🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 10.2

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.89 AU - 1.31 AU

Year: 734 Days

Day: 13.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,751,040 km

• M1: 126,859 km (0.099 R)
• M2: 537,954 km (0.112 R)
• M3: 876,793 km (0.058 R)
• M4: 1,272,629 km (0.086 R)
• M5: 1,840,951 km (0.076 R)
• M6: 2,416,006 km (0.08 R)
• M7: 3,029,806 km (0.119 R)
• M8: 3,642,259 km (0.113 R)
• M9: 4,063,677 km (0.053 R)
• M10: 4,602,079 km (0.104 R)
• M11: 5,336,605 km (0.101 R)
• M12: 5,702,671 km (0.064 R)
• M13: 6,335,919 km (0.044 R)
• M14: 6,680,891 km (0.096 R)
• M15: 7,479,295 km (0.099 R)
• M16: 8,650,048 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.4

Radius: 11.4

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.32 AU - 1.36 AU

Year: 986 Days

Day: 10.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,751,040 km

• M1: 142,118 km (0.113 R)
• M2: 518,357 km (0.116 R)
• M3: 873,652 km (0.047 R)
• M4: 1,395,449 km (0.076 R)
• M5: 1,782,608 km (0.086 R)
• M6: 2,638,458 km (0.058 R)
• M7: 3,627,300 km (0.059 R)
• M8: 4,147,900 km (0.027 R)
• M9: 4,718,018 km (0.076 R)
• M10: 5,098,295 km (0.054 R)
• M11: 6,130,072 km (0.082 R)
• M12: 6,850,386 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.7

Radius: 12.6

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.82 AU - 4.6 AU

Year: 4544 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,751,040 km

• M1: 156,629 km (0.113 R)
• M2: 679,623 km (0.063 R)
• M3: 1,128,866 km (0.039 R)
• M4: 1,970,354 km (0.112 R)
• M5: 3,671,581 km (0.042 R)
• M6: 4,564,231 km (0.087 R)
• M7: 5,062,242 km (0.09 R)
• M8: 6,911,870 km (0.069 R)
• M9: 8,157,871 km (0.068 R)
• M10: 9,299,153 km (0.061 R)
• M11: 10,589,136 km (0.114 R)
• M12: 12,692,183 km (0.032 R)
• M13: 13,734,880 km (0.119 R)
• M14: 14,442,777 km (0.052 R)
• M15: 15,404,841 km (0.071 R)
• M16: 17,206,448 km (0.088 R)
• M17: 18,944,476 km (0.03 R)
• M18: 19,549,151 km (0.12 R)
• M19: 21,081,182 km (0.106 R)
• M20: 22,244,755 km (0.093 R)
• M21: 22,767,150 km (0.064 R)
• M22: 28,889,144 km (0.085 R)
• M23: 29,332,552 km (0.085 R)
• M24: 30,506,596 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.2

Radius: 12.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.69 AU - 5.07 AU

Year: 5828 Days

Day: 13.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 147.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,751,040 km

• M1: 160,070 km (0.08 R)
• M2: 565,181 km (0.066 R)
• M3: 1,040,603 km (0.087 R)
• M4: 2,970,116 km (0.068 R)
• M5: 4,143,412 km (0.066 R)
• M6: 4,717,718 km (0.114 R)
• M7: 5,175,937 km (0.088 R)
• M8: 7,601,217 km (0.075 R)
• M9: 10,477,236 km (0.032 R)
• M10: 11,886,748 km (0.117 R)
• M11: 12,739,605 km (0.11 R)
• M12: 13,313,014 km (0.085 R)
• M13: 15,136,911 km (0.075 R)
• M14: 16,199,355 km (0.078 R)
• M15: 19,823,663 km (0.111 R)
• M16: 21,603,728 km (0.111 R)
• M17: 30,346,227 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 604.8

Radius: 4.8

Gravity: 26.25 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.66 AU - 7.72 AU

Year: 11002 Days

Day: 16 Hours

Environment

Temp: -215 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,751,040 km

• M1: 59,690 km (0.114 R)
• M2: 304,432 km (0.095 R)
• M3: 788,381 km (0.045 R)
• M4: 1,290,880 km (0.105 R)
• M5: 1,883,437 km (0.107 R)
• M6: 2,069,687 km (0.066 R)
• M7: 2,231,103 km (0.084 R)
• M8: 3,558,036 km (0.085 R)
• M9: 3,711,972 km (0.092 R)
• M10: 4,343,873 km (0.103 R)
• M11: 4,792,966 km (0.035 R)
• M12: 5,305,488 km (0.112 R)
• M13: 6,178,093 km (0.103 R)
• M14: 6,862,952 km (0.115 R)
• M15: 7,512,955 km (0.116 R)
• M16: 8,292,360 km (0.066 R)
• M17: 11,169,725 km (0.119 R)
• M18: 13,011,574 km (0.089 R)
• M19: 14,389,221 km (0.075 R)
• M20: 15,518,236 km (0.108 R)
• M21: 17,283,940 km (0.068 R)
• M22: 18,253,035 km (0.109 R)
• M23: 18,481,770 km (0.11 R)
• M24: 18,712,300 km (0.119 R)
• M25: 19,574,283 km (0.086 R)
• M26: 20,136,472 km (0.108 R)
• M27: 21,208,789 km (0.105 R)
• M28: 25,120,624 km (0.069 R)
• M29: 28,761,088 km (0.114 R)
• M30: 30,119,287 km (0.1 R)
• M31: 35,150,712 km (0.073 R)
• M32: 40,069,042 km (0.054 R)
• M33: 48,567,547 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418

Radius: 6.2

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.63 AU - 11.13 AU

Year: 18266 Days

Day: 19.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,751,040 km

• M1: 78,389 km (0.042 R)
• M2: 325,675 km (0.103 R)
• M3: 825,032 km (0.098 R)
• M4: 1,764,956 km (0.116 R)
• M5: 2,065,199 km (0.095 R)
• M6: 3,302,373 km (0.055 R)
• M7: 4,197,866 km (0.105 R)
• M8: 5,459,873 km (0.069 R)
• M9: 5,944,421 km (0.072 R)
• M10: 6,871,329 km (0.03 R)
• M11: 9,631,111 km (0.069 R)
• M12: 11,672,075 km (0.062 R)
• M13: 13,713,936 km (0.064 R)
• M14: 13,916,791 km (0.09 R)
• M15: 17,127,161 km (0.103 R)
• M16: 22,629,371 km (0.118 R)
• M17: 28,539,085 km (0.097 R)
• M18: 35,021,011 km (0.06 R)
• M19: 38,803,892 km (0.113 R)
• M20: 48,566,350 km (0.092 R)
• M21: 58,592,848 km (0.08 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 13,097 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit