R)
• M12: 9,433,492 km (0.069 R)
• M13: 10,507,904 km (0.106 R)
• M14: 13,123,324 km (0.07 R)
• M15: 14,044,996 km (0.113 R)
• M16: 14,764,263 km (0.11 R)
• M17: 16,736,561 km (0.114 R)
• M18: 18,663,980 km (0.102 R)
• M19: 21,354,498 km (0.098 R)
• M20: 25,156,528 km (0.072 R)
• M21: 25,949,995 km (0.041 R)
• M22: 28,147,587 km (0.034 R)
• M23: 31,876,763 km (0.104 R)
• M24: 34,502,505 km (0.063 R)
• M25: 37,497,005 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570

Radius: 3.9

Gravity: 37.48 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.86 AU - 9.66 AU

Year: 19112 Days

Day: 16.8 Hours

Environment

Temp: -243 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,433,123 km

• M1: 49,218 km (0.119 R)
• M2: 171,439 km (0.111 R)
• M3: 354,547 km (0.116 R)
• M4: 562,937 km (0.107 R)
• M5: 709,543 km (0.028 R)
• M6: 1,081,443 km (0.114 R)
• M7: 1,212,640 km (0.031 R)
• M8: 1,959,583 km (0.087 R)
• M9: 2,322,058 km (0.073 R)
• M10: 3,100,565 km (0.103 R)
• M11: 3,591,546 km (0.116 R)
• M12: 5,299,953 km (0.086 R)
• M13: 6,080,705 km (0.118 R)
• M14: 6,413,410 km (0.091 R)
• M15: 6,541,316 km (0.091 R)
• M16: 7,298,282 km (0.08 R)
• M17: 9,198,474 km (0.109 R)
• M18: 9,415,840 km (0.036 R)
• M19: 12,103,515 km (0.069 R)
• M20: 13,101,931 km (0.075 R)
• M21: 17,730,489 km (0.113 R)
• M22: 20,269,614 km (0.106 R)
• M23: 21,104,220 km (0.038 R)
• M24: 25,092,500 km (0.111 R)
• M25: 29,086,613 km (0.052 R)
• M26: 31,111,869 km (0.078 R)
• M27: 31,356,013 km (0.109 R)
• M28: 31,478,683 km (0.114 R)
• M29: 31,724,921 km (0.099 R)
• M30: 32,596,628 km (0.106 R)
• M31: 33,356,436 km (0.1 R)
• M32: 33,484,342 km (0.049 R)
• M33: 36,378,761 km (0.095 R)
• M34: 42,809,974 km (0.091 R)
• M35: 42,960,769 km (0.089 R)
• M36: 47,010,532 km (0.03 R)
• M37: 50,629,903 km (0.07 R)
• M38: 61,627,591 km (0.084 R)
• M39: 64,358,350 km (0.115 R)
• M40: 65,352,727 km (0.107 R)
• M41: 69,225,218 km (0.036 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 12,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit