🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.6

Radius: 14.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.68 AU - 0.72 AU

Year: 404 Days

Day: 12.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 78,285,412 km

• M1: 182,809 km (0.117 R)
• M2: 712,235 km (0.077 R)
• M3: 1,389,166 km (0.103 R)
• M4: 1,913,506 km (0.062 R)
• M5: 2,579,366 km (0.057 R)
• M6: 3,054,489 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 9.7

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.62 AU - 0.82 AU

Year: 422 Days

Day: 10.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,285,412 km

• M1: 120,576 km (0.113 R)
• M2: 437,574 km (0.111 R)
• M3: 765,492 km (0.082 R)
• M4: 1,319,752 km (0.097 R)
• M5: 2,006,706 km (0.079 R)
• M6: 2,636,064 km (0.069 R)
• M7: 3,227,574 km (0.105 R)
• M8: 3,635,976 km (0.11 R)
• M9: 3,944,896 km (0.101 R)
• M10: 4,271,318 km (0.107 R)
• M11: 4,615,842 km (0.067 R)
• M12: 4,963,508 km (0.025 R)
• M13: 5,377,445 km (0.117 R)
• M14: 5,883,684 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 14.7

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.61 AU - 0.91 AU

Year: 457 Days

Day: 13.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,285,412 km

• M1: 182,809 km (0.112 R)
• M2: 936,034 km (0.064 R)
• M3: 1,557,314 km (0.078 R)
• M4: 2,132,817 km (0.065 R)
• M5: 3,459,600 km (0.117 R)
• M6: 3,917,519 km (0.064 R)
• M7: 4,660,722 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240

Radius: 4.9

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.53 AU - 6.67 AU

Year: 10399 Days

Day: 22.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,285,412 km

• M1: 61,186 km (0.103 R)
• M2: 306,077 km (0.115 R)
• M3: 460,612 km (0.117 R)
• M4: 683,662 km (0.05 R)
• M5: 1,174,343 km (0.105 R)
• M6: 2,395,212 km (0.107 R)
• M7: 2,571,587 km (0.078 R)
• M8: 2,970,266 km (0.078 R)
• M9: 3,153,374 km (0.095 R)
• M10: 3,724,987 km (0.118 R)
• M11: 4,311,560 km (0.061 R)
• M12: 4,929,399 km (0.074 R)
• M13: 5,362,934 km (0.047 R)
• M14: 6,405,781 km (0.102 R)
• M15: 8,114,787 km (0.03 R)
• M16: 8,273,061 km (0.086 R)
• M17: 8,433,281 km (0.052 R)
• M18: 9,525,794 km (0.113 R)
• M19: 10,015,278 km (0.088 R)
• M20: 10,996,042 km (0.079 R)
• M21: 13,530,379 km (0.109 R)
• M22: 17,067,322 km (0.108 R)
• M23: 17,327,323 km (0.114 R)
• M24: 18,325,739 km (0.107 R)
• M25: 20,803,529 km (0.107 R)
• M26: 22,548,139 km (0.102 R)
• M27: 24,223,934 km (0.12 R)
• M28: 25,050,463 km (0.093 R)
• M29: 25,218,012 km (0.115 R)
• M30: 26,934,648 km (0.089 R)
• M31: 27,464,374 km (0.092 R)
• M32: 28,001,131 km (0.095 R)
• M33: 28,272,053 km (0.119 R)
• M34: 33,860,880 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.8

Radius: 7.3

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.28 AU - 9.28 AU

Year: 16446 Days

Day: 19.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,285,412 km

• M1: 92,751 km (0.079 R)
• M2: 561,441 km (0.099 R)
• M3: 826,229 km (0.091 R)
• M4: 1,478,625 km (0.074 R)
• M5: 1,948,063 km (0.079 R)
• M6: 2,190,711 km (0.093 R)
• M7: 2,823,061 km (0.104 R)
• M8: 3,348,300 km (0.056 R)
• M9: 5,219,769 km (0.09 R)
• M10: 9,191,592 km (0.105 R)
• M11: 10,922,440 km (0.117 R)
• M12: 11,638,116 km (0.037 R)
• M13: 13,909,760 km (0.092 R)
• M14: 15,015,587 km (0.027 R)
• M15: 15,351,733 km (0.092 R)
• M16: 18,453,197 km (0.102 R)
• M17: 19,546,757 km (0.109 R)
• M18: 21,606,121 km (0.102 R)
• M19: 22,207,804 km (0.112 R)
• M20: 24,726,284 km (0.111 R)
• M21: 28,954,967 km (0.108 R)
• M22: 30,536,815 km (0.089 R)
• M23: 33,299,588 km (0.064 R)
• M24: 35,270,840 km (0.118 R)
• M25: 37,687,892 km (0.099 R)
• M26: 40,342,207 km (0.072 R)
• M27: 43,389,666 km (0.073 R)
• M28: 44,071,982 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.2

Radius: 6.2

Gravity: 16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.03 AU - 12.09 AU

Year: 22025 Days

Day: 15.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,285,412 km

• M1: 93,947 km (0.119 R)
• M2: 379,829 km (0.098 R)
• M3: 909,854 km (0.074 R)
• M4: 1,599,500 km (0.052 R)
• M5: 2,340,010 km (0.079 R)
• M6: 2,761,876 km (0.074 R)
• M7: 3,605,757 km (0.104 R)
• M8: 4,135,783 km (0.064 R)
• M9: 4,436,624 km (0.117 R)
• M10: 7,062,216 km (0.071 R)
• M11: 7,299,329 km (0.12 R)
• M12: 9,853,114 km (0.091 R)
• M13: 10,822,060 km (0.065 R)
• M14: 12,667,798 km (0.112 R)
• M15: 16,385,754 km (0.044 R)
• M16: 17,654,942 km (0.112 R)
• M17: 18,806,696 km (0.106 R)
• M18: 22,357,851 km (0.066 R)
• M19: 22,664,077 km (0.073 R)
• M20: 23,810,595 km (0.059 R)
• M21: 25,214,721 km (0.101 R)
• M22: 25,546,529 km (0.103 R)
• M23: 27,017,675 km (0.062 R)
• M24: 29,757,410 km (0.076 R)
• M25: 31,130,868 km (0.081 R)
• M26: 35,504,212 km (0.065 R)
• M27: 36,481,834 km (0.081 R)
• M28: 40,119,755 km (0.035 R)
• M29: 40,420,896 km (0.108 R)
• M30: 42,727,097 km (0.102 R)
• M31: 49,131,082 km (0.085 R)
• M32: 53,192,365 km (0.06 R)
• M33: 56,901,196 km (0.086 R)
• M34: 60,580,705 km (0.077 R)
• M35: 61,574,633 km (0.044 R)
• M36: 63,799,752 km (0.064 R)
• M37: 67,342,977 km (0.093 R)
• M38: 68,624,134 km (0.102 R)
• M39: 73,012,138 km (0.103 R)
• M40: 75,732,875 km (0.071 R)
• M41: 78,285,463 km (0.083 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 15,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit