🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.6

Radius: 9.1

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.71 AU - 0.91 AU

Year: 464 Days

Day: 11 Hours

Environment

Temp: -149 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,416,716 km

• M1: 113,246 km (0.09 R)
• M2: 421,268 km (0.091 R)
• M3: 815,907 km (0.112 R)
• M4: 1,198,129 km (0.104 R)
• M5: 1,629,869 km (0.101 R)
• M6: 2,009,997 km (0.104 R)
• M7: 2,858,965 km (0.095 R)
• M8: 3,150,232 km (0.102 R)
• M9: 3,554,146 km (0.104 R)
• M10: 4,185,599 km (0.098 R)
• M11: 4,788,628 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.1

Radius: 8.9

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.49 AU - 2.69 AU

Year: 2650 Days

Day: 10.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 24,416,716 km

• M1: 111,002 km (0.11 R)
• M2: 518,506 km (0.067 R)
• M3: 815,458 km (0.116 R)
• M4: 1,187,508 km (0.109 R)
• M5: 1,618,948 km (0.099 R)
• M6: 2,002,816 km (0.092 R)
• M7: 2,283,013 km (0.071 R)
• M8: 2,829,943 km (0.112 R)
• M9: 3,773,157 km (0.057 R)
• M10: 4,224,793 km (0.096 R)
• M11: 5,189,251 km (0.115 R)
• M12: 5,599,000 km (0.107 R)
• M13: 5,926,619 km (0.102 R)
• M14: 6,593,077 km (0.101 R)
• M15: 8,106,409 km (0.055 R)
• M16: 9,375,448 km (0.101 R)
• M17: 11,360,014 km (0.112 R)
• M18: 12,642,366 km (0.091 R)
• M19: 13,252,277 km (0.069 R)
• M20: 13,973,040 km (0.075 R)
• M21: 14,814,827 km (0.074 R)
• M22: 15,789,307 km (0.079 R)
• M23: 16,910,095 km (0.079 R)
• M24: 17,865,726 km (0.11 R)
• M25: 18,689,262 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.4

Radius: 10.4

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.05 AU - 3.15 AU

Year: 3470 Days

Day: 8.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,416,716 km

• M1: 129,552 km (0.105 R)
• M2: 472,131 km (0.085 R)
• M3: 931,696 km (0.098 R)
• M4: 1,672,504 km (0.108 R)
• M5: 2,785,662 km (0.039 R)
• M6: 3,143,350 km (0.089 R)
• M7: 3,758,946 km (0.07 R)
• M8: 4,107,210 km (0.074 R)
• M9: 6,862,054 km (0.092 R)
• M10: 8,399,771 km (0.083 R)
• M11: 11,772,604 km (0.056 R)
• M12: 12,096,783 km (0.115 R)
• M13: 14,964,125 km (0.029 R)
• M14: 15,510,158 km (0.066 R)
• M15: 17,050,866 km (0.069 R)
• M16: 17,466,449 km (0.102 R)
• M17: 18,256,326 km (0.117 R)
• M18: 20,235,506 km (0.072 R)
• M19: 21,724,304 km (0.079 R)
• M20: 22,072,717 km (0.038 R)
• M21: 22,708,957 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481

Radius: 11.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.25 AU - 4.85 AU

Year: 5182 Days

Day: 6.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 24,416,716 km

• M1: 146,756 km (0.075 R)
• M2: 684,859 km (0.115 R)
• M3: 1,068,129 km (0.101 R)
• M4: 1,542,803 km (0.07 R)
• M5: 2,086,741 km (0.09 R)
• M6: 3,058,379 km (0.07 R)
• M7: 3,503,133 km (0.116 R)
• M8: 3,968,832 km (0.085 R)
• M9: 5,453,590 km (0.116 R)
• M10: 6,631,225 km (0.052 R)
• M11: 7,280,330 km (0.031 R)
• M12: 8,187,043 km (0.107 R)
• M13: 9,011,626 km (0.07 R)
• M14: 9,686,163 km (0.108 R)
• M15: 11,543,121 km (0.104 R)
• M16: 13,524,545 km (0.059 R)
• M17: 14,303,052 km (0.075 R)
• M18: 14,947,221 km (0.064 R)
• M19: 15,387,338 km (0.102 R)
• M20: 16,818,840 km (0.105 R)
• M21: 18,778,422 km (0.109 R)
• M22: 19,813,340 km (0.098 R)
• M23: 23,073,377 km (0.102 R)
• M24: 24,792,107 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.1

Radius: 3.3

Gravity: 65.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.8 AU - 9.04 AU

Year: 14172 Days

Day: 18.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 24,416,716 km

• M1: 53,556 km (0.067 R)
• M2: 325,974 km (0.115 R)
• M3: 454,030 km (0.12 R)
• M4: 666,010 km (0.067 R)
• M5: 824,733 km (0.094 R)
• M6: 1,067,231 km (0.097 R)
• M7: 1,412,653 km (0.05 R)
• M8: 1,828,086 km (0.115 R)
• M9: 2,466,270 km (0.082 R)
• M10: 3,240,739 km (0.055 R)
• M11: 4,476,118 km (0.08 R)
• M12: 5,358,596 km (0.073 R)
• M13: 6,975,898 km (0.096 R)
• M14: 7,369,939 km (0.087 R)
• M15: 7,825,016 km (0.059 R)
• M16: 10,384,635 km (0.093 R)
• M17: 10,553,980 km (0.115 R)
• M18: 11,131,428 km (0.099 R)
• M19: 11,249,461 km (0.119 R)
• M20: 13,252,576 km (0.094 R)
• M21: 14,337,909 km (0.058 R)
• M22: 15,189,869 km (0.037 R)
• M23: 16,301,530 km (0.085 R)
• M24: 18,602,346 km (0.091 R)
• M25: 20,751,917 km (0.088 R)
• M26: 22,775,528 km (0.092 R)
• M27: 26,679,284 km (0.111 R)
• M28: 27,531,693 km (0.099 R)
• M29: 27,964,629 km (0.051 R)
• M30: 28,512,157 km (0.067 R)
• M31: 28,622,561 km (0.084 R)
• M32: 29,969,091 km (0.116 R)
• M33: 30,657,840 km (0.088 R)
• M34: 31,710,859 km (0.066 R)
• M35: 31,829,341 km (0.099 R)
• M36: 35,267,548 km (0.087 R)
• M37: 40,457,099 km (0.079 R)
• M38: 42,725,451 km (0.102 R)
• M39: 47,204,711 km (0.072 R)
• M40: 48,293,035 km (0.062 R)
• M41: 49,397,965 km (0.11 R)
• M42: 53,649,686 km (0.05 R)
• M43: 54,155,476 km (0.106 R)
• M44: 57,081,461 km (0.088 R)
• M45: 57,608,494 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.4

Radius: 5.9

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.69 AU - 11.01 AU

Year: 18178 Days

Day: 21.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,416,716 km

• M1: 77,940 km (0.042 R)
• M2: 318,643 km (0.052 R)
• M3: 1,021,753 km (0.114 R)
• M4: 1,266,944 km (0.085 R)
• M5: 2,175,452 km (0.07 R)
• M6: 2,396,857 km (0.112 R)
• M7: 6,514,838 km (0.078 R)
• M8: 8,712,730 km (0.119 R)
• M9: 11,273,696 km (0.069 R)
• M10: 12,630,847 km (0.114 R)
• M11: 14,656,851 km (0.057 R)
• M12: 23,622,252 km (0.063 R)
• M13: 24,416,766 km (0.114 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 14,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit