🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.6

Radius: 13.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.91 AU - 2.63 AU

Year: 2320 Days

Day: 13 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,478,011 km

• M1: 171,589 km (0.12 R)
• M2: 695,630 km (0.105 R)
• M3: 1,137,991 km (0.116 R)
• M4: 1,583,344 km (0.116 R)
• M5: 2,124,739 km (0.113 R)
• M6: 3,830,453 km (0.078 R)
• M7: 4,519,501 km (0.066 R)
• M8: 5,467,802 km (0.115 R)
• M9: 6,293,882 km (0.11 R)
• M10: 7,338,374 km (0.064 R)
• M11: 8,284,580 km (0.112 R)
• M12: 9,054,262 km (0.107 R)
• M13: 9,972,493 km (0.107 R)
• M14: 11,465,031 km (0.089 R)
• M15: 12,265,081 km (0.111 R)
• M16: 13,102,081 km (0.074 R)
• M17: 14,363,340 km (0.081 R)
• M18: 15,023,665 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.6

Radius: 10.6

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.15 AU - 2.91 AU

Year: 2729 Days

Day: 10.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,478,011 km

• M1: 131,796 km (0.087 R)
• M2: 465,549 km (0.104 R)
• M3: 920,476 km (0.097 R)
• M4: 1,270,984 km (0.097 R)
• M5: 2,164,083 km (0.105 R)
• M6: 3,504,330 km (0.073 R)
• M7: 5,237,272 km (0.101 R)
• M8: 6,861,007 km (0.088 R)
• M9: 7,329,697 km (0.033 R)
• M10: 8,662,315 km (0.104 R)
• M11: 9,175,286 km (0.107 R)
• M12: 10,681,737 km (0.097 R)
• M13: 13,174,336 km (0.113 R)
• M14: 16,545,076 km (0.065 R)
• M15: 17,389,406 km (0.088 R)
• M16: 19,221,082 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354

Radius: 12.4

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.74 AU - 4.1 AU

Year: 4290 Days

Day: 13 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,478,011 km

• M1: 155,582 km (0.084 R)
• M2: 1,061,846 km (0.092 R)
• M3: 1,503,309 km (0.077 R)
• M4: 2,268,801 km (0.115 R)
• M5: 2,757,388 km (0.032 R)
• M6: 3,499,543 km (0.085 R)
• M7: 3,989,925 km (0.095 R)
• M8: 4,570,813 km (0.047 R)
• M9: 5,036,960 km (0.096 R)
• M10: 5,875,905 km (0.115 R)
• M11: 6,315,125 km (0.107 R)
• M12: 7,015,243 km (0.035 R)
• M13: 7,766,523 km (0.109 R)
• M14: 8,229,080 km (0.054 R)
• M15: 9,392,802 km (0.117 R)
• M16: 11,152,521 km (0.081 R)
• M17: 11,656,816 km (0.062 R)
• M18: 13,590,219 km (0.061 R)
• M19: 16,906,055 km (0.098 R)
• M20: 18,083,391 km (0.064 R)
• M21: 18,546,097 km (0.114 R)
• M22: 20,043,123 km (0.099 R)

Asteroid Belt

Center: 4.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 13.9

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.55 AU - 5.11 AU

Year: 7200 Days

Day: 5.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,478,011 km

• M1: 173,234 km (0.116 R)
• M2: 687,402 km (0.107 R)
• M3: 1,466,209 km (0.11 R)
• M4: 2,098,709 km (0.113 R)
• M5: 2,689,022 km (0.088 R)
• M6: 3,164,893 km (0.115 R)
• M7: 3,820,730 km (0.119 R)
• M8: 4,481,653 km (0.059 R)
• M9: 4,943,910 km (0.027 R)
• M10: 5,406,317 km (0.086 R)
• M11: 5,999,473 km (0.071 R)
• M12: 6,635,862 km (0.117 R)
• M13: 7,715,211 km (0.032 R)
• M14: 9,363,480 km (0.119 R)
• M15: 10,720,632 km (0.093 R)
• M16: 11,499,738 km (0.028 R)
• M17: 15,127,037 km (0.051 R)
• M18: 16,647,849 km (0.116 R)
• M19: 17,622,180 km (0.067 R)
• M20: 19,154,511 km (0.112 R)
• M21: 20,932,931 km (0.056 R)
• M22: 23,073,228 km (0.066 R)
• M23: 25,446,448 km (0.106 R)
• M24: 26,179,927 km (0.036 R)
• M25: 27,021,714 km (0.118 R)
• M26: 29,756,812 km (0.065 R)
• M27: 32,457,203 km (0.065 R)
• M28: 34,087,520 km (0.117 R)
• M29: 35,544,005 km (0.087 R)
• M30: 36,230,061 km (0.117 R)
• M31: 40,782,025 km (0.047 R)
• M32: 41,660,314 km (0.071 R)
• M33: 42,167,750 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.5

Radius: 3.8

Gravity: 40.82 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.49 AU - 9.35 AU

Year: 16571 Days

Day: 22 Hours

Environment

Temp: -223 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,478,011 km

• M1: 52,658 km (0.112 R)
• M2: 1,221,167 km (0.117 R)
• M3: 1,447,808 km (0.103 R)
• M4: 1,635,703 km (0.101 R)
• M5: 3,802,778 km (0.065 R)
• M6: 3,979,154 km (0.108 R)
• M7: 4,348,511 km (0.109 R)
• M8: 5,226,650 km (0.11 R)
• M9: 5,444,914 km (0.104 R)
• M10: 6,461,880 km (0.102 R)
• M11: 9,226,598 km (0.117 R)
• M12: 12,885,613 km (0.112 R)
• M13: 15,032,791 km (0.053 R)
• M14: 17,246,690 km (0.101 R)
• M15: 19,149,874 km (0.075 R)
• M16: 21,930,449 km (0.045 R)
• M17: 29,975,374 km (0.108 R)
• M18: 40,485,821 km (0.082 R)
• M19: 44,872,330 km (0.041 R)
• M20: 46,867,667 km (0.09 R)
• M21: 47,966,164 km (0.111 R)
• M22: 61,764,323 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.9

Radius: 8

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.64 AU - 10.78 AU

Year: 18957 Days

Day: 23.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,478,011 km

• M1: 100,530 km (0.101 R)
• M2: 510,428 km (0.104 R)
• M3: 1,196,783 km (0.1 R)
• M4: 1,898,547 km (0.112 R)
• M5: 2,418,848 km (0.12 R)
• M6: 2,926,284 km (0.057 R)
• M7: 3,219,346 km (0.075 R)
• M8: 3,620,867 km (0.115 R)
• M9: 4,319,040 km (0.071 R)
• M10: 5,028,882 km (0.083 R)
• M11: 7,429,778 km (0.094 R)
• M12: 8,446,445 km (0.065 R)
• M13: 8,988,289 km (0.091 R)
• M14: 10,141,389 km (0.093 R)
• M15: 11,850,395 km (0.081 R)
• M16: 13,965,111 km (0.076 R)
• M17: 14,568,888 km (0.079 R)
• M18: 15,190,018 km (0.051 R)
• M19: 18,384,082 km (0.09 R)
• M20: 19,201,335 km (0.077 R)
• M21: 20,042,524 km (0.103 R)
• M22: 24,403,751 km (0.107 R)
• M23: 24,839,081 km (0.114 R)
• M24: 26,403,426 km (0.075 R)
• M25: 27,560,416 km (0.093 R)
• M26: 34,533,771 km (0.104 R)
• M27: 35,220,575 km (0.112 R)
• M28: 39,833,724 km (0.081 R)
• M29: 42,440,916 km (0.063 R)
• M30: 45,323,218 km (0.082 R)
• M31: 48,847,894 km (0.07 R)
• M32: 54,378,377 km (0.108 R)
• M33: 66,875,335 km (0.106 R)
• M34: 67,513,968 km (0.083 R)
• M35: 68,371,762 km (0.074 R)
• M36: 69,890,480 km (0.084 R)
• M37: 72,546,141 km (0.065 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 20,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit