🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.5

Radius: 8.4

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.76 AU - 1.16 AU

Year: 638 Days

Day: 5.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,333,422 km

• M1: 104,569 km (0.077 R)
• M2: 471,383 km (0.051 R)
• M3: 792,869 km (0.104 R)
• M4: 1,420,881 km (0.099 R)
• M5: 1,787,844 km (0.093 R)
• M6: 2,136,856 km (0.034 R)
• M7: 2,442,634 km (0.079 R)
• M8: 3,527,967 km (0.1 R)
• M9: 4,025,679 km (0.09 R)
• M10: 4,363,620 km (0.042 R)
• M11: 4,735,820 km (0.116 R)
• M12: 5,663,925 km (0.102 R)
• M13: 5,927,217 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.4

Radius: 10.7

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.74 AU - 1.24 AU

Year: 668 Days

Day: 14.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 132.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,333,422 km

• M1: 132,993 km (0.116 R)
• M2: 634,594 km (0.067 R)
• M3: 1,064,838 km (0.082 R)
• M4: 1,553,723 km (0.087 R)
• M5: 1,969,007 km (0.107 R)
• M6: 2,512,646 km (0.094 R)
• M7: 2,892,475 km (0.045 R)
• M8: 3,377,621 km (0.108 R)
• M9: 3,901,812 km (0.053 R)
• M10: 4,382,021 km (0.056 R)
• M11: 6,840,063 km (0.083 R)
• M12: 7,705,038 km (0.107 R)
• M13: 8,438,068 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444

Radius: 12.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.94 AU - 1.04 AU

Year: 668 Days

Day: 8.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,333,422 km

• M1: 151,692 km (0.046 R)
• M2: 532,868 km (0.1 R)
• M3: 1,203,365 km (0.032 R)
• M4: 1,805,796 km (0.078 R)
• M5: 2,233,197 km (0.071 R)
• M6: 2,946,629 km (0.082 R)
• M7: 3,571,051 km (0.095 R)
• M8: 4,095,840 km (0.119 R)
• M9: 5,267,790 km (0.105 R)
• M10: 5,716,434 km (0.112 R)
• M11: 6,475,942 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.3

Radius: 10.6

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.07 AU - 1.23 AU

Year: 836 Days

Day: 11.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,333,422 km

• M1: 132,245 km (0.101 R)
• M2: 463,454 km (0.065 R)
• M3: 842,535 km (0.084 R)
• M4: 1,275,621 km (0.09 R)
• M5: 1,902,436 km (0.12 R)
• M6: 2,412,415 km (0.069 R)
• M7: 2,809,897 km (0.116 R)
• M8: 3,292,200 km (0.115 R)
• M9: 3,859,924 km (0.026 R)
• M10: 4,508,880 km (0.066 R)
• M11: 5,023,646 km (0.073 R)
• M12: 5,518,067 km (0.093 R)
• M13: 7,928,986 km (0.064 R)
• M14: 8,680,566 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.7

Radius: 12.3

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3 AU - 3.06 AU

Year: 3577 Days

Day: 12.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,333,422 km

• M1: 153,188 km (0.106 R)
• M2: 552,016 km (0.104 R)
• M3: 1,072,766 km (0.098 R)
• M4: 1,534,725 km (0.116 R)
• M5: 2,016,729 km (0.114 R)
• M6: 2,629,033 km (0.109 R)
• M7: 3,257,494 km (0.113 R)
• M8: 4,526,832 km (0.116 R)
• M9: 5,189,849 km (0.068 R)
• M10: 6,022,212 km (0.119 R)
• M11: 7,358,869 km (0.03 R)
• M12: 8,884,468 km (0.099 R)
• M13: 9,630,363 km (0.101 R)
• M14: 10,689,516 km (0.064 R)
• M15: 12,035,747 km (0.103 R)
• M16: 13,309,423 km (0.116 R)
• M17: 15,662,747 km (0.09 R)
• M18: 18,792,185 km (0.049 R)
• M19: 19,902,052 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.9

Radius: 14.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.7 AU - 5.22 AU

Year: 6388 Days

Day: 6.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,333,422 km

• M1: 185,352 km (0.087 R)
• M2: 661,223 km (0.106 R)
• M3: 1,145,471 km (0.118 R)
• M4: 1,779,167 km (0.043 R)
• M5: 2,373,221 km (0.097 R)
• M6: 2,918,056 km (0.075 R)
• M7: 4,476,567 km (0.111 R)
• M8: 5,481,116 km (0.079 R)
• M9: 5,993,339 km (0.12 R)
• M10: 7,314,438 km (0.088 R)
• M11: 8,116,283 km (0.094 R)
• M12: 10,020,215 km (0.088 R)
• M13: 10,702,082 km (0.111 R)
• M14: 13,796,664 km (0.057 R)
• M15: 18,183,322 km (0.109 R)
• M16: 20,320,178 km (0.049 R)
• M17: 21,554,061 km (0.058 R)
• M18: 23,276,082 km (0.06 R)
• M19: 27,319,563 km (0.112 R)
• M20: 27,814,433 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.4

Radius: 7.5

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.77 AU - 7.93 AU

Year: 10853 Days

Day: 15.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,333,422 km

• M1: 93,499 km (0.1 R)
• M2: 454,628 km (0.11 R)
• M3: 1,418,487 km (0.045 R)
• M4: 1,835,865 km (0.025 R)
• M5: 2,091,827 km (0.104 R)
• M6: 2,352,127 km (0.116 R)
• M7: 2,613,325 km (0.049 R)
• M8: 2,871,681 km (0.037 R)
• M9: 3,414,871 km (0.111 R)
• M10: 4,490,180 km (0.061 R)
• M11: 4,991,034 km (0.084 R)
• M12: 6,600,408 km (0.118 R)
• M13: 8,297,595 km (0.096 R)
• M14: 8,716,320 km (0.048 R)
• M15: 9,247,093 km (0.109 R)
• M16: 11,135,467 km (0.118 R)
• M17: 12,528,822 km (0.081 R)
• M18: 13,904,673 km (0.066 R)
• M19: 14,165,273 km (0.091 R)
• M20: 23,680,745 km (0.088 R)
• M21: 25,872,952 km (0.101 R)
• M22: 26,168,408 km (0.12 R)
• M23: 27,068,688 km (0.1 R)
• M24: 27,475,295 km (0.12 R)
• M25: 33,023,580 km (0.1 R)
• M26: 34,548,731 km (0.11 R)
• M27: 41,522,086 km (0.116 R)
• M28: 42,063,181 km (0.11 R)
• M29: 44,414,710 km (0.1 R)
• M30: 45,122,757 km (0.077 R)
• M31: 46,561,290 km (0.093 R)
• M32: 48,327,592 km (0.041 R)
• M33: 48,626,189 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654

Radius: 7.2

Gravity: 12.62 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.41 AU - 7.41 AU

Year: 11007 Days

Day: 18.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,333,422 km

• M1: 89,609 km (0.082 R)
• M2: 669,301 km (0.029 R)
• M3: 912,547 km (0.054 R)
• M4: 1,168,659 km (0.088 R)
• M5: 1,644,529 km (0.064 R)
• M6: 2,243,070 km (0.117 R)
• M7: 2,802,267 km (0.062 R)
• M8: 3,426,090 km (0.036 R)
• M9: 4,368,108 km (0.104 R)
• M10: 4,852,057 km (0.04 R)
• M11: 5,139,584 km (0.105 R)
• M12: 5,575,213 km (0.053 R)
• M13: 5,890,865 km (0.056 R)
• M14: 7,482,885 km (0.104 R)
• M15: 7,737,800 km (0.115 R)
• M16: 8,131,093 km (0.117 R)
• M17: 8,446,146 km (0.085 R)
• M18: 10,457,789 km (0.058 R)
• M19: 11,157,159 km (0.117 R)
• M20: 11,772,904 km (0.072 R)
• M21: 12,060,132 km (0.076 R)
• M22: 14,011,037 km (0.044 R)
• M23: 16,163,003 km (0.117 R)
• M24: 17,243,847 km (0.089 R)
• M25: 19,468,667 km (0.115 R)
• M26: 22,841,800 km (0.11 R)
• M27: 23,651,124 km (0.083 R)
• M28: 24,572,647 km (0.087 R)
• M29: 28,498,694 km (0.05 R)
• M30: 28,912,930 km (0.093 R)
• M31: 33,164,502 km (0.095 R)
• M32: 37,195,715 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.1

Radius: 3.7

Gravity: 42.52 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.8 AU - 7.08 AU

Year: 12400 Days

Day: 17.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,333,422 km

• M1: 49,666 km (0.12 R)
• M2: 341,233 km (0.068 R)
• M3: 477,516 km (0.051 R)
• M4: 1,336,208 km (0.097 R)
• M5: 1,590,674 km (0.097 R)
• M6: 2,271,644 km (0.057 R)
• M7: 2,763,073 km (0.039 R)
• M8: 3,980,650 km (0.119 R)
• M9: 13,262,749 km (0.096 R)
• M10: 16,581,428 km (0.08 R)
• M11: 19,751,407 km (0.119 R)
• M12: 20,246,875 km (0.117 R)
• M13: 27,870,682 km (0.097 R)
• M14: 34,049,822 km (0.091 R)
• M15: 34,761,608 km (0.086 R)
• M16: 36,460,591 km (0.075 R)
• M17: 44,090,382 km (0.1 R)
• M18: 44,652,720 km (0.071 R)
• M19: 45,791,459 km (0.089 R)
• M20: 50,387,555 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.6

Radius: 7.6

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.93 AU - 9.93 AU

Year: 18100 Days

Day: 24 Hours

Environment

Temp: -232 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,333,422 km

• M1: 96,640 km (0.048 R)
• M2: 404,363 km (0.032 R)
• M3: 812,167 km (0.032 R)
• M4: 1,669,662 km (0.073 R)
• M5: 2,331,932 km (0.12 R)
• M6: 3,157,861 km (0.079 R)
• M7: 4,423,310 km (0.071 R)
• M8: 5,757,274 km (0.105 R)
• M9: 6,242,420 km (0.104 R)
• M10: 6,842,457 km (0.057 R)
• M11: 7,480,492 km (0.11 R)
• M12: 10,200,331 km (0.045 R)
• M13: 11,527,414 km (0.055 R)
• M14: 12,429,638 km (0.061 R)
• M15: 12,695,773 km (0.03 R)
• M16: 16,996,861 km (0.059 R)
• M17: 22,769,694 km (0.119 R)
• M18: 24,083,312 km (0.074 R)
• M19: 31,294,229 km (0.068 R)
• M20: 32,036,085 km (0.117 R)
• M21: 33,554,952 km (0.098 R)
• M22: 37,009,167 km (0.072 R)
• M23: 43,995,687 km (0.102 R)
• M24: 47,797,417 km (0.074 R)
• M25: 53,199,247 km (0.089 R)
• M26: 54,967,194 km (0.106 R)
• M27: 58,620,225 km (0.088 R)
• M28: 60,696,793 km (0.057 R)
• M29: 61,656,613 km (0.105 R)
• M30: 64,199,627 km (0.097 R)
• M31: 64,796,373 km (0.099 R)
• M32: 66,405,448 km (0.112 R)
• M33: 67,219,858 km (0.085 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: 490 - 17,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit