🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.1

Radius: 8.5

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.05 AU - 2.55 AU

Year: 2366 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 156.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,621,558 km

• M1: 106,214 km (0.067 R)
• M2: 490,681 km (0.107 R)
• M3: 788,680 km (0.117 R)
• M4: 1,512,883 km (0.062 R)
• M5: 2,299,020 km (0.1 R)
• M6: 2,710,115 km (0.086 R)
• M7: 4,465,646 km (0.104 R)
• M8: 6,496,437 km (0.037 R)
• M9: 8,337,239 km (0.117 R)
• M10: 8,846,919 km (0.101 R)
• M11: 9,411,052 km (0.098 R)
• M12: 9,823,494 km (0.092 R)
• M13: 10,212,149 km (0.11 R)
• M14: 11,870,441 km (0.066 R)
• M15: 13,311,967 km (0.109 R)
• M16: 16,146,248 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.3

Radius: 10.6

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.23 AU - 2.49 AU

Year: 2459 Days

Day: 10.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,621,558 km

• M1: 132,245 km (0.11 R)
• M2: 919,129 km (0.098 R)
• M3: 1,652,308 km (0.091 R)
• M4: 2,606,892 km (0.116 R)
• M5: 2,992,406 km (0.1 R)
• M6: 3,444,790 km (0.055 R)
• M7: 3,926,795 km (0.077 R)
• M8: 5,648,068 km (0.107 R)
• M9: 7,210,617 km (0.089 R)
• M10: 8,498,505 km (0.058 R)
• M11: 9,071,316 km (0.079 R)
• M12: 9,904,426 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.1

Radius: 13.5

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.92 AU - 3.68 AU

Year: 4066 Days

Day: 13.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 80,621,558 km

• M1: 167,998 km (0.052 R)
• M2: 935,136 km (0.116 R)
• M3: 1,399,039 km (0.032 R)
• M4: 2,177,995 km (0.053 R)
• M5: 2,898,160 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.6

Radius: 12.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.8 AU - 5.1 AU

Year: 7470 Days

Day: 5.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,621,558 km

• M1: 151,842 km (0.116 R)
• M2: 577,897 km (0.097 R)
• M3: 1,146,518 km (0.086 R)
• M4: 1,560,904 km (0.113 R)
• M5: 2,283,462 km (0.071 R)
• M6: 3,009,460 km (0.105 R)
• M7: 3,417,115 km (0.114 R)
• M8: 4,345,220 km (0.045 R)
• M9: 5,052,518 km (0.032 R)
• M10: 5,747,700 km (0.049 R)
• M11: 6,411,316 km (0.108 R)
• M12: 8,073,647 km (0.078 R)
• M13: 9,425,563 km (0.087 R)
• M14: 9,838,304 km (0.054 R)
• M15: 11,241,083 km (0.043 R)
• M16: 12,328,660 km (0.089 R)
• M17: 13,851,267 km (0.034 R)
• M18: 14,933,757 km (0.049 R)
• M19: 16,962,753 km (0.093 R)
• M20: 26,437,534 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389

Radius: 8.9

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.6 AU - 5.66 AU

Year: 7881 Days

Day: 10.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,621,558 km

• M1: 112,049 km (0.061 R)
• M2: 638,185 km (0.108 R)
• M3: 1,484,759 km (0.094 R)
• M4: 1,792,930 km (0.088 R)
• M5: 3,890,592 km (0.117 R)
• M6: 5,164,567 km (0.095 R)
• M7: 5,912,557 km (0.075 R)
• M8: 7,078,672 km (0.12 R)
• M9: 9,903,678 km (0.082 R)
• M10: 11,007,860 km (0.092 R)
• M11: 14,695,747 km (0.1 R)
• M12: 20,189,130 km (0.049 R)
• M13: 23,667,281 km (0.102 R)
• M14: 24,067,904 km (0.083 R)
• M15: 28,960,353 km (0.069 R)
• M16: 31,300,961 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.6

Radius: 8

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.2 AU - 8.16 AU

Year: 14436 Days

Day: 16.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,621,558 km

• M1: 103,971 km (0.096 R)
• M2: 486,941 km (0.065 R)
• M3: 1,321,248 km (0.065 R)
• M4: 2,153,611 km (0.056 R)
• M5: 2,598,216 km (0.084 R)
• M6: 4,475,968 km (0.076 R)
• M7: 4,959,917 km (0.108 R)
• M8: 5,366,225 km (0.074 R)
• M9: 6,184,077 km (0.083 R)
• M10: 6,559,119 km (0.108 R)
• M11: 10,693,256 km (0.06 R)
• M12: 11,558,081 km (0.052 R)
• M13: 14,377,552 km (0.082 R)
• M14: 17,378,635 km (0.08 R)
• M15: 17,687,555 km (0.079 R)
• M16: 22,552,477 km (0.098 R)
• M17: 25,606,817 km (0.078 R)
• M18: 27,067,192 km (0.118 R)
• M19: 27,649,726 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.4

Radius: 3.6

Gravity: 57.21 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.52 AU - 12.18 AU

Year: 20967 Days

Day: 22.4 Hours

Environment

Temp: -245 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,621,558 km

• M1: 44,879 km (0.1 R)
• M2: 167,250 km (0.049 R)
• M3: 623,973 km (0.071 R)
• M4: 1,648,419 km (0.117 R)
• M5: 1,832,574 km (0.1 R)
• M6: 3,680,257 km (0.112 R)
• M7: 4,715,026 km (0.07 R)
• M8: 4,935,683 km (0.109 R)
• M9: 5,929,611 km (0.097 R)
• M10: 6,815,380 km (0.061 R)
• M11: 7,535,095 km (0.093 R)
• M12: 9,011,776 km (0.049 R)
• M13: 17,623,976 km (0.056 R)
• M14: 18,065,588 km (0.049 R)
• M15: 18,244,358 km (0.099 R)
• M16: 19,716,850 km (0.1 R)
• M17: 21,167,500 km (0.104 R)
• M18: 22,173,097 km (0.108 R)
• M19: 25,046,872 km (0.101 R)
• M20: 25,717,520 km (0.112 R)
• M21: 28,641,111 km (0.056 R)
• M22: 29,006,130 km (0.109 R)
• M23: 29,251,171 km (0.109 R)
• M24: 33,766,932 km (0.12 R)
• M25: 34,038,153 km (0.045 R)
• M26: 38,873,904 km (0.097 R)
• M27: 41,765,930 km (0.054 R)
• M28: 42,866,522 km (0.066 R)
• M29: 44,309,842 km (0.026 R)
• M30: 52,014,581 km (0.113 R)
• M31: 52,739,682 km (0.077 R)
• M32: 53,840,124 km (0.112 R)
• M33: 55,330,867 km (0.092 R)
• M34: 57,040,621 km (0.09 R)
• M35: 61,569,397 km (0.071 R)
• M36: 61,974,059 km (0.1 R)
• M37: 63,610,959 km (0.1 R)
• M38: 76,348,320 km (0.102 R)
• M39: 77,049,785 km (0.071 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 10,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit