🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.8

Radius: 12.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.52 AU - 0.6 AU

Year: 289 Days

Day: 12.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 79,253,715 km

• M1: 150,495 km (0.091 R)
• M2: 567,425 km (0.094 R)
• M3: 1,010,384 km (0.086 R)
• M4: 1,534,874 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.9

Radius: 15

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.11 AU - 2.45 AU

Year: 2376 Days

Day: 13.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,253,715 km

• M1: 186,549 km (0.087 R)
• M2: 911,201 km (0.101 R)
• M3: 1,551,480 km (0.077 R)
• M4: 2,139,399 km (0.091 R)
• M5: 3,101,613 km (0.032 R)
• M6: 4,253,815 km (0.054 R)
• M7: 5,500,714 km (0.036 R)
• M8: 6,304,353 km (0.081 R)
• M9: 7,547,512 km (0.051 R)
• M10: 8,017,997 km (0.119 R)
• M11: 9,227,645 km (0.103 R)
• M12: 10,594,671 km (0.116 R)
• M13: 11,306,757 km (0.075 R)
• M14: 12,305,771 km (0.076 R)
• M15: 13,182,564 km (0.119 R)
• M16: 14,384,284 km (0.09 R)
• M17: 15,507,315 km (0.052 R)
• M18: 17,165,907 km (0.042 R)
• M19: 17,762,653 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.7

Radius: 13.7

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.77 AU - 4.57 AU

Year: 4853 Days

Day: 11.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,253,715 km

• M1: 178,470 km (0.102 R)
• M2: 643,420 km (0.107 R)
• M3: 1,254,229 km (0.086 R)
• M4: 2,078,064 km (0.053 R)
• M5: 2,800,173 km (0.092 R)
• M6: 3,505,826 km (0.112 R)
• M7: 5,019,009 km (0.109 R)
• M8: 5,838,805 km (0.111 R)
• M9: 6,354,618 km (0.03 R)
• M10: 7,282,424 km (0.104 R)
• M11: 8,228,032 km (0.102 R)
• M12: 9,640,386 km (0.085 R)
• M13: 10,822,957 km (0.052 R)
• M14: 12,376,232 km (0.114 R)
• M15: 13,377,042 km (0.057 R)
• M16: 14,226,159 km (0.103 R)
• M17: 15,702,690 km (0.071 R)
• M18: 18,226,257 km (0.051 R)
• M19: 20,030,556 km (0.106 R)
• M20: 20,548,614 km (0.072 R)
• M21: 22,641,189 km (0.068 R)
• M22: 23,203,378 km (0.046 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.3

Radius: 5.4

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.62 AU - 6.88 AU

Year: 9517 Days

Day: 20.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,253,715 km

• M1: 67,169 km (0.106 R)
• M2: 300,841 km (0.081 R)
• M3: 570,566 km (0.088 R)
• M4: 1,244,654 km (0.093 R)
• M5: 1,550,582 km (0.109 R)
• M6: 1,766,302 km (0.12 R)
• M7: 2,734,649 km (0.076 R)
• M8: 3,534,698 km (0.066 R)
• M9: 4,367,959 km (0.062 R)
• M10: 5,229,642 km (0.092 R)
• M11: 6,094,019 km (0.098 R)
• M12: 6,342,202 km (0.09 R)
• M13: 7,685,441 km (0.095 R)
• M14: 8,665,008 km (0.037 R)
• M15: 11,287,010 km (0.092 R)
• M16: 11,553,743 km (0.085 R)
• M17: 14,394,457 km (0.095 R)
• M18: 16,278,044 km (0.032 R)
• M19: 18,100,894 km (0.099 R)
• M20: 19,516,239 km (0.059 R)
• M21: 20,133,629 km (0.091 R)
• M22: 24,114,130 km (0.107 R)
• M23: 27,904,491 km (0.068 R)
• M24: 28,196,506 km (0.08 R)
• M25: 31,861,205 km (0.096 R)
• M26: 34,473,184 km (0.101 R)
• M27: 35,716,641 km (0.078 R)
• M28: 36,639,510 km (0.109 R)
• M29: 42,770,929 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.7

Radius: 4.3

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.5 AU - 9.08 AU

Year: 15008 Days

Day: 23.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,253,715 km

• M1: 54,005 km (0.083 R)
• M2: 347,516 km (0.119 R)
• M3: 523,443 km (0.051 R)
• M4: 856,897 km (0.047 R)
• M5: 1,240,017 km (0.071 R)
• M6: 2,168,571 km (0.066 R)
• M7: 2,585,799 km (0.076 R)
• M8: 2,774,741 km (0.098 R)
• M9: 5,263,451 km (0.099 R)
• M10: 5,660,783 km (0.057 R)
• M11: 6,243,766 km (0.112 R)
• M12: 6,830,340 km (0.107 R)
• M13: 7,045,761 km (0.094 R)
• M14: 7,681,103 km (0.102 R)
• M15: 14,082,246 km (0.108 R)
• M16: 14,786,403 km (0.12 R)
• M17: 18,042,700 km (0.11 R)
• M18: 22,134,651 km (0.073 R)
• M19: 23,327,394 km (0.117 R)
• M20: 24,645,950 km (0.103 R)
• M21: 26,013,424 km (0.07 R)
• M22: 28,250,212 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.8

Radius: 4.6

Gravity: 46.45 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.56 AU - 10.48 AU

Year: 18699 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,253,715 km

• M1: 57,146 km (0.098 R)
• M2: 374,593 km (0.084 R)
• M3: 519,703 km (0.115 R)
• M4: 1,369,419 km (0.107 R)
• M5: 2,595,822 km (0.098 R)
• M6: 3,223,535 km (0.066 R)
• M7: 3,395,124 km (0.11 R)
• M8: 3,664,101 km (0.041 R)
• M9: 3,882,962 km (0.051 R)
• M10: 4,485,991 km (0.107 R)
• M11: 7,137,763 km (0.06 R)
• M12: 7,529,261 km (0.119 R)
• M13: 7,781,184 km (0.109 R)
• M14: 9,182,317 km (0.106 R)
• M15: 12,403,459 km (0.053 R)
• M16: 13,185,257 km (0.064 R)
• M17: 13,477,571 km (0.07 R)
• M18: 13,999,369 km (0.054 R)
• M19: 21,957,975 km (0.115 R)
• M20: 22,162,775 km (0.101 R)
• M21: 27,703,132 km (0.118 R)
• M22: 28,062,167 km (0.112 R)
• M23: 31,564,104 km (0.106 R)
• M24: 31,824,853 km (0.09 R)
• M25: 32,882,210 km (0.098 R)
• M26: 33,284,778 km (0.025 R)
• M27: 41,102,613 km (0.113 R)
• M28: 43,472,992 km (0.093 R)
• M29: 45,103,010 km (0.093 R)
• M30: 50,414,183 km (0.105 R)
• M31: 61,441,940 km (0.103 R)
• M32: 63,492,478 km (0.11 R)
• M33: 66,225,781 km (0.117 R)
• M34: 77,943,931 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699

Radius: 3.7

Gravity: 51.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.72 AU - 11.8 AU

Year: 21047 Days

Day: 24.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,253,715 km

• M1: 46,076 km (0.089 R)
• M2: 179,517 km (0.095 R)
• M3: 370,404 km (0.103 R)
• M4: 597,943 km (0.116 R)
• M5: 1,196,633 km (0.06 R)
• M6: 1,822,252 km (0.101 R)
• M7: 2,451,610 km (0.077 R)
• M8: 2,665,834 km (0.07 R)
• M9: 3,326,907 km (0.094 R)
• M10: 3,500,590 km (0.104 R)
• M11: 6,083,697 km (0.041 R)
• M12: 6,299,716 km (0.096 R)
• M13: 6,520,971 km (0.111 R)
• M14: 8,217,261 km (0.096 R)
• M15: 11,377,068 km (0.11 R)
• M16: 12,449,236 km (0.059 R)
• M17: 13,733,833 km (0.114 R)
• M18: 14,180,981 km (0.065 R)
• M19: 16,231,070 km (0.067 R)
• M20: 20,136,023 km (0.113 R)
• M21: 24,406,145 km (0.113 R)
• M22: 25,504,941 km (0.042 R)
• M23: 28,275,643 km (0.106 R)
• M24: 30,230,289 km (0.112 R)
• M25: 31,754,093 km (0.085 R)
• M26: 32,666,191 km (0.117 R)
• M27: 35,091,472 km (0.064 R)
• M28: 45,828,859 km (0.057 R)
• M29: 57,788,461 km (0.079 R)
• M30: 63,347,069 km (0.091 R)
• M31: 72,113,354 km (0.09 R)
• M32: 75,742,599 km (0.22 R)
• M33: 77,134,308 km (0.222 R)
• M34: 77,836,520 km (0.08 R)
• M35: 78,307,005 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 19,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit