🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.43 AU - 0.69 AU

Year: 271 Days

Day: 16.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,813,502 km

• M1: 84,224 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109

Radius: 13.6

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.79 AU - 0.89 AU

Year: 497 Days

Day: 12.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,813,502 km

• M1: 169,195 km (0.086 R)
• M2: 669,600 km (0.115 R)
• M3: 1,257,669 km (0.085 R)
• M4: 2,392,968 km (0.102 R)
• M5: 2,980,887 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628

Radius: 13

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.96 AU - 1.22 AU

Year: 735 Days

Day: 11 Hours

Environment

Temp: -168 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,813,502 km

• M1: 161,715 km (0.082 R)
• M2: 590,762 km (0.037 R)
• M3: 998,267 km (0.077 R)
• M4: 1,501,215 km (0.072 R)
• M5: 1,908,570 km (0.096 R)
• M6: 2,330,286 km (0.107 R)
• M7: 3,150,382 km (0.108 R)
• M8: 3,860,074 km (0.112 R)
• M9: 4,276,704 km (0.092 R)
• M10: 4,773,219 km (0.073 R)
• M11: 5,362,036 km (0.117 R)
• M12: 6,897,509 km (0.088 R)
• M13: 7,721,045 km (0.096 R)
• M14: 8,144,856 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314

Radius: 8.2

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.91 AU - 1.31 AU

Year: 755 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,813,502 km

• M1: 102,175 km (0.118 R)
• M2: 537,056 km (0.108 R)
• M3: 944,112 km (0.045 R)
• M4: 1,201,271 km (0.111 R)
• M5: 1,464,414 km (0.098 R)
• M6: 1,758,523 km (0.118 R)
• M7: 2,013,737 km (0.091 R)
• M8: 2,704,281 km (0.114 R)
• M9: 3,012,303 km (0.11 R)
• M10: 3,331,395 km (0.112 R)
• M11: 3,608,151 km (0.101 R)
• M12: 4,382,619 km (0.055 R)
• M13: 4,746,740 km (0.075 R)
• M14: 5,147,364 km (0.066 R)
• M15: 6,447,818 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.4

Radius: 11.9

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.45 AU - 1.83 AU

Year: 1356 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,813,502 km

• M1: 147,952 km (0.077 R)
• M2: 859,141 km (0.095 R)
• M3: 1,638,545 km (0.109 R)
• M4: 2,577,272 km (0.071 R)
• M5: 3,382,707 km (0.118 R)
• M6: 4,002,790 km (0.087 R)
• M7: 4,915,636 km (0.066 R)
• M8: 5,510,886 km (0.104 R)
• M9: 6,004,410 km (0.119 R)
• M10: 6,460,234 km (0.051 R)
• M11: 7,417,212 km (0.094 R)
• M12: 7,790,160 km (0.067 R)
• M13: 8,280,541 km (0.09 R)
• M14: 9,040,798 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.9

Radius: 10.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.59 AU - 1.97 AU

Year: 1533 Days

Day: 13.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,813,502 km

• M1: 129,402 km (0.103 R)
• M2: 682,465 km (0.111 R)
• M3: 1,243,906 km (0.114 R)
• M4: 1,638,396 km (0.045 R)
• M5: 2,042,759 km (0.04 R)
• M6: 2,465,672 km (0.111 R)
• M7: 2,946,928 km (0.069 R)
• M8: 3,931,881 km (0.098 R)
• M9: 6,130,371 km (0.095 R)
• M10: 7,017,487 km (0.109 R)
• M11: 11,167,481 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.7

Radius: 10.2

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.18 AU - 3.02 AU

Year: 2707 Days

Day: 8.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,813,502 km

• M1: 126,859 km (0.056 R)
• M2: 494,720 km (0.099 R)
• M3: 846,724 km (0.108 R)
• M4: 1,169,107 km (0.076 R)
• M5: 2,006,855 km (0.108 R)
• M6: 2,348,238 km (0.086 R)
• M7: 2,765,167 km (0.032 R)
• M8: 3,204,087 km (0.112 R)
• M9: 5,232,036 km (0.054 R)
• M10: 5,927,367 km (0.061 R)
• M11: 7,429,030 km (0.072 R)
• M12: 9,913,402 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.4

Radius: 5.1

Gravity: 27.08 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.08 AU - 6.94 AU

Year: 10725 Days

Day: 16.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 28,813,502 km

• M1: 63,429 km (0.062 R)
• M2: 290,818 km (0.115 R)
• M3: 573,708 km (0.117 R)
• M4: 745,895 km (0.076 R)
• M5: 1,071,121 km (0.105 R)
• M6: 1,349,971 km (0.115 R)
• M7: 1,586,336 km (0.114 R)
• M8: 1,966,763 km (0.067 R)
• M9: 2,465,074 km (0.105 R)
• M10: 2,627,836 km (0.099 R)
• M11: 2,841,462 km (0.112 R)
• M12: 3,527,219 km (0.082 R)
• M13: 3,922,606 km (0.069 R)
• M14: 4,088,659 km (0.079 R)
• M15: 5,186,708 km (0.061 R)
• M16: 7,389,387 km (0.091 R)
• M17: 7,903,405 km (0.075 R)
• M18: 8,304,178 km (0.115 R)
• M19: 9,439,326 km (0.108 R)
• M20: 10,355,913 km (0.103 R)
• M21: 11,274,743 km (0.085 R)
• M22: 13,149,503 km (0.081 R)
• M23: 15,427,280 km (0.099 R)
• M24: 17,879,190 km (0.092 R)
• M25: 19,758,588 km (0.09 R)
• M26: 20,084,113 km (0.101 R)
• M27: 23,721,286 km (0.106 R)
• M28: 24,554,097 km (0.116 R)
• M29: 25,501,949 km (0.089 R)
• M30: 29,116,533 km (0.033 R)
• M31: 30,827,334 km (0.072 R)
• M32: 37,217,856 km (0.114 R)
• M33: 40,917,860 km (0.101 R)
• M34: 49,486,078 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.5

Radius: 4.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.07 AU - 7.91 AU

Year: 11932 Days

Day: 23.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,813,502 km

• M1: 90,208 km (0.111 R)
• M2: 250,128 km (0.1 R)
• M3: 794,215 km (0.057 R)
• M4: 1,156,541 km (0.091 R)
• M5: 1,952,252 km (0.09 R)
• M6: 2,232,599 km (0.026 R)
• M7: 2,423,037 km (0.106 R)
• M8: 2,928,827 km (0.112 R)
• M9: 3,439,255 km (0.118 R)
• M10: 4,169,891 km (0.051 R)
• M11: 5,215,281 km (0.092 R)
• M12: 5,813,224 km (0.076 R)
• M13: 7,701,149 km (0.095 R)
• M14: 8,474,869 km (0.11 R)
• M15: 11,804,020 km (0.091 R)
• M16: 14,342,546 km (0.081 R)
• M17: 16,439,759 km (0.042 R)
• M18: 16,678,068 km (0.078 R)
• M19: 19,989,417 km (0.075 R)
• M20: 25,260,947 km (0.094 R)
• M21: 28,128,888 km (0.041 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 12,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit