🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.1

Radius: 9.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.56 AU - 0.64 AU

Year: 315 Days

Day: 5.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 74,776,616 km

• M1: 121,922 km (0.062 R)
• M2: 538,702 km (0.111 R)
• M3: 1,446,312 km (0.041 R)
• M4: 2,598,365 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674

Radius: 8.1

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.91 AU - 1.01 AU

Year: 638 Days

Day: 6.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,776,616 km

• M1: 100,679 km (0.093 R)
• M2: 512,822 km (0.053 R)
• M3: 860,786 km (0.054 R)
• M4: 1,225,356 km (0.034 R)
• M5: 1,890,767 km (0.095 R)
• M6: 2,525,511 km (0.061 R)
• M7: 3,070,945 km (0.096 R)
• M8: 3,543,226 km (0.118 R)
• M9: 4,632,597 km (0.077 R)
• M10: 4,911,597 km (0.07 R)
• M11: 5,271,829 km (0.082 R)
• M12: 5,798,264 km (0.03 R)
• M13: 6,399,199 km (0.047 R)
• M14: 7,477,500 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.1

Radius: 9.4

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.55 AU - 2.15 AU

Year: 1707 Days

Day: 12.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 74,776,616 km

• M1: 132,843 km (0.107 R)
• M2: 458,817 km (0.108 R)
• M3: 1,346,830 km (0.106 R)
• M4: 1,837,211 km (0.103 R)
• M5: 2,541,518 km (0.083 R)
• M6: 3,642,559 km (0.113 R)
• M7: 4,531,768 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.6

Radius: 8.7

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.73 AU - 2.35 AU

Year: 1976 Days

Day: 14.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,776,616 km

• M1: 108,907 km (0.092 R)
• M2: 414,536 km (0.112 R)
• M3: 889,359 km (0.038 R)
• M4: 1,543,401 km (0.042 R)
• M5: 2,085,843 km (0.036 R)
• M6: 3,066,906 km (0.1 R)
• M7: 3,733,813 km (0.084 R)
• M8: 4,601,780 km (0.104 R)
• M9: 4,903,070 km (0.113 R)
• M10: 5,886,975 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.9

Radius: 11.6

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.97 AU - 4.65 AU

Year: 5044 Days

Day: 8.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,776,616 km

• M1: 144,362 km (0.107 R)
• M2: 511,026 km (0.049 R)
• M3: 939,325 km (0.11 R)
• M4: 1,399,189 km (0.089 R)
• M5: 2,068,639 km (0.074 R)
• M6: 2,922,394 km (0.091 R)
• M7: 3,324,513 km (0.085 R)
• M8: 3,856,035 km (0.047 R)
• M9: 4,978,168 km (0.093 R)
• M10: 5,495,777 km (0.084 R)
• M11: 6,080,705 km (0.086 R)
• M12: 7,448,478 km (0.103 R)
• M13: 8,682,660 km (0.094 R)
• M14: 10,457,490 km (0.111 R)
• M15: 11,308,701 km (0.057 R)
• M16: 12,103,515 km (0.102 R)
• M17: 13,971,843 km (0.106 R)
• M18: 14,770,396 km (0.087 R)
• M19: 19,576,527 km (0.093 R)
• M20: 20,868,454 km (0.118 R)
• M21: 21,535,361 km (0.088 R)
• M22: 22,523,605 km (0.118 R)
• M23: 23,304,207 km (0.098 R)
• M24: 25,586,023 km (0.104 R)
• M25: 26,521,907 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.2

Radius: 8.2

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.61 AU - 5.73 AU

Year: 7973 Days

Day: 11.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,776,616 km

• M1: 102,774 km (0.074 R)
• M2: 800,498 km (0.092 R)
• M3: 1,152,352 km (0.09 R)
• M4: 1,822,102 km (0.107 R)
• M5: 2,534,487 km (0.113 R)
• M6: 2,975,651 km (0.101 R)
• M7: 3,732,916 km (0.026 R)
• M8: 8,121,070 km (0.101 R)
• M9: 8,418,620 km (0.071 R)
• M10: 9,035,562 km (0.084 R)
• M11: 9,401,329 km (0.108 R)
• M12: 10,408,870 km (0.028 R)
• M13: 12,921,965 km (0.073 R)
• M14: 15,293,540 km (0.074 R)
• M15: 16,957,816 km (0.038 R)
• M16: 17,656,139 km (0.12 R)
• M17: 18,813,279 km (0.11 R)
• M18: 19,790,003 km (0.071 R)
• M19: 21,762,601 km (0.053 R)
• M20: 28,461,892 km (0.027 R)
• M21: 29,747,836 km (0.086 R)
• M22: 32,862,463 km (0.116 R)
• M23: 36,762,929 km (0.057 R)
• M24: 38,884,376 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.7

Radius: 4.2

Gravity: 41.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.68 AU - 6.86 AU

Year: 11947 Days

Day: 17.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,776,616 km

• M1: 58,642 km (0.099 R)
• M2: 257,159 km (0.118 R)
• M3: 505,940 km (0.059 R)
• M4: 986,598 km (0.107 R)
• M5: 1,465,311 km (0.101 R)
• M6: 2,641,749 km (0.118 R)
• M7: 2,862,854 km (0.075 R)
• M8: 3,168,782 km (0.082 R)
• M9: 4,428,396 km (0.111 R)
• M10: 9,927,016 km (0.056 R)
• M11: 10,791,542 km (0.107 R)
• M12: 13,297,456 km (0.11 R)
• M13: 15,028,901 km (0.07 R)
• M14: 20,087,104 km (0.028 R)
• M15: 26,373,805 km (0.072 R)
• M16: 26,576,211 km (0.095 R)
• M17: 27,500,128 km (0.11 R)
• M18: 31,752,298 km (0.083 R)
• M19: 33,616,586 km (0.099 R)
• M20: 34,213,781 km (0.085 R)
• M21: 35,061,702 km (0.08 R)
• M22: 38,593,857 km (0.083 R)
• M23: 40,311,390 km (0.112 R)
• M24: 48,294,381 km (0.118 R)
• M25: 48,445,774 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.5

Radius: 6.6

Gravity: 13.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.89 AU - 10.69 AU

Year: 20776 Days

Day: 17.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,776,616 km

• M1: 82,129 km (0.107 R)
• M2: 309,817 km (0.056 R)
• M3: 773,870 km (0.039 R)
• M4: 990,936 km (0.087 R)
• M5: 1,291,778 km (0.094 R)
• M6: 3,958,360 km (0.034 R)
• M7: 5,459,425 km (0.09 R)
• M8: 6,843,355 km (0.112 R)
• M9: 7,886,650 km (0.092 R)
• M10: 9,990,445 km (0.118 R)
• M11: 10,890,575 km (0.109 R)
• M12: 12,441,756 km (0.07 R)
• M13: 14,883,193 km (0.083 R)
• M14: 18,143,529 km (0.077 R)
• M15: 19,754,698 km (0.056 R)
• M16: 20,784,979 km (0.031 R)
• M17: 22,850,626 km (0.096 R)
• M18: 23,568,397 km (0.094 R)
• M19: 24,301,277 km (0.095 R)
• M20: 25,702,261 km (0.085 R)
• M21: 30,227,596 km (0.1 R)
• M22: 35,665,030 km (0.072 R)
• M23: 37,897,030 km (0.099 R)
• M24: 39,484,563 km (0.07 R)
• M25: 40,965,582 km (0.037 R)
• M26: 43,100,942 km (0.1 R)
• M27: 44,038,322 km (0.041 R)
• M28: 46,604,524 km (0.112 R)
• M29: 52,917,105 km (0.114 R)
• M30: 59,969,598 km (0.097 R)
• M31: 69,740,283 km (0.096 R)
• M32: 70,815,294 km (0.099 R)
• M33: 71,901,225 km (0.068 R)
• M34: 74,552,697 km (0.065 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 14,925 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit