🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.2

Radius: 12

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.7 AU - 1.86 AU

Year: 1584 Days

Day: 11 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,163,368 km

• M1: 149,299 km (0.083 R)
• M2: 571,314 km (0.104 R)
• M3: 1,208,452 km (0.096 R)
• M4: 1,591,422 km (0.097 R)
• M5: 2,526,409 km (0.111 R)
• M6: 3,418,461 km (0.049 R)
• M7: 3,879,522 km (0.097 R)
• M8: 5,908,667 km (0.052 R)
• M9: 6,457,542 km (0.091 R)
• M10: 7,115,623 km (0.043 R)
• M11: 8,796,205 km (0.076 R)
• M12: 12,150,788 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.5

Radius: 13.5

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.75 AU - 2.91 AU

Year: 3175 Days

Day: 9.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,163,368 km

• M1: 167,849 km (0.092 R)
• M2: 660,175 km (0.035 R)
• M3: 1,170,903 km (0.037 R)
• M4: 1,903,483 km (0.116 R)
• M5: 2,593,429 km (0.107 R)
• M6: 3,967,186 km (0.073 R)
• M7: 4,804,036 km (0.105 R)
• M8: 5,986,308 km (0.115 R)
• M9: 6,744,321 km (0.079 R)
• M10: 7,294,542 km (0.105 R)
• M11: 8,256,606 km (0.06 R)
• M12: 9,336,852 km (0.056 R)
• M13: 10,395,107 km (0.114 R)
• M14: 10,855,869 km (0.064 R)
• M15: 11,410,727 km (0.115 R)
• M16: 12,663,460 km (0.06 R)
• M17: 13,821,646 km (0.049 R)
• M18: 17,237,415 km (0.089 R)
• M19: 18,659,193 km (0.096 R)
• M20: 19,226,318 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 12.4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.25 AU - 4.67 AU

Year: 6281 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,163,368 km

• M1: 154,235 km (0.062 R)
• M2: 622,776 km (0.116 R)
• M3: 1,250,788 km (0.103 R)
• M4: 2,043,058 km (0.1 R)
• M5: 2,447,720 km (0.113 R)
• M6: 3,085,306 km (0.059 R)
• M7: 4,222,549 km (0.072 R)
• M8: 5,289,631 km (0.108 R)
• M9: 5,902,833 km (0.094 R)
• M10: 7,162,447 km (0.109 R)
• M11: 8,031,162 km (0.108 R)
• M12: 8,717,517 km (0.097 R)
• M13: 9,932,999 km (0.111 R)
• M14: 10,393,462 km (0.066 R)
• M15: 13,076,649 km (0.106 R)
• M16: 15,878,767 km (0.119 R)
• M17: 18,091,020 km (0.097 R)
• M18: 18,848,733 km (0.09 R)
• M19: 20,134,377 km (0.05 R)
• M20: 21,553,912 km (0.084 R)
• M21: 23,603,103 km (0.112 R)
• M22: 27,631,924 km (0.068 R)
• M23: 29,195,670 km (0.112 R)
• M24: 31,109,924 km (0.082 R)
• M25: 31,700,088 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.6

Radius: 5.2

Gravity: 22.8 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.17 AU - 8.93 AU

Year: 15231 Days

Day: 20.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,163,368 km

• M1: 65,374 km (0.056 R)
• M2: 288,125 km (0.085 R)
• M3: 458,517 km (0.119 R)
• M4: 964,757 km (0.036 R)
• M5: 1,309,879 km (0.085 R)
• M6: 1,700,629 km (0.115 R)
• M7: 2,204,624 km (0.068 R)
• M8: 2,407,030 km (0.093 R)
• M9: 3,530,061 km (0.114 R)
• M10: 5,421,576 km (0.066 R)
• M11: 5,944,421 km (0.092 R)
• M12: 6,541,167 km (0.116 R)
• M13: 6,748,809 km (0.113 R)
• M14: 7,532,702 km (0.085 R)
• M15: 8,230,875 km (0.083 R)
• M16: 10,191,654 km (0.079 R)
• M17: 10,583,900 km (0.074 R)
• M18: 10,928,124 km (0.093 R)
• M19: 12,192,077 km (0.091 R)
• M20: 12,506,831 km (0.047 R)
• M21: 15,150,375 km (0.119 R)
• M22: 15,367,890 km (0.114 R)
• M23: 16,108,250 km (0.093 R)
• M24: 20,433,274 km (0.068 R)
• M25: 21,056,798 km (0.101 R)
• M26: 22,435,342 km (0.108 R)
• M27: 22,623,686 km (0.11 R)
• M28: 25,066,619 km (0.117 R)
• M29: 25,371,051 km (0.092 R)
• M30: 28,005,170 km (0.088 R)
• M31: 35,312,428 km (0.108 R)
• M32: 36,728,970 km (0.094 R)
• M33: 38,317,101 km (0.098 R)
• M34: 44,531,995 km (0.072 R)
• M35: 45,128,142 km (0.084 R)
• M36: 53,705,785 km (0.1 R)
• M37: 58,020,337 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.5

Radius: 4.3

Gravity: 34.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.25 AU - 10.81 AU

Year: 21183 Days

Day: 22.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,163,368 km

• M1: 100,679 km (0.099 R)
• M2: 238,459 km (0.116 R)
• M3: 906,114 km (0.063 R)
• M4: 1,871,170 km (0.114 R)
• M5: 2,693,061 km (0.11 R)
• M6: 3,129,288 km (0.06 R)
• M7: 3,792,456 km (0.097 R)
• M8: 4,306,025 km (0.048 R)
• M9: 5,750,243 km (0.111 R)
• M10: 6,693,158 km (0.102 R)
• M11: 9,839,052 km (0.093 R)
• M12: 10,617,559 km (0.117 R)
• M13: 11,565,860 km (0.088 R)
• M14: 12,364,114 km (0.097 R)
• M15: 17,506,392 km (0.112 R)
• M16: 18,114,208 km (0.095 R)
• M17: 38,542,844 km (0.082 R)
• M18: 55,734,632 km (0.065 R)
• M19: 56,482,022 km (0.098 R)
• M20: 63,309,071 km (0.112 R)
• M21: 69,797,280 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.4

Radius: 4.7

Gravity: 26.68 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.46 AU - 10.68 AU

Year: 22916 Days

Day: 16.1 Hours

Environment

Temp: -244 °C

Axial Tilt: 160.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,163,368 km

• M1: 414,237 km (0.066 R)
• M2: 610,210 km (0.082 R)
• M3: 1,295,667 km (0.085 R)
• M4: 2,372,173 km (0.102 R)
• M5: 3,783,779 km (0.101 R)
• M6: 4,069,511 km (0.117 R)
• M7: 5,841,797 km (0.111 R)
• M8: 12,048,762 km (0.046 R)
• M9: 12,389,396 km (0.118 R)
• M10: 18,477,731 km (0.117 R)
• M11: 20,622,515 km (0.072 R)
• M12: 20,913,932 km (0.082 R)
• M13: 31,757,833 km (0.106 R)
• M14: 34,545,439 km (0.069 R)
• M15: 36,491,857 km (0.116 R)
• M16: 45,664,002 km (0.047 R)
• M17: 52,925,183 km (0.102 R)
• M18: 60,322,649 km (0.088 R)
• M19: 78,533,796 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.8

Radius: 5.2

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.61 AU - 10.65 AU

Year: 23112 Days

Day: 17.7 Hours

Environment

Temp: -243 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,163,368 km

• M1: 64,925 km (0.115 R)
• M2: 282,142 km (0.111 R)
• M3: 924,365 km (0.048 R)
• M4: 1,177,186 km (0.069 R)
• M5: 1,735,186 km (0.104 R)
• M6: 1,987,258 km (0.054 R)
• M7: 3,117,620 km (0.052 R)
• M8: 3,805,022 km (0.075 R)
• M9: 5,625,927 km (0.118 R)
• M10: 6,017,425 km (0.074 R)
• M11: 6,510,948 km (0.098 R)
• M12: 6,986,669 km (0.112 R)
• M13: 7,719,549 km (0.048 R)
• M14: 9,017,909 km (0.102 R)
• M15: 9,553,769 km (0.055 R)
• M16: 12,360,524 km (0.056 R)
• M17: 13,088,767 km (0.1 R)
• M18: 13,429,102 km (0.119 R)
• M19: 15,520,629 km (0.115 R)
• M20: 19,180,392 km (0.11 R)
• M21: 19,531,199 km (0.098 R)
• M22: 19,708,173 km (0.116 R)
• M23: 29,519,400 km (0.064 R)
• M24: 35,855,917 km (0.028 R)
• M25: 36,656,116 km (0.116 R)
• M26: 37,604,866 km (0.097 R)
• M27: 42,594,553 km (0.108 R)
• M28: 43,945,272 km (0.1 R)
• M29: 49,306,411 km (0.082 R)
• M30: 50,129,798 km (0.073 R)
• M31: 53,170,075 km (0.058 R)
• M32: 53,862,115 km (0.116 R)
• M33: 54,210,229 km (0.084 R)
• M34: 54,559,989 km (0.078 R)
• M35: 56,869,780 km (0.102 R)
• M36: 58,506,530 km (0.095 R)
• M37: 60,174,397 km (0.073 R)
• M38: 66,561,329 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 19,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit