🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.6

Radius: 10.4

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.03 AU - 1.11 AU

Year: 726 Days

Day: 8.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,374,977 km

• M1: 129,402 km (0.087 R)
• M2: 476,768 km (0.085 R)
• M3: 801,097 km (0.114 R)
• M4: 1,224,459 km (0.119 R)
• M5: 1,572,274 km (0.091 R)
• M6: 2,371,126 km (0.034 R)
• M7: 2,770,253 km (0.038 R)
• M8: 3,102,061 km (0.105 R)
• M9: 3,761,489 km (0.075 R)
• M10: 4,495,865 km (0.073 R)
• M11: 4,838,743 km (0.107 R)
• M12: 5,305,189 km (0.095 R)
• M13: 6,129,922 km (0.119 R)
• M14: 6,552,686 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.6

Radius: 13.9

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.94 AU - 1.28 AU

Year: 767 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,374,977 km

• M1: 172,935 km (0.082 R)
• M2: 640,877 km (0.107 R)
• M3: 1,337,255 km (0.08 R)
• M4: 1,782,608 km (0.052 R)
• M5: 2,414,360 km (0.048 R)
• M6: 3,722,593 km (0.115 R)
• M7: 4,165,852 km (0.12 R)
• M8: 4,888,709 km (0.102 R)
• M9: 5,654,500 km (0.075 R)
• M10: 6,201,580 km (0.079 R)
• M11: 7,054,437 km (0.105 R)
• M12: 8,008,872 km (0.073 R)
• M13: 8,966,896 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.5

Radius: 8.6

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.13 AU - 1.87 AU

Year: 1205 Days

Day: 11.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 96.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,374,977 km

• M1: 106,962 km (0.093 R)
• M2: 407,953 km (0.117 R)
• M3: 1,075,758 km (0.078 R)
• M4: 1,703,920 km (0.091 R)
• M5: 2,917,906 km (0.05 R)
• M6: 3,481,890 km (0.107 R)
• M7: 3,811,455 km (0.059 R)
• M8: 4,237,360 km (0.079 R)
• M9: 4,581,285 km (0.119 R)
• M10: 5,097,847 km (0.038 R)
• M11: 5,689,656 km (0.101 R)
• M12: 6,246,908 km (0.107 R)
• M13: 7,010,156 km (0.111 R)
• M14: 7,403,150 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.1

Radius: 13.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.88 AU - 2.34 AU

Year: 2011 Days

Day: 7.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,374,977 km

• M1: 167,849 km (0.075 R)
• M2: 597,344 km (0.101 R)
• M3: 1,283,101 km (0.102 R)
• M4: 1,728,454 km (0.059 R)
• M5: 2,389,826 km (0.089 R)
• M6: 3,093,385 km (0.098 R)
• M7: 4,813,461 km (0.114 R)
• M8: 5,412,301 km (0.07 R)
• M9: 6,060,359 km (0.084 R)
• M10: 6,656,656 km (0.084 R)
• M11: 8,470,531 km (0.103 R)
• M12: 9,153,445 km (0.082 R)
• M13: 10,986,318 km (0.11 R)
• M14: 11,723,686 km (0.106 R)
• M15: 13,503,601 km (0.117 R)
• M16: 14,092,568 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 13.7

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.93 AU - 2.67 AU

Year: 2288 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 172.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,374,977 km

• M1: 170,392 km (0.112 R)
• M2: 714,330 km (0.106 R)
• M3: 1,228,797 km (0.04 R)
• M4: 1,734,887 km (0.06 R)
• M5: 2,692,911 km (0.085 R)
• M6: 3,199,001 km (0.12 R)
• M7: 3,734,262 km (0.091 R)
• M8: 4,443,805 km (0.051 R)
• M9: 5,417,088 km (0.093 R)
• M10: 6,477,737 km (0.115 R)
• M11: 7,285,865 km (0.059 R)
• M12: 8,730,083 km (0.042 R)
• M13: 11,389,634 km (0.088 R)
• M14: 11,874,181 km (0.087 R)
• M15: 14,767,853 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.4

Radius: 14.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.61 AU - 3.73 AU

Year: 4612 Days

Day: 7.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,374,977 km

• M1: 188,344 km (0.096 R)
• M2: 662,868 km (0.052 R)
• M3: 1,184,666 km (0.07 R)
• M4: 1,675,347 km (0.071 R)
• M5: 2,892,026 km (0.079 R)
• M6: 3,497,149 km (0.112 R)
• M7: 4,467,441 km (0.092 R)
• M8: 4,990,735 km (0.083 R)
• M9: 6,282,363 km (0.098 R)
• M10: 8,289,517 km (0.119 R)
• M11: 9,280,753 km (0.03 R)
• M12: 10,307,144 km (0.051 R)
• M13: 11,181,842 km (0.039 R)
• M14: 14,476,436 km (0.068 R)
• M15: 17,142,570 km (0.076 R)
• M16: 19,788,956 km (0.054 R)
• M17: 20,796,946 km (0.103 R)
• M18: 21,838,896 km (0.103 R)
• M19: 24,178,008 km (0.111 R)
• M20: 25,722,157 km (0.088 R)
• M21: 26,197,878 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.5

Radius: 10.9

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.54 AU - 4.42 AU

Year: 5209 Days

Day: 10 Hours

Environment

Temp: -212 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,374,977 km

• M1: 135,835 km (0.061 R)
• M2: 530,773 km (0.1 R)
• M3: 927,806 km (0.057 R)
• M4: 2,229,906 km (0.101 R)
• M5: 2,646,686 km (0.069 R)
• M6: 3,056,135 km (0.118 R)
• M7: 3,443,743 km (0.085 R)
• M8: 4,835,602 km (0.11 R)
• M9: 5,688,309 km (0.105 R)
• M10: 6,278,323 km (0.08 R)
• M11: 6,806,554 km (0.092 R)
• M12: 8,103,567 km (0.074 R)
• M13: 12,108,152 km (0.101 R)
• M14: 13,191,241 km (0.119 R)
• M15: 14,281,660 km (0.061 R)
• M16: 17,654,344 km (0.116 R)
• M17: 19,525,065 km (0.118 R)
• M18: 20,083,065 km (0.095 R)
• M19: 21,303,934 km (0.1 R)
• M20: 24,693,073 km (0.119 R)
• M21: 25,842,883 km (0.059 R)
• M22: 27,546,653 km (0.074 R)
• M23: 29,233,518 km (0.064 R)
• M24: 31,271,490 km (0.046 R)
• M25: 32,519,286 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.9

Radius: 10.7

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.86 AU - 5.54 AU

Year: 6684 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,374,977 km

• M1: 135,087 km (0.111 R)
• M2: 572,062 km (0.096 R)
• M3: 1,041,650 km (0.04 R)
• M4: 1,601,595 km (0.091 R)
• M5: 2,371,725 km (0.103 R)
• M6: 3,178,057 km (0.107 R)
• M7: 4,260,697 km (0.052 R)
• M8: 5,002,104 km (0.119 R)
• M9: 6,022,511 km (0.055 R)
• M10: 6,599,809 km (0.06 R)
• M11: 7,213,460 km (0.05 R)
• M12: 7,825,614 km (0.104 R)
• M13: 10,968,067 km (0.081 R)
• M14: 11,317,528 km (0.1 R)
• M15: 12,790,618 km (0.088 R)
• M16: 13,403,072 km (0.092 R)
• M17: 13,802,797 km (0.046 R)
• M18: 16,566,019 km (0.048 R)
• M19: 17,563,837 km (0.103 R)
• M20: 18,742,369 km (0.102 R)
• M21: 19,972,961 km (0.038 R)
• M22: 22,514,330 km (0.087 R)
• M23: 24,323,716 km (0.074 R)
• M24: 27,674,110 km (0.053 R)
• M25: 30,625,975 km (0.095 R)
• M26: 33,362,719 km (0.087 R)
• M27: 35,275,328 km (0.061 R)
• M28: 36,924,046 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.3

Radius: 9.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.58 AU - 6.72 AU

Year: 8810 Days

Day: 7.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 90.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,374,977 km

• M1: 115,789 km (0.084 R)
• M2: 740,958 km (0.09 R)
• M3: 1,170,753 km (0.094 R)
• M4: 3,622,064 km (0.078 R)
• M5: 4,795,809 km (0.108 R)
• M6: 5,313,268 km (0.112 R)
• M7: 5,718,229 km (0.081 R)
• M8: 8,059,884 km (0.119 R)
• M9: 8,556,250 km (0.069 R)
• M10: 9,032,420 km (0.04 R)
• M11: 10,081,251 km (0.112 R)
• M12: 10,657,801 km (0.111 R)
• M13: 12,023,031 km (0.104 R)
• M14: 12,620,824 km (0.115 R)
• M15: 14,926,576 km (0.114 R)
• M16: 19,733,156 km (0.114 R)
• M17: 20,918,270 km (0.113 R)
• M18: 22,821,604 km (0.104 R)
• M19: 26,717,581 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.6

Radius: 6.6

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.38 AU - 7.46 AU

Year: 13259 Days

Day: 20.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,374,977 km

• M1: 83,027 km (0.087 R)
• M2: 323,131 km (0.092 R)
• M3: 900,878 km (0.054 R)
• M4: 1,617,153 km (0.118 R)
• M5: 2,047,696 km (0.114 R)
• M6: 2,341,057 km (0.112 R)
• M7: 3,086,354 km (0.108 R)
• M8: 3,473,363 km (0.098 R)
• M9: 4,966,051 km (0.087 R)
• M10: 6,549,544 km (0.098 R)
• M11: 6,800,420 km (0.069 R)
• M12: 7,101,112 km (0.104 R)
• M13: 8,393,937 km (0.04 R)
• M14: 9,356,000 km (0.119 R)
• M15: 9,782,354 km (0.093 R)
• M16: 12,048,613 km (0.062 R)
• M17: 12,681,561 km (0.041 R)
• M18: 13,604,730 km (0.081 R)
• M19: 14,713,699 km (0.112 R)
• M20: 20,191,973 km (0.11 R)
• M21: 24,315,040 km (0.086 R)
• M22: 27,211,853 km (0.098 R)
• M23: 28,631,836 km (0.11 R)
• M24: 29,985,696 km (0.114 R)
• M25: 31,737,487 km (0.09 R)
• M26: 35,958,391 km (0.075 R)
• M27: 37,267,672 km (0.081 R)
• M28: 39,980,929 km (0.081 R)
• M29: 40,259,330 km (0.049 R)
• M30: 44,740,983 km (0.05 R)
• M31: 48,588,790 km (0.096 R)
• M32: 55,540,005 km (0.074 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 18,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit