🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.1

Radius: 8.3

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.99 AU - 1.45 AU

Year: 914 Days

Day: 6.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,836,525 km

• M1: 103,821 km (0.053 R)
• M2: 398,978 km (0.103 R)
• M3: 851,810 km (0.112 R)
• M4: 1,320,500 km (0.105 R)
• M5: 1,589,777 km (0.11 R)
• M6: 2,010,147 km (0.084 R)
• M7: 2,305,303 km (0.072 R)
• M8: 2,606,294 km (0.071 R)
• M9: 2,908,332 km (0.076 R)
• M10: 3,233,558 km (0.117 R)
• M11: 3,744,883 km (0.108 R)
• M12: 5,001,057 km (0.116 R)
• M13: 5,431,300 km (0.038 R)
• M14: 5,785,099 km (0.111 R)
• M15: 6,626,737 km (0.069 R)
• M16: 6,939,696 km (0.114 R)
• M17: 7,499,491 km (0.093 R)
• M18: 8,895,688 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.3

Radius: 9.7

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.31 AU - 1.57 AU

Year: 1172 Days

Day: 7.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,836,525 km

• M1: 120,576 km (0.031 R)
• M2: 523,593 km (0.079 R)
• M3: 939,026 km (0.057 R)
• M4: 1,484,759 km (0.093 R)
• M5: 2,359,308 km (0.106 R)
• M6: 2,682,739 km (0.092 R)
• M7: 3,136,319 km (0.106 R)
• M8: 3,803,675 km (0.102 R)
• M9: 4,414,484 km (0.115 R)
• M10: 7,346,602 km (0.065 R)
• M11: 7,796,891 km (0.097 R)
• M12: 10,594,970 km (0.045 R)
• M13: 11,946,138 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.2

Radius: 10.6

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.38 AU - 4.76 AU

Year: 6626 Days

Day: 13.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,836,525 km

• M1: 131,796 km (0.03 R)
• M2: 821,741 km (0.091 R)
• M3: 1,209,648 km (0.11 R)
• M4: 1,877,453 km (0.103 R)
• M5: 2,321,161 km (0.098 R)
• M6: 2,756,640 km (0.112 R)
• M7: 3,399,911 km (0.085 R)
• M8: 3,939,660 km (0.118 R)
• M9: 4,956,177 km (0.118 R)
• M10: 5,402,727 km (0.054 R)
• M11: 6,139,347 km (0.105 R)
• M12: 7,311,746 km (0.115 R)
• M13: 8,797,103 km (0.09 R)
• M14: 9,186,955 km (0.074 R)
• M15: 10,048,040 km (0.11 R)
• M16: 11,211,762 km (0.058 R)
• M17: 12,462,999 km (0.101 R)
• M18: 16,059,331 km (0.067 R)
• M19: 21,988,942 km (0.077 R)
• M20: 22,386,873 km (0.026 R)
• M21: 23,361,353 km (0.099 R)
• M22: 28,947,038 km (0.077 R)
• M23: 34,180,570 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.7

Radius: 13.6

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.69 AU - 6.15 AU

Year: 7402 Days

Day: 11 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,836,525 km

• M1: 169,195 km (0.076 R)
• M2: 668,104 km (0.1 R)
• M3: 1,428,061 km (0.079 R)
• M4: 1,896,153 km (0.04 R)
• M5: 2,573,831 km (0.078 R)
• M6: 3,258,242 km (0.032 R)
• M7: 4,211,778 km (0.108 R)
• M8: 5,343,786 km (0.108 R)
• M9: 5,805,594 km (0.105 R)
• M10: 6,327,541 km (0.102 R)
• M11: 6,774,540 km (0.066 R)
• M12: 7,655,821 km (0.103 R)
• M13: 8,653,788 km (0.05 R)
• M14: 9,963,667 km (0.037 R)
• M15: 10,475,740 km (0.066 R)
• M16: 11,401,901 km (0.099 R)
• M17: 12,014,504 km (0.089 R)
• M18: 13,361,334 km (0.112 R)
• M19: 14,391,914 km (0.092 R)
• M20: 15,474,703 km (0.057 R)
• M21: 17,599,890 km (0.042 R)
• M22: 18,908,423 km (0.086 R)
• M23: 21,718,768 km (0.074 R)
• M24: 23,385,887 km (0.108 R)
• M25: 25,913,343 km (0.108 R)
• M26: 26,973,693 km (0.108 R)
• M27: 29,180,710 km (0.102 R)
• M28: 30,522,454 km (0.085 R)
• M29: 31,208,659 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.7

Radius: 10.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.06 AU - 5.14 AU

Year: 7812 Days

Day: 13.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,836,525 km

• M1: 131,048 km (0.087 R)
• M2: 451,038 km (0.094 R)
• M3: 779,704 km (0.091 R)
• M4: 1,149,809 km (0.08 R)
• M5: 1,554,920 km (0.115 R)
• M6: 2,720,736 km (0.077 R)
• M7: 3,205,882 km (0.027 R)
• M8: 4,809,721 km (0.119 R)
• M9: 5,447,457 km (0.093 R)
• M10: 5,774,179 km (0.05 R)
• M11: 6,494,792 km (0.098 R)
• M12: 8,643,017 km (0.065 R)
• M13: 9,228,842 km (0.059 R)
• M14: 10,557,122 km (0.045 R)
• M15: 11,924,745 km (0.081 R)
• M16: 12,914,485 km (0.069 R)
• M17: 15,353,229 km (0.11 R)
• M18: 16,891,844 km (0.108 R)
• M19: 19,680,797 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.6

Radius: 9.5

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.64 AU - 6.44 AU

Year: 8844 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,836,525 km

• M1: 157,527 km (0.103 R)
• M2: 646,861 km (0.091 R)
• M3: 1,181,973 km (0.089 R)
• M4: 2,309,791 km (0.097 R)
• M5: 2,619,608 km (0.104 R)
• M6: 3,372,385 km (0.056 R)
• M7: 3,878,624 km (0.101 R)
• M8: 5,204,211 km (0.092 R)
• M9: 7,206,728 km (0.101 R)
• M10: 7,831,897 km (0.087 R)
• M11: 8,860,083 km (0.111 R)
• M12: 12,484,242 km (0.074 R)
• M13: 13,695,835 km (0.042 R)
• M14: 15,050,443 km (0.11 R)
• M15: 16,281,035 km (0.109 R)
• M16: 19,018,826 km (0.106 R)
• M17: 20,867,407 km (0.12 R)
• M18: 21,453,083 km (0.103 R)
• M19: 23,815,083 km (0.059 R)
• M20: 32,711,220 km (0.058 R)
• M21: 33,958,866 km (0.045 R)
• M22: 41,327,758 km (0.109 R)
• M23: 44,276,631 km (0.093 R)
• M24: 45,382,908 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.8

Radius: 4.4

Gravity: 26.9 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.5 AU - 6 AU

Year: 9352 Days

Day: 20.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,836,525 km

• M1: 55,052 km (0.074 R)
• M2: 263,591 km (0.119 R)
• M3: 505,641 km (0.083 R)
• M4: 877,092 km (0.111 R)
• M5: 1,094,907 km (0.04 R)
• M6: 1,299,407 km (0.11 R)
• M7: 1,449,603 km (0.072 R)
• M8: 1,726,060 km (0.103 R)
• M9: 1,877,004 km (0.079 R)
• M10: 2,240,527 km (0.112 R)
• M11: 2,913,419 km (0.109 R)
• M12: 7,997,801 km (0.109 R)
• M13: 8,291,462 km (0.096 R)
• M14: 10,402,886 km (0.04 R)
• M15: 12,231,421 km (0.059 R)
• M16: 12,453,125 km (0.052 R)
• M17: 12,734,070 km (0.107 R)
• M18: 14,324,595 km (0.051 R)
• M19: 15,976,903 km (0.038 R)
• M20: 16,712,625 km (0.101 R)
• M21: 17,470,787 km (0.083 R)
• M22: 18,395,901 km (0.11 R)
• M23: 20,035,344 km (0.062 R)
• M24: 24,118,169 km (0.059 R)
• M25: 27,378,804 km (0.088 R)
• M26: 28,045,262 km (0.072 R)
• M27: 28,237,645 km (0.077 R)
• M28: 30,412,200 km (0.075 R)
• M29: 33,338,035 km (0.083 R)
• M30: 34,647,316 km (0.045 R)
• M31: 35,202,922 km (0.041 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 13,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit