🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 14.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.97 AU - 2.05 AU

Year: 1812 Days

Day: 6 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,956,688 km

• M1: 184,005 km (0.098 R)
• M2: 811,269 km (0.087 R)
• M3: 1,576,163 km (0.117 R)
• M4: 3,531,258 km (0.059 R)
• M5: 6,821,962 km (0.099 R)
• M6: 8,390,795 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.4

Radius: 8.9

Gravity: 12.43 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.88 AU - 3.56 AU

Year: 3674 Days

Day: 6.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,956,688 km

• M1: 110,702 km (0.084 R)
• M2: 1,094,757 km (0.1 R)
• M3: 1,762,712 km (0.111 R)
• M4: 2,277,328 km (0.085 R)
• M5: 2,696,801 km (0.097 R)
• M6: 3,035,191 km (0.098 R)
• M7: 3,381,959 km (0.079 R)
• M8: 5,042,346 km (0.103 R)
• M9: 5,873,512 km (0.118 R)
• M10: 6,352,674 km (0.067 R)
• M11: 6,825,253 km (0.094 R)
• M12: 7,253,851 km (0.068 R)
• M13: 7,700,102 km (0.106 R)
• M14: 8,311,359 km (0.107 R)
• M15: 9,032,271 km (0.067 R)
• M16: 9,671,203 km (0.083 R)
• M17: 10,212,149 km (0.111 R)
• M18: 11,218,793 km (0.118 R)
• M19: 12,051,455 km (0.107 R)
• M20: 12,338,084 km (0.033 R)
• M21: 14,366,482 km (0.115 R)
• M22: 15,016,036 km (0.089 R)
• M23: 15,515,992 km (0.118 R)
• M24: 16,490,472 km (0.088 R)
• M25: 17,262,697 km (0.104 R)
• M26: 17,873,056 km (0.097 R)
• M27: 18,943,578 km (0.062 R)
• M28: 19,989,567 km (0.089 R)
• M29: 21,211,931 km (0.036 R)
• M30: 21,560,045 km (0.057 R)
• M31: 23,432,562 km (0.11 R)
• M32: 24,637,423 km (0.115 R)
• M33: 25,099,680 km (0.076 R)
• M34: 25,646,311 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.8

Radius: 8.7

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.38 AU - 4.66 AU

Year: 6110 Days

Day: 8.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,956,688 km

• M1: 108,309 km (0.086 R)
• M2: 436,527 km (0.111 R)
• M3: 922,720 km (0.117 R)
• M4: 1,510,639 km (0.102 R)
• M5: 2,074,324 km (0.05 R)
• M6: 3,268,713 km (0.106 R)
• M7: 3,730,971 km (0.077 R)
• M8: 5,208,399 km (0.055 R)
• M9: 7,662,104 km (0.106 R)
• M10: 7,966,835 km (0.084 R)
• M11: 8,764,042 km (0.115 R)
• M12: 10,103,541 km (0.079 R)
• M13: 10,470,355 km (0.064 R)
• M14: 11,723,985 km (0.111 R)
• M15: 13,237,317 km (0.057 R)
• M16: 14,701,132 km (0.097 R)
• M17: 17,484,700 km (0.093 R)
• M18: 17,947,107 km (0.082 R)
• M19: 22,561,453 km (0.114 R)
• M20: 23,989,215 km (0.083 R)
• M21: 28,450,972 km (0.035 R)
• M22: 30,589,773 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.5

Radius: 4.7

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.43 AU - 6.53 AU

Year: 10488 Days

Day: 18.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,956,688 km

• M1: 77,641 km (0.064 R)
• M2: 626,965 km (0.038 R)
• M3: 1,328,878 km (0.099 R)
• M4: 1,494,333 km (0.106 R)
• M5: 2,557,376 km (0.066 R)
• M6: 2,777,284 km (0.112 R)
• M7: 4,120,374 km (0.099 R)
• M8: 5,273,475 km (0.079 R)
• M9: 7,292,148 km (0.103 R)
• M10: 8,039,988 km (0.117 R)
• M11: 8,234,615 km (0.094 R)
• M12: 10,266,752 km (0.112 R)
• M13: 10,588,687 km (0.051 R)
• M14: 13,961,969 km (0.062 R)
• M15: 15,347,545 km (0.098 R)
• M16: 21,137,581 km (0.099 R)
• M17: 24,799,288 km (0.031 R)
• M18: 25,966,600 km (0.038 R)
• M19: 26,306,786 km (0.099 R)
• M20: 26,822,599 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.9

Radius: 5.9

Gravity: 19.56 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.99 AU - 10.37 AU

Year: 17685 Days

Day: 22.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,956,688 km

• M1: 79,736 km (0.106 R)
• M2: 349,012 km (0.051 R)
• M3: 1,063,790 km (0.044 R)
• M4: 1,607,429 km (0.098 R)
• M5: 1,885,681 km (0.056 R)
• M6: 3,018,586 km (0.046 R)
• M7: 3,361,165 km (0.079 R)
• M8: 3,999,499 km (0.085 R)
• M9: 4,186,945 km (0.045 R)
• M10: 6,066,942 km (0.071 R)
• M11: 9,398,037 km (0.072 R)
• M12: 16,092,093 km (0.064 R)
• M13: 16,408,194 km (0.065 R)
• M14: 19,265,064 km (0.111 R)
• M15: 22,436,988 km (0.087 R)
• M16: 26,484,657 km (0.031 R)
• M17: 33,109,300 km (0.102 R)
• M18: 33,492,420 km (0.104 R)
• M19: 37,074,840 km (0.032 R)
• M20: 42,839,145 km (0.113 R)
• M21: 51,358,744 km (0.115 R)
• M22: 52,389,025 km (0.101 R)
• M23: 58,488,579 km (0.106 R)
• M24: 59,423,715 km (0.092 R)
• M25: 63,656,886 km (0.098 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: 177 - 11,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit