🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.7

Radius: 12.5

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.01 AU - 2.35 AU

Year: 2263 Days

Day: 13.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,806,762 km

• M1: 155,731 km (0.08 R)
• M2: 568,023 km (0.102 R)
• M3: 1,065,286 km (0.05 R)
• M4: 1,824,645 km (0.106 R)
• M5: 2,320,263 km (0.051 R)
• M6: 3,218,449 km (0.096 R)
• M7: 3,756,851 km (0.119 R)
• M8: 5,143,025 km (0.048 R)
• M9: 5,651,060 km (0.052 R)
• M10: 6,388,727 km (0.075 R)
• M11: 8,621,026 km (0.085 R)
• M12: 9,085,527 km (0.069 R)
• M13: 9,830,226 km (0.097 R)
• M14: 10,685,327 km (0.119 R)
• M15: 11,626,747 km (0.11 R)
• M16: 14,136,849 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.7

Radius: 14.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.18 AU - 3.36 AU

Year: 4157 Days

Day: 5.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,806,762 km

• M1: 181,612 km (0.103 R)
• M2: 670,348 km (0.025 R)
• M3: 1,127,519 km (0.096 R)
• M4: 1,636,451 km (0.101 R)
• M5: 2,112,322 km (0.117 R)
• M6: 2,801,220 km (0.089 R)
• M7: 4,205,944 km (0.059 R)
• M8: 5,091,863 km (0.117 R)
• M9: 7,403,898 km (0.113 R)
• M10: 9,199,072 km (0.106 R)
• M11: 10,009,743 km (0.083 R)
• M12: 10,736,041 km (0.119 R)
• M13: 11,360,163 km (0.081 R)
• M14: 12,977,466 km (0.119 R)
• M15: 14,208,357 km (0.056 R)
• M16: 16,141,161 km (0.102 R)
• M17: 16,961,407 km (0.116 R)
• M18: 17,809,327 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971

Radius: 10.1

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.89 AU - 4.69 AU

Year: 5186 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,806,762 km

• M1: 125,662 km (0.087 R)
• M2: 474,674 km (0.097 R)
• M3: 1,051,374 km (0.102 R)
• M4: 1,474,885 km (0.118 R)
• M5: 1,851,573 km (0.106 R)
• M6: 2,443,382 km (0.046 R)
• M7: 3,518,542 km (0.104 R)
• M8: 3,860,672 km (0.094 R)
• M9: 4,639,030 km (0.065 R)
• M10: 5,137,041 km (0.109 R)
• M11: 7,059,075 km (0.074 R)
• M12: 8,703,155 km (0.082 R)
• M13: 9,768,891 km (0.081 R)
• M14: 11,354,927 km (0.12 R)
• M15: 13,653,648 km (0.098 R)
• M16: 17,658,682 km (0.117 R)
• M17: 19,572,189 km (0.084 R)
• M18: 23,088,786 km (0.108 R)
• M19: 24,131,184 km (0.098 R)
• M20: 24,705,340 km (0.054 R)
• M21: 26,656,097 km (0.078 R)
• M22: 28,343,411 km (0.086 R)
• M23: 29,166,947 km (0.091 R)
• M24: 31,150,765 km (0.083 R)
• M25: 31,635,911 km (0.067 R)
• M26: 32,721,243 km (0.111 R)
• M27: 33,323,674 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.9

Radius: 14.7

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.9 AU - 4.04 AU

Year: 5560 Days

Day: 9.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,806,762 km

• M1: 183,557 km (0.091 R)
• M2: 1,052,720 km (0.116 R)
• M3: 1,644,829 km (0.048 R)
• M4: 2,458,491 km (0.068 R)
• M5: 2,996,445 km (0.105 R)
• M6: 3,487,276 km (0.036 R)
• M7: 4,265,783 km (0.059 R)
• M8: 5,958,782 km (0.059 R)
• M9: 6,709,913 km (0.077 R)
• M10: 8,250,921 km (0.117 R)
• M11: 10,629,078 km (0.076 R)
• M12: 13,643,775 km (0.048 R)
• M13: 14,396,401 km (0.11 R)
• M14: 15,926,189 km (0.098 R)
• M15: 17,876,796 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199

Radius: 7.4

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.56 AU - 6.94 AU

Year: 9692 Days

Day: 22 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,806,762 km

• M1: 98,735 km (0.116 R)
• M2: 340,036 km (0.042 R)
• M3: 1,766,302 km (0.117 R)
• M4: 2,522,370 km (0.104 R)
• M5: 9,085,228 km (0.112 R)
• M6: 11,566,010 km (0.112 R)
• M7: 16,082,519 km (0.071 R)
• M8: 22,092,614 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.6

Radius: 3.9

Gravity: 58.82 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.85 AU - 8.05 AU

Year: 14294 Days

Day: 23.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,806,762 km

• M1: 178,321 km (0.104 R)
• M2: 357,988 km (0.076 R)
• M3: 556,354 km (0.103 R)
• M4: 681,568 km (0.067 R)
• M5: 1,013,526 km (0.076 R)
• M6: 1,189,453 km (0.043 R)
• M7: 1,475,783 km (0.115 R)
• M8: 2,457,743 km (0.108 R)
• M9: 3,305,664 km (0.118 R)
• M10: 4,461,756 km (0.087 R)
• M11: 5,112,507 km (0.06 R)
• M12: 6,858,165 km (0.079 R)
• M13: 7,395,520 km (0.041 R)
• M14: 7,674,520 km (0.113 R)
• M15: 7,864,360 km (0.091 R)
• M16: 8,106,110 km (0.105 R)
• M17: 11,161,946 km (0.106 R)
• M18: 11,840,821 km (0.12 R)
• M19: 13,145,165 km (0.045 R)
• M20: 13,485,650 km (0.058 R)
• M21: 14,470,153 km (0.101 R)
• M22: 16,898,575 km (0.048 R)
• M23: 19,148,079 km (0.029 R)
• M24: 19,940,050 km (0.11 R)
• M25: 20,571,054 km (0.102 R)
• M26: 20,845,416 km (0.089 R)
• M27: 21,215,222 km (0.064 R)
• M28: 22,447,011 km (0.09 R)
• M29: 26,860,148 km (0.084 R)
• M30: 36,678,107 km (0.079 R)
• M31: 37,897,479 km (0.114 R)
• M32: 44,401,695 km (0.11 R)
• M33: 49,617,874 km (0.095 R)
• M34: 51,443,267 km (0.078 R)
• M35: 52,627,933 km (0.092 R)
• M36: 54,700,910 km (0.075 R)
• M37: 56,112,815 km (0.069 R)
• M38: 56,827,743 km (0.071 R)
• M39: 62,193,669 km (0.034 R)
• M40: 62,384,556 km (0.093 R)
• M41: 66,084,859 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.8

Radius: 4

Gravity: 34.86 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.63 AU - 10.47 AU

Year: 20745 Days

Day: 20.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 72,806,762 km

• M1: 49,816 km (0.105 R)
• M2: 188,493 km (0.046 R)
• M3: 533,167 km (0.108 R)
• M4: 782,995 km (0.075 R)
• M5: 912,098 km (0.09 R)
• M6: 1,068,129 km (0.1 R)
• M7: 1,200,224 km (0.11 R)
• M8: 1,681,330 km (0.037 R)
• M9: 2,617,215 km (0.1 R)
• M10: 3,011,555 km (0.114 R)
• M11: 3,142,602 km (0.109 R)
• M12: 5,794,225 km (0.101 R)
• M13: 6,418,048 km (0.082 R)
• M14: 8,350,104 km (0.094 R)
• M15: 9,531,778 km (0.084 R)
• M16: 9,814,967 km (0.107 R)
• M17: 10,398,398 km (0.069 R)
• M18: 13,594,856 km (0.111 R)
• M19: 13,809,529 km (0.097 R)
• M20: 18,242,413 km (0.071 R)
• M21: 19,033,337 km (0.037 R)
• M22: 21,349,711 km (0.087 R)
• M23: 28,237,346 km (0.095 R)
• M24: 29,532,564 km (0.095 R)
• M25: 30,499,266 km (0.103 R)
• M26: 31,113,964 km (0.099 R)
• M27: 31,988,363 km (0.065 R)
• M28: 32,879,069 km (0.117 R)
• M29: 33,525,182 km (0.117 R)
• M30: 38,145,811 km (0.118 R)
• M31: 39,002,858 km (0.092 R)
• M32: 44,574,182 km (0.119 R)
• M33: 46,327,319 km (0.072 R)
• M34: 46,975,975 km (0.11 R)
• M35: 48,791,196 km (0.112 R)
• M36: 48,958,596 km (0.111 R)
• M37: 54,696,721 km (0.065 R)
• M38: 57,820,475 km (0.11 R)
• M39: 58,761,296 km (0.067 R)
• M40: 66,658,717 km (0.114 R)
• M41: 69,581,560 km (0.104 R)
• M42: 71,937,128 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 19,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit