🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.7

Radius: 10.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.27 AU - 1.59 AU

Year: 1122 Days

Day: 6.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,813,617 km

• M1: 133,292 km (0.117 R)
• M2: 377,884 km (0.119 R)
• M3: 603,029 km (0.07 R)
• M4: 990,488 km (0.108 R)
• M5: 1,191,846 km (0.09 R)
• M6: 1,567,187 km (0.11 R)
• M7: 1,784,254 km (0.086 R)
• M8: 1,999,376 km (0.104 R)
• M9: 2,459,539 km (0.064 R)
• M10: 2,713,705 km (0.053 R)
• M11: 3,671,281 km (0.09 R)
• M12: 4,069,361 km (0.074 R)
• M13: 4,928,951 km (0.09 R)
• M14: 5,164,118 km (0.1 R)
• M15: 5,448,055 km (0.097 R)
• M16: 5,813,822 km (0.108 R)
• M17: 6,069,485 km (0.074 R)
• M18: 6,789,499 km (0.054 R)
• M19: 7,000,432 km (0.107 R)
• M20: 7,297,983 km (0.034 R)
• M21: 7,516,695 km (0.12 R)
• M22: 8,228,332 km (0.045 R)
• M23: 8,460,807 km (0.098 R)
• M24: 9,009,831 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.9

Radius: 10

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.28 AU - 1.98 AU

Year: 1365 Days

Day: 8.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,813,617 km

• M1: 142,268 km (0.104 R)
• M2: 333,902 km (0.12 R)
• M3: 618,886 km (0.066 R)
• M4: 1,272,779 km (0.085 R)
• M5: 1,498,223 km (0.092 R)
• M6: 1,791,435 km (0.061 R)
• M7: 2,451,760 km (0.116 R)
• M8: 3,169,829 km (0.119 R)
• M9: 3,711,523 km (0.07 R)
• M10: 4,176,773 km (0.092 R)
• M11: 5,059,101 km (0.094 R)
• M12: 5,602,291 km (0.077 R)
• M13: 6,986,520 km (0.099 R)
• M14: 10,174,899 km (0.102 R)
• M15: 11,414,168 km (0.101 R)
• M16: 11,741,638 km (0.105 R)
• M17: 12,436,520 km (0.091 R)
• M18: 13,721,865 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.2

Radius: 11.4

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.54 AU - 1.82 AU

Year: 1428 Days

Day: 11.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,813,617 km

• M1: 141,819 km (0.067 R)
• M2: 410,497 km (0.079 R)
• M3: 643,271 km (0.077 R)
• M4: 902,823 km (0.12 R)
• M5: 1,317,060 km (0.05 R)
• M6: 1,727,556 km (0.059 R)
• M7: 1,975,589 km (0.101 R)
• M8: 2,220,631 km (0.086 R)
• M9: 2,605,247 km (0.068 R)
• M10: 2,827,849 km (0.055 R)
• M11: 3,047,458 km (0.115 R)
• M12: 3,485,930 km (0.084 R)
• M13: 4,128,303 km (0.117 R)
• M14: 4,364,967 km (0.067 R)
• M15: 5,002,403 km (0.052 R)
• M16: 5,362,934 km (0.112 R)
• M17: 5,823,097 km (0.083 R)
• M18: 6,411,765 km (0.085 R)
• M19: 6,651,720 km (0.079 R)
• M20: 7,048,752 km (0.07 R)
• M21: 7,398,363 km (0.079 R)
• M22: 8,164,902 km (0.072 R)
• M23: 8,393,937 km (0.106 R)
• M24: 9,035,113 km (0.108 R)
• M25: 9,254,124 km (0.082 R)
• M26: 9,745,404 km (0.089 R)
• M27: 10,018,719 km (0.109 R)
• M28: 10,766,559 km (0.105 R)
• M29: 11,054,086 km (0.1 R)
• M30: 12,859,433 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.1

Radius: 14.8

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.88 AU - 2.18 AU

Year: 1897 Days

Day: 10.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,813,617 km

• M1: 191,635 km (0.091 R)
• M2: 496,964 km (0.034 R)
• M3: 784,342 km (0.102 R)
• M4: 1,336,956 km (0.117 R)
• M5: 1,747,902 km (0.114 R)
• M6: 2,130,722 km (0.059 R)
• M7: 2,515,937 km (0.036 R)
• M8: 2,819,770 km (0.09 R)
• M9: 3,413,524 km (0.06 R)
• M10: 4,092,998 km (0.116 R)
• M11: 4,417,326 km (0.069 R)
• M12: 4,837,247 km (0.071 R)
• M13: 6,169,267 km (0.102 R)
• M14: 6,634,067 km (0.119 R)
• M15: 7,917,019 km (0.112 R)
• M16: 8,352,049 km (0.099 R)
• M17: 8,893,593 km (0.107 R)
• M18: 9,768,442 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535

Radius: 8.8

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.07 AU - 3.21 AU

Year: 3650 Days

Day: 5.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 91,813,617 km

• M1: 124,615 km (0.086 R)
• M2: 375,939 km (0.05 R)
• M3: 720,314 km (0.068 R)
• M4: 919,429 km (0.083 R)
• M5: 1,127,370 km (0.12 R)
• M6: 1,720,824 km (0.12 R)
• M7: 1,957,488 km (0.032 R)
• M8: 2,237,835 km (0.072 R)
• M9: 2,406,880 km (0.055 R)
• M10: 2,968,919 km (0.065 R)
• M11: 3,349,197 km (0.066 R)
• M12: 3,753,261 km (0.095 R)
• M13: 3,917,819 km (0.103 R)
• M14: 5,107,870 km (0.11 R)
• M15: 5,386,870 km (0.079 R)
• M16: 5,808,586 km (0.059 R)
• M17: 6,060,060 km (0.089 R)
• M18: 6,483,273 km (0.034 R)
• M19: 6,773,492 km (0.045 R)
• M20: 6,995,346 km (0.105 R)
• M21: 7,761,287 km (0.077 R)
• M22: 9,617,797 km (0.045 R)
• M23: 10,301,609 km (0.099 R)
• M24: 10,884,292 km (0.069 R)
• M25: 11,707,978 km (0.12 R)
• M26: 12,131,191 km (0.066 R)
• M27: 12,428,591 km (0.094 R)
• M28: 15,158,603 km (0.117 R)
• M29: 15,491,159 km (0.049 R)
• M30: 15,827,305 km (0.052 R)
• M31: 16,129,194 km (0.025 R)
• M32: 20,187,634 km (0.098 R)
• M33: 21,350,159 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.8

Radius: 7.3

Gravity: 17.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.09 AU - 8.43 AU

Year: 12833 Days

Day: 20.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 91,813,617 km

• M1: 265,835 km (0.083 R)
• M2: 831,166 km (0.101 R)
• M3: 1,003,054 km (0.042 R)
• M4: 1,977,235 km (0.104 R)
• M5: 3,531,856 km (0.099 R)
• M6: 4,734,773 km (0.087 R)
• M7: 6,001,867 km (0.097 R)
• M8: 7,464,335 km (0.043 R)
• M9: 7,987,778 km (0.109 R)
• M10: 10,160,388 km (0.075 R)
• M11: 11,240,036 km (0.073 R)
• M12: 11,719,497 km (0.089 R)
• M13: 11,990,269 km (0.098 R)
• M14: 13,390,655 km (0.106 R)
• M15: 15,174,011 km (0.083 R)
• M16: 15,420,249 km (0.113 R)
• M17: 15,856,028 km (0.1 R)
• M18: 16,745,836 km (0.079 R)
• M19: 17,330,614 km (0.091 R)
• M20: 18,463,070 km (0.103 R)
• M21: 19,561,717 km (0.064 R)
• M22: 21,561,092 km (0.112 R)
• M23: 21,707,698 km (0.088 R)
• M24: 27,069,136 km (0.072 R)
• M25: 28,734,011 km (0.065 R)
• M26: 29,328,513 km (0.109 R)
• M27: 30,361,935 km (0.105 R)
• M28: 34,767,742 km (0.056 R)
• M29: 37,806,523 km (0.098 R)
• M30: 38,782,350 km (0.026 R)
• M31: 44,162,039 km (0.073 R)
• M32: 46,283,038 km (0.093 R)
• M33: 53,060,121 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.8

Radius: 3

Gravity: 95.98 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.65 AU - 12.15 AU

Year: 23607 Days

Day: 20.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 91,813,617 km

• M1: 41,738 km (0.099 R)
• M2: 114,442 km (0.087 R)
• M3: 764,296 km (0.107 R)
• M4: 992,133 km (0.102 R)
• M5: 1,251,087 km (0.1 R)
• M6: 1,315,264 km (0.066 R)
• M7: 1,810,583 km (0.119 R)
• M8: 1,993,541 km (0.119 R)
• M9: 2,157,650 km (0.069 R)
• M10: 2,416,305 km (0.054 R)
• M11: 2,658,504 km (0.073 R)
• M12: 4,162,112 km (0.111 R)
• M13: 4,977,121 km (0.118 R)
• M14: 9,612,262 km (0.066 R)
• M15: 11,151,773 km (0.113 R)
• M16: 13,570,322 km (0.08 R)
• M17: 14,068,184 km (0.114 R)
• M18: 14,502,018 km (0.089 R)
• M19: 15,615,774 km (0.084 R)
• M20: 17,165,009 km (0.062 R)
• M21: 17,563,688 km (0.096 R)
• M22: 19,037,227 km (0.105 R)
• M23: 22,981,374 km (0.098 R)
• M24: 23,721,435 km (0.059 R)
• M25: 24,853,592 km (0.04 R)
• M26: 26,502,759 km (0.08 R)
• M27: 27,197,192 km (0.104 R)
• M28: 27,799,623 km (0.087 R)
• M29: 42,849,916 km (0.085 R)
• M30: 43,605,386 km (0.078 R)
• M31: 44,367,587 km (0.073 R)
• M32: 46,824,433 km (0.071 R)
• M33: 48,144,185 km (0.071 R)
• M34: 51,112,356 km (0.106 R)
• M35: 52,075,318 km (0.057 R)
• M36: 52,907,830 km (0.062 R)
• M37: 53,186,830 km (0.061 R)
• M38: 55,874,057 km (0.063 R)
• M39: 56,592,126 km (0.095 R)
• M40: 58,774,161 km (0.106 R)
• M41: 71,918,877 km (0.091 R)
• M42: 74,046,159 km (0.081 R)
• M43: 74,211,016 km (0.057 R)
• M44: 82,516,989 km (0.076 R)
• M45: 83,039,833 km (0.027 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 13,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit