🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.4

Radius: 9.7

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.46 AU - 0.64 AU

Year: 287 Days

Day: 11.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,762,877 km

• M1: 120,725 km (0.097 R)
• M2: 478,115 km (0.086 R)
• M3: 869,164 km (0.112 R)
• M4: 1,196,334 km (0.118 R)
• M5: 1,511,537 km (0.057 R)
• M6: 1,971,850 km (0.099 R)
• M7: 3,197,505 km (0.093 R)
• M8: 3,605,458 km (0.042 R)
• M9: 4,289,270 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.7

Radius: 10.5

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.58 AU - 0.68 AU

Year: 351 Days

Day: 5.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,762,877 km

• M1: 131,497 km (0.06 R)
• M2: 476,619 km (0.089 R)
• M3: 867,817 km (0.111 R)
• M4: 1,222,813 km (0.107 R)
• M5: 1,778,868 km (0.106 R)
• M6: 2,623,498 km (0.079 R)
• M7: 3,498,945 km (0.102 R)
• M8: 3,834,792 km (0.077 R)
• M9: 4,166,899 km (0.059 R)
• M10: 4,518,155 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.8

Radius: 9.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.15 AU - 1.43 AU

Year: 1030 Days

Day: 14.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,762,877 km

• M1: 123,119 km (0.077 R)
• M2: 561,890 km (0.099 R)
• M3: 1,000,959 km (0.107 R)
• M4: 1,397,394 km (0.077 R)
• M5: 1,742,516 km (0.043 R)
• M6: 2,063,403 km (0.061 R)
• M7: 2,716,398 km (0.025 R)
• M8: 3,044,466 km (0.105 R)
• M9: 3,361,165 km (0.116 R)
• M10: 3,947,738 km (0.091 R)
• M11: 4,775,463 km (0.091 R)
• M12: 6,218,783 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815

Radius: 14.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.47 AU - 1.59 AU

Year: 1330 Days

Day: 6.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,762,877 km

• M1: 191,036 km (0.07 R)
• M2: 678,875 km (0.073 R)
• M3: 1,188,555 km (0.106 R)
• M4: 2,201,033 km (0.072 R)
• M5: 2,700,391 km (0.093 R)
• M6: 3,865,011 km (0.093 R)
• M7: 4,431,239 km (0.1 R)
• M8: 7,430,975 km (0.114 R)
• M9: 8,084,867 km (0.045 R)
• M10: 12,543,482 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.6

Radius: 8.1

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.76 AU - 2.26 AU

Year: 2003 Days

Day: 8.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,762,877 km

• M1: 100,829 km (0.066 R)
• M2: 406,308 km (0.061 R)
• M3: 665,711 km (0.102 R)
• M4: 1,214,735 km (0.075 R)
• M5: 1,793,978 km (0.114 R)
• M6: 2,271,045 km (0.071 R)
• M7: 2,666,732 km (0.099 R)
• M8: 3,642,708 km (0.066 R)
• M9: 4,103,470 km (0.107 R)
• M10: 4,857,592 km (0.068 R)
• M11: 5,356,651 km (0.103 R)
• M12: 8,487,435 km (0.109 R)
• M13: 8,984,399 km (0.041 R)
• M14: 10,158,294 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.4

Radius: 8.2

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.92 AU - 3.16 AU

Year: 3726 Days

Day: 10.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,762,877 km

• M1: 102,026 km (0.107 R)
• M2: 463,005 km (0.107 R)
• M3: 901,178 km (0.092 R)
• M4: 1,423,125 km (0.092 R)
• M5: 1,956,591 km (0.099 R)
• M6: 2,427,674 km (0.074 R)
• M7: 2,748,861 km (0.045 R)
• M8: 3,153,074 km (0.069 R)
• M9: 4,753,323 km (0.114 R)
• M10: 5,524,201 km (0.107 R)
• M11: 6,257,529 km (0.11 R)
• M12: 6,709,315 km (0.093 R)
• M13: 7,054,138 km (0.119 R)
• M14: 8,373,591 km (0.083 R)
• M15: 9,263,100 km (0.039 R)
• M16: 9,970,548 km (0.099 R)
• M17: 12,262,986 km (0.071 R)
• M18: 12,827,120 km (0.08 R)
• M19: 13,408,308 km (0.07 R)
• M20: 14,519,371 km (0.119 R)
• M21: 14,938,245 km (0.11 R)
• M22: 15,800,228 km (0.081 R)
• M23: 17,741,410 km (0.097 R)
• M24: 19,016,881 km (0.098 R)
• M25: 19,392,222 km (0.108 R)
• M26: 21,076,246 km (0.052 R)
• M27: 22,228,598 km (0.092 R)
• M28: 23,637,511 km (0.081 R)
• M29: 24,437,411 km (0.104 R)
• M30: 24,955,618 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.6

Radius: 9.6

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.95 AU - 4.37 AU

Year: 4922 Days

Day: 10.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,762,877 km

• M1: 119,379 km (0.103 R)
• M2: 709,543 km (0.058 R)
• M3: 1,085,482 km (0.097 R)
• M4: 1,583,045 km (0.032 R)
• M5: 2,183,231 km (0.111 R)
• M6: 2,585,650 km (0.107 R)
• M7: 3,224,582 km (0.09 R)
• M8: 4,009,672 km (0.048 R)
• M9: 4,715,325 km (0.099 R)
• M10: 5,124,475 km (0.089 R)
• M11: 6,403,537 km (0.083 R)
• M12: 6,746,116 km (0.115 R)
• M13: 7,954,418 km (0.075 R)
• M14: 8,722,753 km (0.075 R)
• M15: 10,492,196 km (0.069 R)
• M16: 10,837,917 km (0.061 R)
• M17: 13,374,498 km (0.076 R)
• M18: 13,935,939 km (0.104 R)
• M19: 15,270,352 km (0.041 R)
• M20: 15,940,401 km (0.087 R)
• M21: 18,944,626 km (0.085 R)
• M22: 20,311,950 km (0.111 R)
• M23: 21,259,503 km (0.073 R)
• M24: 25,037,448 km (0.104 R)
• M25: 25,578,094 km (0.099 R)
• M26: 26,205,358 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.7

Radius: 4.7

Gravity: 16.92 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.34 AU - 7.68 AU

Year: 13046 Days

Day: 21.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 46,762,877 km

• M1: 58,493 km (0.113 R)
• M2: 212,878 km (0.05 R)
• M3: 466,745 km (0.092 R)
• M4: 656,884 km (0.107 R)
• M5: 937,530 km (0.115 R)
• M6: 1,151,006 km (0.12 R)
• M7: 2,165,728 km (0.116 R)
• M8: 2,871,681 km (0.111 R)
• M9: 4,428,845 km (0.066 R)
• M10: 5,321,047 km (0.089 R)
• M11: 5,553,223 km (0.118 R)
• M12: 5,723,166 km (0.114 R)
• M13: 6,002,166 km (0.105 R)
• M14: 6,894,218 km (0.038 R)
• M15: 7,210,318 km (0.111 R)
• M16: 7,535,993 km (0.089 R)
• M17: 8,042,681 km (0.105 R)
• M18: 8,393,039 km (0.12 R)
• M19: 10,197,189 km (0.109 R)
• M20: 10,452,254 km (0.084 R)
• M21: 10,711,656 km (0.107 R)
• M22: 10,869,332 km (0.114 R)
• M23: 11,406,239 km (0.115 R)
• M24: 14,358,553 km (0.074 R)
• M25: 15,401,250 km (0.102 R)
• M26: 17,058,645 km (0.102 R)
• M27: 17,782,998 km (0.077 R)
• M28: 18,152,654 km (0.101 R)
• M29: 19,292,740 km (0.119 R)
• M30: 19,448,322 km (0.073 R)
• M31: 22,307,436 km (0.117 R)
• M32: 23,173,159 km (0.068 R)
• M33: 26,379,191 km (0.119 R)
• M34: 27,641,647 km (0.078 R)
• M35: 35,137,697 km (0.113 R)
• M36: 44,150,969 km (0.104 R)
• M37: 46,622,924 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 11,473 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit