🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.3

Radius: 9.9

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.74 AU - 0.78 AU

Year: 435 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,128,519 km

• M1: 123,119 km (0.064 R)
• M2: 509,381 km (0.117 R)
• M3: 1,008,888 km (0.048 R)
• M4: 1,455,288 km (0.089 R)
• M5: 1,841,550 km (0.081 R)
• M6: 2,331,932 km (0.091 R)
• M7: 2,643,095 km (0.088 R)
• M8: 3,112,533 km (0.044 R)
• M9: 3,527,368 km (0.106 R)
• M10: 4,511,722 km (0.12 R)
• M11: 5,231,737 km (0.083 R)
• M12: 5,619,644 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.5

Radius: 14.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.57 AU - 1.87 AU

Year: 1480 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,128,519 km

• M1: 182,809 km (0.113 R)
• M2: 698,173 km (0.08 R)
• M3: 1,236,277 km (0.067 R)
• M4: 2,164,083 km (0.063 R)
• M5: 3,311,947 km (0.117 R)
• M6: 3,998,153 km (0.085 R)
• M7: 4,555,704 km (0.077 R)
• M8: 5,893,558 km (0.045 R)
• M9: 6,690,017 km (0.108 R)
• M10: 7,765,476 km (0.112 R)
• M11: 8,358,931 km (0.107 R)
• M12: 9,882,735 km (0.099 R)
• M13: 10,483,669 km (0.035 R)
• M14: 11,041,819 km (0.079 R)
• M15: 11,550,751 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 11

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.08 AU - 2.76 AU

Year: 2470 Days

Day: 10.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,128,519 km

• M1: 136,732 km (0.115 R)
• M2: 763,697 km (0.1 R)
• M3: 1,190,949 km (0.102 R)
• M4: 1,883,288 km (0.081 R)
• M5: 2,377,110 km (0.1 R)
• M6: 2,811,094 km (0.095 R)
• M7: 3,175,364 km (0.075 R)
• M8: 3,533,801 km (0.046 R)
• M9: 4,143,562 km (0.074 R)
• M10: 5,322,991 km (0.11 R)
• M11: 6,656,208 km (0.077 R)
• M12: 9,270,131 km (0.119 R)
• M13: 9,708,453 km (0.101 R)
• M14: 10,391,816 km (0.096 R)
• M15: 13,175,234 km (0.117 R)
• M16: 13,871,014 km (0.065 R)
• M17: 15,336,175 km (0.087 R)
• M18: 15,743,830 km (0.076 R)
• M19: 17,227,541 km (0.079 R)
• M20: 18,802,508 km (0.074 R)
• M21: 19,744,376 km (0.052 R)
• M22: 20,409,937 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412

Radius: 10.5

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.72 AU - 2.96 AU

Year: 3140 Days

Day: 13.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,128,519 km

• M1: 130,599 km (0.104 R)
• M2: 587,920 km (0.08 R)
• M3: 1,063,042 km (0.074 R)
• M4: 1,833,172 km (0.118 R)
• M5: 3,604,112 km (0.095 R)
• M6: 4,240,651 km (0.078 R)
• M7: 5,346,179 km (0.073 R)
• M8: 6,442,283 km (0.052 R)
• M9: 7,116,072 km (0.066 R)
• M10: 7,682,150 km (0.106 R)
• M11: 10,743,072 km (0.07 R)
• M12: 11,289,104 km (0.072 R)
• M13: 13,706,157 km (0.12 R)
• M14: 14,209,404 km (0.117 R)
• M15: 14,915,656 km (0.108 R)
• M16: 16,654,282 km (0.068 R)
• M17: 17,867,970 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.6

Radius: 7.9

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.51 AU - 7.51 AU

Year: 10896 Days

Day: 21.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,128,519 km

• M1: 101,876 km (0.096 R)
• M2: 510,428 km (0.036 R)
• M3: 1,158,486 km (0.042 R)
• M4: 1,571,077 km (0.115 R)
• M5: 1,882,540 km (0.042 R)
• M6: 2,271,045 km (0.112 R)
• M7: 2,691,714 km (0.084 R)
• M8: 5,259,113 km (0.092 R)
• M9: 6,917,106 km (0.079 R)
• M10: 7,635,625 km (0.116 R)
• M11: 9,746,152 km (0.044 R)
• M12: 11,660,256 km (0.089 R)
• M13: 12,331,352 km (0.09 R)
• M14: 12,910,147 km (0.077 R)
• M15: 14,309,934 km (0.087 R)
• M16: 15,079,166 km (0.117 R)
• M17: 19,809,900 km (0.088 R)
• M18: 21,583,682 km (0.109 R)
• M19: 22,509,244 km (0.096 R)
• M20: 24,169,630 km (0.12 R)
• M21: 26,763,209 km (0.108 R)
• M22: 28,425,241 km (0.066 R)
• M23: 29,434,428 km (0.072 R)
• M24: 29,844,775 km (0.111 R)
• M25: 30,781,856 km (0.093 R)
• M26: 32,824,316 km (0.093 R)
• M27: 38,019,102 km (0.102 R)
• M28: 40,620,609 km (0.109 R)
• M29: 41,771,017 km (0.107 R)
• M30: 42,289,224 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.5

Radius: 4.8

Gravity: 27.54 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6 AU - 9.64 AU

Year: 14346 Days

Day: 24.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 86,128,519 km

• M1: 63,729 km (0.034 R)
• M2: 321,635 km (0.098 R)
• M3: 658,081 km (0.112 R)
• M4: 954,434 km (0.097 R)
• M5: 1,267,692 km (0.109 R)
• M6: 3,067,056 km (0.105 R)
• M7: 3,369,393 km (0.071 R)
• M8: 5,652,406 km (0.104 R)
• M9: 6,959,742 km (0.093 R)
• M10: 7,982,094 km (0.073 R)
• M11: 8,216,813 km (0.107 R)
• M12: 9,305,287 km (0.075 R)
• M13: 9,618,096 km (0.039 R)
• M14: 11,347,148 km (0.119 R)
• M15: 12,692,931 km (0.057 R)
• M16: 13,937,884 km (0.106 R)
• M17: 14,905,782 km (0.066 R)
• M18: 15,190,317 km (0.074 R)
• M19: 17,206,897 km (0.109 R)
• M20: 17,441,466 km (0.113 R)
• M21: 17,997,073 km (0.11 R)
• M22: 18,646,327 km (0.091 R)
• M23: 18,976,639 km (0.063 R)
• M24: 19,564,260 km (0.086 R)
• M25: 20,952,827 km (0.117 R)
• M26: 21,671,196 km (0.097 R)
• M27: 22,685,470 km (0.079 R)
• M28: 23,156,853 km (0.039 R)
• M29: 23,731,159 km (0.072 R)
• M30: 26,226,152 km (0.081 R)
• M31: 26,640,838 km (0.087 R)
• M32: 28,019,232 km (0.083 R)
• M33: 29,667,801 km (0.032 R)
• M34: 31,964,876 km (0.092 R)
• M35: 35,755,537 km (0.068 R)
• M36: 37,824,326 km (0.06 R)
• M37: 45,394,277 km (0.099 R)
• M38: 45,992,070 km (0.111 R)
• M39: 46,292,911 km (0.049 R)
• M40: 47,356,253 km (0.098 R)
• M41: 49,216,951 km (0.116 R)
• M42: 53,580,422 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.4

Radius: 7.4

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.78 AU - 8.26 AU

Year: 14899 Days

Day: 23.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,128,519 km

• M1: 92,451 km (0.116 R)
• M2: 397,482 km (0.093 R)
• M3: 644,468 km (0.077 R)
• M4: 1,347,428 km (0.089 R)
• M5: 2,294,383 km (0.114 R)
• M6: 9,597,601 km (0.052 R)
• M7: 12,807,822 km (0.036 R)
• M8: 15,609,640 km (0.096 R)
• M9: 16,165,247 km (0.11 R)
• M10: 16,797,896 km (0.116 R)
• M11: 19,353,626 km (0.103 R)
• M12: 27,472,602 km (0.109 R)
• M13: 30,806,690 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.4

Radius: 7.1

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.92 AU - 8.82 AU

Year: 15885 Days

Day: 24.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,128,519 km

• M1: 88,562 km (0.057 R)
• M2: 402,418 km (0.108 R)
• M3: 724,502 km (0.069 R)
• M4: 1,636,302 km (0.113 R)
• M5: 1,940,883 km (0.053 R)
• M6: 2,539,573 km (0.082 R)
• M7: 3,088,298 km (0.051 R)
• M8: 3,555,941 km (0.097 R)
• M9: 4,242,147 km (0.074 R)
• M10: 5,178,330 km (0.066 R)
• M11: 5,659,437 km (0.068 R)
• M12: 6,170,015 km (0.112 R)
• M13: 6,436,598 km (0.111 R)
• M14: 8,570,612 km (0.082 R)
• M15: 9,194,584 km (0.075 R)
• M16: 13,273,071 km (0.104 R)
• M17: 16,237,951 km (0.076 R)
• M18: 17,492,928 km (0.068 R)
• M19: 18,890,920 km (0.081 R)
• M20: 22,889,521 km (0.072 R)
• M21: 23,345,645 km (0.081 R)
• M22: 24,941,406 km (0.039 R)
• M23: 25,424,308 km (0.054 R)
• M24: 27,214,396 km (0.102 R)
• M25: 33,786,978 km (0.113 R)
• M26: 34,140,927 km (0.109 R)
• M27: 35,947,620 km (0.079 R)
• M28: 38,582,637 km (0.096 R)
• M29: 48,592,081 km (0.099 R)
• M30: 51,651,358 km (0.078 R)
• M31: 52,121,095 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.8

Radius: 6.2

Gravity: 18.05 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.35 AU - 13.65 AU

Year: 23933 Days

Day: 22.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,128,519 km

• M1: 77,193 km (0.071 R)
• M2: 323,431 km (0.102 R)
• M3: 968,646 km (0.099 R)
• M4: 1,281,605 km (0.111 R)
• M5: 1,770,790 km (0.068 R)
• M6: 2,950,070 km (0.1 R)
• M7: 3,959,556 km (0.101 R)
• M8: 4,400,571 km (0.052 R)
• M9: 9,183,364 km (0.091 R)
• M10: 10,769,102 km (0.082 R)
• M11: 16,351,047 km (0.108 R)
• M12: 16,607,608 km (0.104 R)
• M13: 19,609,139 km (0.089 R)
• M14: 27,735,744 km (0.099 R)
• M15: 29,592,703 km (0.097 R)
• M16: 31,399,396 km (0.093 R)
• M17: 40,287,903 km (0.111 R)
• M18: 43,314,418 km (0.075 R)
• M19: 46,318,343 km (0.099 R)
• M20: 52,180,934 km (0.113 R)
• M21: 58,519,097 km (0.105 R)
• M22: 69,070,085 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 17,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit