🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.6

Radius: 12.2

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.89 AU - 6.35 AU

Year: 4211 Days

Day: 10.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,678,020 km

• M1: 151,991 km (0.085 R)
• M2: 635,791 km (0.118 R)
• M3: 1,359,246 km (0.046 R)
• M4: 1,775,128 km (0.089 R)
• M5: 2,490,655 km (0.043 R)
• M6: 3,063,764 km (0.102 R)
• M7: 4,133,838 km (0.094 R)
• M8: 5,438,631 km (0.107 R)
• M9: 6,333,675 km (0.104 R)
• M10: 14,702,628 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.4

Radius: 12.4

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.15 AU - 6.73 AU

Year: 4611 Days

Day: 12.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,678,020 km

• M1: 154,235 km (0.066 R)
• M2: 631,303 km (0.087 R)
• M3: 1,346,830 km (0.095 R)
• M4: 1,764,507 km (0.094 R)
• M5: 3,132,729 km (0.094 R)
• M6: 3,683,548 km (0.116 R)
• M7: 4,542,988 km (0.119 R)
• M8: 6,530,246 km (0.117 R)
• M9: 7,363,806 km (0.044 R)
• M10: 8,456,319 km (0.049 R)
• M11: 9,653,850 km (0.083 R)
• M12: 10,601,702 km (0.095 R)
• M13: 11,006,963 km (0.115 R)
• M14: 12,682,459 km (0.074 R)
• M15: 14,194,744 km (0.097 R)
• M16: 16,354,338 km (0.036 R)
• M17: 18,143,679 km (0.082 R)
• M18: 18,724,567 km (0.041 R)
• M19: 19,118,757 km (0.036 R)
• M20: 20,961,654 km (0.09 R)
• M21: 22,181,026 km (0.074 R)
• M22: 24,918,817 km (0.098 R)
• M23: 27,030,989 km (0.085 R)
• M24: 27,534,984 km (0.07 R)
• M25: 29,260,147 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.9

Radius: 12

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.53 AU - 8.35 AU

Year: 6645 Days

Day: 12.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,678,020 km

• M1: 151,842 km (0.114 R)
• M2: 542,741 km (0.075 R)
• M3: 981,362 km (0.062 R)
• M4: 1,708,557 km (0.065 R)
• M5: 2,491,702 km (0.068 R)
• M6: 3,370,590 km (0.105 R)
• M7: 3,831,949 km (0.094 R)
• M8: 4,468,040 km (0.103 R)
• M9: 5,198,227 km (0.119 R)
• M10: 5,683,971 km (0.108 R)
• M11: 8,831,062 km (0.105 R)
• M12: 10,176,096 km (0.102 R)
• M13: 10,897,756 km (0.069 R)
• M14: 11,439,899 km (0.053 R)
• M15: 13,315,706 km (0.096 R)
• M16: 14,475,389 km (0.032 R)
• M17: 15,701,194 km (0.091 R)
• M18: 16,719,806 km (0.104 R)
• M19: 17,611,260 km (0.072 R)
• M20: 19,671,671 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952

Radius: 12.9

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.67 AU - 9.47 AU

Year: 8332 Days

Day: 6.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,678,020 km

• M1: 161,267 km (0.09 R)
• M2: 780,901 km (0.043 R)
• M3: 1,185,563 km (0.078 R)
• M4: 2,048,593 km (0.115 R)
• M5: 2,532,094 km (0.058 R)
• M6: 3,861,271 km (0.083 R)
• M7: 4,815,107 km (0.104 R)
• M8: 6,385,136 km (0.106 R)
• M9: 7,593,139 km (0.09 R)
• M10: 9,087,472 km (0.034 R)
• M11: 10,613,221 km (0.057 R)
• M12: 11,086,698 km (0.079 R)
• M13: 12,076,139 km (0.039 R)
• M14: 14,167,517 km (0.108 R)
• M15: 15,002,572 km (0.104 R)
• M16: 16,281,783 km (0.029 R)
• M17: 17,054,905 km (0.11 R)
• M18: 18,222,965 km (0.094 R)
• M19: 19,521,774 km (0.07 R)
• M20: 22,303,247 km (0.092 R)
• M21: 23,345,047 km (0.063 R)
• M22: 28,640,363 km (0.103 R)
• M23: 29,456,868 km (0.108 R)
• M24: 30,816,862 km (0.104 R)
• M25: 31,566,348 km (0.07 R)
• M26: 33,661,914 km (0.105 R)
• M27: 36,797,037 km (0.07 R)
• M28: 37,277,545 km (0.106 R)
• M29: 39,995,290 km (0.088 R)
• M30: 46,239,505 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.4

Radius: 3.3

Gravity: 90.21 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.86 AU - 14.66 AU

Year: 16566 Days

Day: 24.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 78.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,678,020 km

• M1: 41,139 km (0.064 R)
• M2: 219,011 km (0.054 R)
• M3: 374,743 km (0.054 R)
• M4: 593,305 km (0.092 R)
• M5: 803,341 km (0.077 R)
• M6: 1,086,679 km (0.099 R)
• M7: 1,237,174 km (0.115 R)
• M8: 1,631,215 km (0.107 R)
• M9: 2,166,028 km (0.081 R)
• M10: 3,201,245 km (0.12 R)
• M11: 4,527,729 km (0.073 R)
• M12: 5,408,113 km (0.057 R)
• M13: 5,644,776 km (0.076 R)
• M14: 7,548,260 km (0.113 R)
• M15: 8,147,250 km (0.083 R)
• M16: 10,615,016 km (0.073 R)
• M17: 16,054,095 km (0.106 R)
• M18: 20,908,846 km (0.099 R)
• M19: 22,084,236 km (0.098 R)
• M20: 23,096,864 km (0.091 R)
• M21: 25,984,552 km (0.046 R)
• M22: 26,095,853 km (0.071 R)
• M23: 27,456,894 km (0.069 R)
• M24: 30,319,748 km (0.109 R)
• M25: 30,690,901 km (0.11 R)
• M26: 34,169,799 km (0.087 R)
• M27: 35,934,755 km (0.074 R)
• M28: 40,386,638 km (0.086 R)
• M29: 42,204,252 km (0.097 R)
• M30: 42,512,424 km (0.099 R)
• M31: 47,815,519 km (0.085 R)
• M32: 48,994,350 km (0.1 R)
• M33: 49,505,526 km (0.06 R)
• M34: 49,848,254 km (0.093 R)
• M35: 60,293,327 km (0.097 R)
• M36: 68,434,294 km (0.037 R)
• M37: 70,145,843 km (0.104 R)
• M38: 71,666,655 km (0.092 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 11,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit