🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.8

Radius: 13.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.8 AU - 5.1 AU

Year: 4063 Days

Day: 7.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 109,978,857 km

• M1: 171,589 km (0.088 R)
• M2: 1,561,503 km (0.082 R)
• M3: 2,053,979 km (0.075 R)
• M4: 2,938,701 km (0.084 R)
• M5: 4,266,082 km (0.063 R)
• M6: 5,194,487 km (0.099 R)
• M7: 6,165,227 km (0.074 R)
• M8: 7,418,858 km (0.107 R)
• M9: 8,873,846 km (0.116 R)
• M10: 9,569,626 km (0.094 R)
• M11: 11,424,640 km (0.109 R)
• M12: 12,627,706 km (0.118 R)
• M13: 15,285,013 km (0.076 R)
• M14: 16,919,070 km (0.115 R)
• M15: 17,389,705 km (0.067 R)
• M16: 18,854,418 km (0.111 R)
• M17: 19,360,508 km (0.067 R)
• M18: 20,665,450 km (0.054 R)
• M19: 23,088,935 km (0.07 R)
• M20: 23,961,989 km (0.034 R)
• M21: 25,465,597 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.6

Radius: 9.8

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.95 AU - 4.99 AU

Year: 4088 Days

Day: 5.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 109,978,857 km

• M1: 123,119 km (0.097 R)
• M2: 459,116 km (0.077 R)
• M3: 1,035,516 km (0.089 R)
• M4: 1,453,343 km (0.111 R)
• M5: 1,801,158 km (0.097 R)
• M6: 2,570,690 km (0.025 R)
• M7: 3,646,747 km (0.039 R)
• M8: 4,050,662 km (0.076 R)
• M9: 5,526,295 km (0.079 R)
• M10: 6,660,247 km (0.063 R)
• M11: 7,464,635 km (0.071 R)
• M12: 8,404,558 km (0.082 R)
• M13: 8,959,865 km (0.111 R)
• M14: 9,265,943 km (0.116 R)
• M15: 10,226,361 km (0.089 R)
• M16: 10,730,805 km (0.078 R)
• M17: 11,251,705 km (0.107 R)
• M18: 12,064,769 km (0.045 R)
• M19: 13,159,825 km (0.083 R)
• M20: 14,528,496 km (0.047 R)
• M21: 16,612,395 km (0.117 R)
• M22: 19,583,857 km (0.095 R)
• M23: 20,692,527 km (0.073 R)
• M24: 23,828,996 km (0.093 R)
• M25: 24,343,912 km (0.062 R)
• M26: 24,866,008 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.3

Radius: 11.7

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.43 AU - 5.79 AU

Year: 4262 Days

Day: 11.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 109,978,857 km

• M1: 145,858 km (0.076 R)
• M2: 732,581 km (0.091 R)
• M3: 1,240,914 km (0.109 R)
• M4: 1,994,140 km (0.071 R)
• M5: 2,419,297 km (0.062 R)
• M6: 2,995,249 km (0.1 R)
• M7: 4,142,814 km (0.108 R)
• M8: 5,424,568 km (0.043 R)
• M9: 6,539,821 km (0.111 R)
• M10: 7,455,060 km (0.079 R)
• M11: 8,869,807 km (0.085 R)
• M12: 9,339,096 km (0.102 R)
• M13: 9,824,990 km (0.112 R)
• M14: 11,660,107 km (0.116 R)
• M15: 13,254,521 km (0.095 R)
• M16: 14,935,103 km (0.082 R)
• M17: 15,376,567 km (0.11 R)
• M18: 17,593,607 km (0.09 R)
• M19: 19,619,611 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.3

Radius: 11.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.55 AU - 7.13 AU

Year: 6600 Days

Day: 13 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 109,978,857 km

• M1: 139,276 km (0.075 R)
• M2: 641,027 km (0.086 R)
• M3: 1,016,518 km (0.095 R)
• M4: 1,591,572 km (0.087 R)
• M5: 2,173,059 km (0.065 R)
• M6: 3,338,127 km (0.093 R)
• M7: 3,697,162 km (0.067 R)
• M8: 4,176,473 km (0.118 R)
• M9: 5,205,108 km (0.081 R)
• M10: 5,779,115 km (0.077 R)
• M11: 6,491,052 km (0.112 R)
• M12: 8,202,302 km (0.077 R)
• M13: 9,021,051 km (0.104 R)
• M14: 10,109,226 km (0.053 R)
• M15: 11,376,619 km (0.101 R)
• M16: 12,196,266 km (0.103 R)
• M17: 20,298,935 km (0.083 R)
• M18: 20,719,006 km (0.101 R)
• M19: 24,369,194 km (0.101 R)
• M20: 24,843,718 km (0.091 R)
• M21: 25,567,174 km (0.117 R)
• M22: 25,975,127 km (0.057 R)
• M23: 26,720,274 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.3

Radius: 6.1

Gravity: 26.83 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 18.22 AU - 18.3 AU

Year: 28789 Days

Day: 24.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 109,978,857 km

• M1: 85,271 km (0.043 R)
• M2: 346,319 km (0.097 R)
• M3: 644,916 km (0.077 R)
• M4: 995,275 km (0.094 R)
• M5: 1,793,080 km (0.059 R)
• M6: 2,840,265 km (0.106 R)
• M7: 3,989,626 km (0.105 R)
• M8: 5,076,305 km (0.064 R)
• M9: 6,696,001 km (0.099 R)
• M10: 7,162,596 km (0.06 R)
• M11: 7,430,975 km (0.111 R)
• M12: 10,634,464 km (0.085 R)
• M13: 14,230,049 km (0.037 R)
• M14: 17,866,773 km (0.118 R)
• M15: 22,533,030 km (0.088 R)
• M16: 24,534,200 km (0.068 R)
• M17: 46,999,761 km (0.097 R)
• M18: 55,089,565 km (0.103 R)
• M19: 67,570,067 km (0.107 R)
• M20: 83,717,362 km (0.093 R)
• M21: 88,762,550 km (0.041 R)
• M22: 91,359,569 km (0.057 R)
• M23: 92,823,983 km (0.07 R)
• M24: 96,704,552 km (0.118 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: 428 - 14,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit