🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850

Radius: 14.7

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.69 AU - 0.77 AU

Year: 403 Days

Day: 12.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,186,071 km

• M1: 182,809 km (0.104 R)
• M2: 714,031 km (0.036 R)
• M3: 1,224,608 km (0.098 R)
• M4: 1,831,976 km (0.086 R)
• M5: 2,319,066 km (0.103 R)
• M6: 2,893,522 km (0.07 R)
• M7: 3,406,942 km (0.088 R)
• M8: 4,532,965 km (0.066 R)
• M9: 5,246,547 km (0.115 R)
• M10: 5,964,018 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.1

Radius: 13.7

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.91 AU - 1.19 AU

Year: 695 Days

Day: 14.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,186,071 km

• M1: 170,542 km (0.096 R)
• M2: 641,775 km (0.059 R)
• M3: 1,261,110 km (0.08 R)
• M4: 1,978,282 km (0.065 R)
• M5: 2,602,554 km (0.109 R)
• M6: 3,055,985 km (0.106 R)
• M7: 3,956,415 km (0.111 R)
• M8: 4,527,430 km (0.027 R)
• M9: 5,044,889 km (0.104 R)
• M10: 6,076,815 km (0.09 R)
• M11: 6,995,496 km (0.107 R)
• M12: 8,004,832 km (0.052 R)
• M13: 8,480,703 km (0.092 R)
• M14: 9,109,014 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.2

Radius: 14.4

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.87 AU - 2.37 AU

Year: 1993 Days

Day: 11 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,186,071 km

• M1: 180,116 km (0.099 R)
• M2: 787,184 km (0.118 R)
• M3: 1,650,364 km (0.114 R)
• M4: 2,114,267 km (0.097 R)
• M5: 2,768,009 km (0.063 R)
• M6: 3,298,932 km (0.07 R)
• M7: 3,805,471 km (0.026 R)
• M8: 4,424,656 km (0.114 R)
• M9: 5,224,257 km (0.108 R)
• M10: 5,768,643 km (0.045 R)
• M11: 6,220,878 km (0.101 R)
• M12: 7,457,005 km (0.061 R)
• M13: 8,149,194 km (0.113 R)
• M14: 14,212,097 km (0.111 R)
• M15: 14,669,268 km (0.111 R)
• M16: 15,806,361 km (0.106 R)
• M17: 16,899,772 km (0.118 R)
• M18: 17,413,192 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.8

Radius: 10

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.15 AU - 2.31 AU

Year: 2150 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,186,071 km

• M1: 124,465 km (0.06 R)
• M2: 492,476 km (0.062 R)
• M3: 869,164 km (0.079 R)
• M4: 1,201,271 km (0.059 R)
• M5: 1,780,364 km (0.061 R)
• M6: 2,147,627 km (0.039 R)
• M7: 2,537,030 km (0.088 R)
• M8: 3,424,146 km (0.044 R)
• M9: 3,997,704 km (0.119 R)
• M10: 5,626,974 km (0.107 R)
• M11: 6,134,560 km (0.051 R)
• M12: 7,781,184 km (0.103 R)
• M13: 11,202,038 km (0.105 R)
• M14: 12,006,426 km (0.102 R)
• M15: 14,231,844 km (0.102 R)
• M16: 16,310,955 km (0.119 R)
• M17: 17,291,120 km (0.049 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.4

Radius: 3.3

Gravity: 66.24 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.4 AU - 9.72 AU

Year: 16171 Days

Day: 19.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,186,071 km

• M1: 41,139 km (0.108 R)
• M2: 209,886 km (0.06 R)
• M3: 326,572 km (0.032 R)
• M4: 879,486 km (0.113 R)
• M5: 1,499,270 km (0.113 R)
• M6: 2,367,386 km (0.076 R)
• M7: 2,542,865 km (0.101 R)
• M8: 2,656,858 km (0.116 R)
• M9: 3,387,345 km (0.076 R)
• M10: 3,843,020 km (0.081 R)
• M11: 4,634,991 km (0.109 R)
• M12: 5,567,883 km (0.068 R)
• M13: 5,721,819 km (0.063 R)
• M14: 6,491,800 km (0.12 R)
• M15: 8,484,593 km (0.104 R)
• M16: 10,850,633 km (0.109 R)
• M17: 13,761,209 km (0.101 R)
• M18: 16,276,996 km (0.118 R)
• M19: 16,591,750 km (0.112 R)
• M20: 17,152,293 km (0.109 R)
• M21: 20,783,183 km (0.101 R)
• M22: 21,434,233 km (0.118 R)
• M23: 22,098,747 km (0.114 R)
• M24: 24,276,593 km (0.047 R)
• M25: 27,360,254 km (0.084 R)
• M26: 32,645,846 km (0.118 R)
• M27: 36,389,532 km (0.115 R)
• M28: 37,607,110 km (0.031 R)
• M29: 37,743,992 km (0.119 R)
• M30: 45,954,671 km (0.071 R)
• M31: 47,057,805 km (0.103 R)
• M32: 49,316,883 km (0.112 R)
• M33: 51,309,826 km (0.08 R)
• M34: 57,246,617 km (0.079 R)
• M35: 61,702,390 km (0.093 R)
• M36: 64,014,425 km (0.081 R)
• M37: 64,994,590 km (0.104 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: 265 - 19,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit