🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.4

Radius: 11.8

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.47 AU - 0.59 AU

Year: 266 Days

Day: 10 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,034,963 km

• M1: 146,756 km (0.064 R)
• M2: 555,307 km (0.081 R)
• M3: 934,538 km (0.076 R)
• M4: 1,302,249 km (0.045 R)
• M5: 1,672,654 km (0.09 R)
• M6: 2,070,135 km (0.078 R)
• M7: 2,497,387 km (0.032 R)
• M8: 2,974,006 km (0.103 R)
• M9: 3,652,282 km (0.054 R)
• M10: 4,064,425 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.8

Radius: 14

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.11 AU - 1.51 AU

Year: 1035 Days

Day: 7.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,034,963 km

• M1: 174,132 km (0.116 R)
• M2: 626,665 km (0.081 R)
• M3: 1,274,723 km (0.091 R)
• M4: 1,721,572 km (0.072 R)
• M5: 2,186,672 km (0.11 R)
• M6: 3,247,919 km (0.069 R)
• M7: 3,999,499 km (0.064 R)
• M8: 4,728,789 km (0.095 R)
• M9: 5,773,431 km (0.08 R)
• M10: 8,098,032 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.6

Radius: 10.5

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.47 AU - 1.83 AU

Year: 1463 Days

Day: 14.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,034,963 km

• M1: 130,749 km (0.076 R)
• M2: 589,715 km (0.109 R)
• M3: 1,017,266 km (0.097 R)
• M4: 1,405,921 km (0.105 R)
• M5: 1,790,088 km (0.103 R)
• M6: 2,220,631 km (0.071 R)
• M7: 3,138,563 km (0.095 R)
• M8: 3,909,142 km (0.095 R)
• M9: 4,292,113 km (0.072 R)
• M10: 5,155,442 km (0.066 R)
• M11: 6,011,291 km (0.107 R)
• M12: 7,170,974 km (0.093 R)
• M13: 7,607,501 km (0.061 R)
• M14: 8,032,658 km (0.1 R)
• M15: 9,024,342 km (0.094 R)
• M16: 10,609,930 km (0.109 R)
• M17: 11,616,424 km (0.116 R)
• M18: 12,606,912 km (0.115 R)
• M19: 13,611,611 km (0.094 R)
• M20: 13,944,018 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.2

Radius: 14.8

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.36 AU - 4.1 AU

Year: 4972 Days

Day: 14.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,034,963 km

• M1: 190,438 km (0.069 R)
• M2: 803,939 km (0.118 R)
• M3: 1,412,353 km (0.066 R)
• M4: 2,782,670 km (0.106 R)
• M5: 4,889,756 km (0.095 R)
• M6: 6,884,195 km (0.079 R)
• M7: 8,365,812 km (0.083 R)
• M8: 8,954,330 km (0.11 R)
• M9: 9,452,790 km (0.058 R)
• M10: 10,505,660 km (0.087 R)
• M11: 12,893,092 km (0.108 R)
• M12: 13,831,071 km (0.06 R)
• M13: 18,409,364 km (0.03 R)
• M14: 22,691,005 km (0.118 R)
• M15: 23,838,869 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.7

Radius: 13.9

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.79 AU - 5.43 AU

Year: 7973 Days

Day: 11.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,034,963 km

• M1: 172,935 km (0.083 R)
• M2: 618,737 km (0.089 R)
• M3: 1,777,522 km (0.091 R)
• M4: 2,351,679 km (0.115 R)
• M5: 4,299,443 km (0.106 R)
• M6: 5,229,642 km (0.113 R)
• M7: 5,996,032 km (0.09 R)
• M8: 6,766,312 km (0.085 R)
• M9: 7,377,419 km (0.04 R)
• M10: 9,566,485 km (0.029 R)
• M11: 10,244,612 km (0.12 R)
• M12: 11,100,760 km (0.11 R)
• M13: 11,596,677 km (0.098 R)
• M14: 12,579,685 km (0.05 R)
• M15: 13,450,045 km (0.077 R)
• M16: 18,142,631 km (0.026 R)
• M17: 22,701,776 km (0.115 R)
• M18: 23,340,858 km (0.057 R)
• M19: 24,655,075 km (0.096 R)
• M20: 26,018,062 km (0.099 R)
• M21: 28,615,679 km (0.079 R)

Asteroid Belt

Center: 7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.3

Radius: 5.1

Gravity: 32.77 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.78 AU - 10.98 AU

Year: 18265 Days

Day: 17.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,034,963 km

• M1: 63,579 km (0.072 R)
• M2: 355,594 km (0.114 R)
• M3: 726,597 km (0.088 R)
• M4: 975,677 km (0.115 R)
• M5: 1,167,911 km (0.104 R)
• M6: 1,400,685 km (0.071 R)
• M7: 1,845,290 km (0.112 R)
• M8: 2,804,511 km (0.115 R)
• M9: 3,115,525 km (0.061 R)
• M10: 3,837,185 km (0.098 R)
• M11: 5,685,018 km (0.047 R)
• M12: 5,889,219 km (0.088 R)
• M13: 6,140,544 km (0.117 R)
• M14: 6,620,155 km (0.117 R)
• M15: 8,312,555 km (0.113 R)
• M16: 10,761,772 km (0.083 R)
• M17: 13,293,267 km (0.077 R)
• M18: 15,631,781 km (0.109 R)
• M19: 20,430,880 km (0.032 R)
• M20: 23,841,113 km (0.099 R)
• M21: 25,239,554 km (0.027 R)
• M22: 27,380,300 km (0.058 R)
• M23: 29,032,908 km (0.092 R)
• M24: 30,006,640 km (0.097 R)
• M25: 31,127,876 km (0.087 R)
• M26: 31,635,013 km (0.077 R)
• M27: 35,892,419 km (0.037 R)
• M28: 37,013,505 km (0.054 R)
• M29: 39,178,037 km (0.094 R)
• M30: 40,216,396 km (0.098 R)
• M31: 48,680,793 km (0.075 R)
• M32: 54,876,538 km (0.114 R)
• M33: 56,738,732 km (0.106 R)
• M34: 63,182,062 km (0.097 R)
• M35: 68,803,352 km (0.073 R)
• M36: 69,017,726 km (0.108 R)
• M37: 75,202,401 km (0.091 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: 348 - 14,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit