🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.4

Radius: 11.3

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.82 AU - 1 AU

Year: 599 Days

Day: 10.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,562,054 km

• M1: 140,472 km (0.093 R)
• M2: 527,033 km (0.088 R)
• M3: 1,048,232 km (0.046 R)
• M4: 1,651,860 km (0.079 R)
• M5: 2,094,071 km (0.091 R)
• M6: 2,645,339 km (0.113 R)
• M7: 3,906,000 km (0.091 R)
• M8: 4,448,442 km (0.076 R)
• M9: 5,380,736 km (0.118 R)
• M10: 5,964,467 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.9

Radius: 8.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.73 AU - 1.11 AU

Year: 609 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,562,054 km

• M1: 108,309 km (0.091 R)
• M2: 388,057 km (0.097 R)
• M3: 735,722 km (0.093 R)
• M4: 1,272,629 km (0.088 R)
• M5: 1,720,675 km (0.062 R)
• M6: 2,457,743 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.8

Radius: 12.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.15 AU - 1.43 AU

Year: 1011 Days

Day: 6.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,562,054 km

• M1: 156,629 km (0.082 R)
• M2: 565,031 km (0.047 R)
• M3: 965,205 km (0.06 R)
• M4: 1,496,278 km (0.112 R)
• M5: 2,012,241 km (0.092 R)
• M6: 2,836,525 km (0.119 R)
• M7: 3,423,846 km (0.039 R)
• M8: 3,981,996 km (0.042 R)
• M9: 4,532,367 km (0.108 R)
• M10: 5,188,503 km (0.072 R)
• M11: 5,588,677 km (0.075 R)
• M12: 6,472,950 km (0.08 R)
• M13: 6,937,601 km (0.096 R)
• M14: 7,519,836 km (0.119 R)
• M15: 8,033,854 km (0.11 R)
• M16: 8,809,071 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.2

Radius: 10.7

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.95 AU - 1.97 AU

Year: 1894 Days

Day: 12.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,562,054 km

• M1: 134,638 km (0.083 R)
• M2: 487,689 km (0.087 R)
• M3: 1,470,697 km (0.066 R)
• M4: 1,963,322 km (0.059 R)
• M5: 2,768,458 km (0.053 R)
• M6: 4,185,599 km (0.035 R)
• M7: 6,568,394 km (0.07 R)
• M8: 7,885,603 km (0.092 R)
• M9: 8,866,367 km (0.116 R)
• M10: 11,515,446 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.2

Radius: 8.7

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.25 AU - 2.47 AU

Year: 2503 Days

Day: 12.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,562,054 km

• M1: 109,206 km (0.115 R)
• M2: 483,500 km (0.092 R)
• M3: 1,281,455 km (0.05 R)
• M4: 1,591,572 km (0.063 R)
• M5: 2,563,509 km (0.038 R)
• M6: 2,839,368 km (0.117 R)
• M7: 7,082,113 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254

Radius: 9.6

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.79 AU - 3.33 AU

Year: 3695 Days

Day: 11.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,562,054 km

• M1: 119,379 km (0.087 R)
• M2: 418,276 km (0.086 R)
• M3: 718,369 km (0.106 R)
• M4: 1,085,781 km (0.105 R)
• M5: 2,116,211 km (0.112 R)
• M6: 2,539,125 km (0.037 R)
• M7: 2,986,123 km (0.11 R)
• M8: 5,298,757 km (0.086 R)
• M9: 5,780,163 km (0.071 R)
• M10: 7,055,634 km (0.057 R)
• M11: 7,372,632 km (0.101 R)
• M12: 8,606,515 km (0.07 R)
• M13: 9,794,621 km (0.117 R)
• M14: 11,127,389 km (0.072 R)
• M15: 12,327,164 km (0.12 R)
• M16: 13,347,571 km (0.115 R)
• M17: 14,149,116 km (0.1 R)
• M18: 14,935,253 km (0.112 R)
• M19: 15,946,086 km (0.12 R)
• M20: 17,156,632 km (0.1 R)
• M21: 17,678,579 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.9

Radius: 11.8

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.15 AU - 6.29 AU

Year: 8232 Days

Day: 11.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 95.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,562,054 km

• M1: 187,446 km (0.077 R)
• M2: 1,039,855 km (0.028 R)
• M3: 1,457,233 km (0.075 R)
• M4: 2,016,280 km (0.069 R)
• M5: 3,045,065 km (0.108 R)
• M6: 3,677,116 km (0.047 R)
• M7: 4,880,032 km (0.098 R)
• M8: 6,172,408 km (0.091 R)
• M9: 6,881,951 km (0.112 R)
• M10: 8,579,737 km (0.092 R)
• M11: 9,800,157 km (0.035 R)
• M12: 10,363,692 km (0.075 R)
• M13: 11,040,472 km (0.07 R)
• M14: 13,777,515 km (0.112 R)
• M15: 14,319,807 km (0.044 R)
• M16: 16,330,702 km (0.119 R)
• M17: 17,750,685 km (0.087 R)
• M18: 18,588,882 km (0.103 R)
• M19: 19,184,431 km (0.087 R)
• M20: 19,861,062 km (0.095 R)
• M21: 21,840,541 km (0.088 R)
• M22: 22,355,307 km (0.097 R)
• M23: 24,181,897 km (0.105 R)
• M24: 27,021,115 km (0.101 R)
• M25: 29,446,994 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.3

Radius: 6.6

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.7 AU - 8.6 AU

Year: 14605 Days

Day: 24.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,562,054 km

• M1: 82,728 km (0.101 R)
• M2: 304,132 km (0.057 R)
• M3: 906,862 km (0.036 R)
• M4: 1,277,416 km (0.106 R)
• M5: 1,577,809 km (0.077 R)
• M6: 2,060,262 km (0.092 R)
• M7: 3,296,539 km (0.069 R)
• M8: 5,488,447 km (0.109 R)
• M9: 6,465,770 km (0.111 R)
• M10: 6,805,506 km (0.103 R)
• M11: 9,023,444 km (0.119 R)
• M12: 12,994,221 km (0.069 R)
• M13: 18,729,055 km (0.061 R)
• M14: 20,192,122 km (0.104 R)
• M15: 20,586,013 km (0.117 R)
• M16: 20,984,991 km (0.109 R)
• M17: 21,661,323 km (0.112 R)
• M18: 24,290,805 km (0.06 R)
• M19: 25,187,345 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.2

Radius: 3.1

Gravity: 73.49 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.8 AU - 9.52 AU

Year: 17591 Days

Day: 18.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 70,562,054 km

• M1: 38,596 km (0.098 R)
• M2: 200,760 km (0.111 R)
• M3: 316,699 km (0.072 R)
• M4: 585,975 km (0.108 R)
• M5: 852,558 km (0.083 R)
• M6: 1,114,205 km (0.084 R)
• M7: 1,278,015 km (0.105 R)
• M8: 1,904,830 km (0.062 R)
• M9: 4,688,846 km (0.092 R)
• M10: 5,529,137 km (0.075 R)
• M11: 6,551,040 km (0.094 R)
• M12: 7,454,312 km (0.119 R)
• M13: 8,386,457 km (0.059 R)
• M14: 10,185,371 km (0.115 R)
• M15: 11,580,970 km (0.062 R)
• M16: 12,893,840 km (0.114 R)
• M17: 13,306,282 km (0.109 R)
• M18: 14,819,165 km (0.116 R)
• M19: 15,271,699 km (0.12 R)
• M20: 16,684,202 km (0.033 R)
• M21: 16,927,747 km (0.1 R)
• M22: 19,856,425 km (0.112 R)
• M23: 20,591,549 km (0.117 R)
• M24: 22,018,263 km (0.104 R)
• M25: 22,213,339 km (0.081 R)
• M26: 23,918,456 km (0.096 R)
• M27: 25,279,647 km (0.043 R)
• M28: 25,493,572 km (0.091 R)
• M29: 27,813,087 km (0.083 R)
• M30: 29,435,027 km (0.072 R)
• M31: 32,109,537 km (0.109 R)
• M32: 32,360,413 km (0.031 R)
• M33: 36,965,185 km (0.052 R)
• M34: 43,348,825 km (0.116 R)
• M35: 46,159,021 km (0.114 R)
• M36: 46,478,562 km (0.041 R)
• M37: 48,591,483 km (0.106 R)
• M38: 50,259,948 km (0.118 R)
• M39: 50,767,683 km (0.102 R)
• M40: 53,358,419 km (0.061 R)
• M41: 55,673,745 km (0.061 R)
• M42: 57,684,490 km (0.085 R)
• M43: 69,509,454 km (0.037 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 11,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit