🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.53 AU - 0.71 AU

Year: 320 Days

Day: 22.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.8

Radius: 12.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.56 AU - 0.88 AU

Year: 401 Days

Day: 8.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 177.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,818,269 km

• M1: 154,385 km (0.096 R)
• M2: 608,265 km (0.119 R)
• M3: 1,006,794 km (0.111 R)
• M4: 1,457,233 km (0.103 R)
• M5: 2,014,036 km (0.114 R)
• M6: 2,447,720 km (0.052 R)
• M7: 2,963,384 km (0.089 R)
• M8: 3,442,397 km (0.054 R)
• M9: 3,937,715 km (0.075 R)
• M10: 4,352,849 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.8

Radius: 12.9

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.13 AU - 1.51 AU

Year: 995 Days

Day: 14.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,818,269 km

• M1: 160,369 km (0.104 R)
• M2: 575,054 km (0.082 R)
• M3: 1,032,973 km (0.109 R)
• M4: 1,555,519 km (0.096 R)
• M5: 2,006,407 km (0.115 R)
• M6: 2,430,068 km (0.103 R)
• M7: 3,085,007 km (0.072 R)
• M8: 3,520,935 km (0.114 R)
• M9: 4,397,130 km (0.05 R)
• M10: 5,574,017 km (0.108 R)
• M11: 6,138,599 km (0.093 R)
• M12: 6,626,737 km (0.046 R)
• M13: 7,556,039 km (0.055 R)
• M14: 8,355,041 km (0.085 R)
• M15: 9,266,840 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.6

Radius: 9.1

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.22 AU - 1.68 AU

Year: 1145 Days

Day: 12.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,818,269 km

• M1: 113,246 km (0.099 R)
• M2: 474,524 km (0.106 R)
• M3: 961,316 km (0.116 R)
• M4: 1,251,087 km (0.101 R)
• M5: 2,004,013 km (0.087 R)
• M6: 2,294,532 km (0.08 R)
• M7: 2,639,056 km (0.031 R)
• M8: 3,089,346 km (0.105 R)
• M9: 3,542,627 km (0.03 R)
• M10: 4,005,184 km (0.084 R)
• M11: 4,470,284 km (0.115 R)
• M12: 5,594,960 km (0.098 R)
• M13: 6,411,466 km (0.066 R)
• M14: 6,774,390 km (0.089 R)
• M15: 8,450,335 km (0.085 R)
• M16: 8,976,171 km (0.097 R)
• M17: 9,679,581 km (0.036 R)
• M18: 11,265,468 km (0.119 R)
• M19: 12,526,279 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.7

Radius: 14.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.86 AU - 2.46 AU

Year: 2083 Days

Day: 11.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,818,269 km

• M1: 182,809 km (0.106 R)
• M2: 720,463 km (0.119 R)
• M3: 1,211,144 km (0.101 R)
• M4: 1,750,445 km (0.053 R)
• M5: 2,478,238 km (0.109 R)
• M6: 3,436,263 km (0.108 R)
• M7: 3,992,318 km (0.07 R)
• M8: 4,464,000 km (0.075 R)
• M9: 5,615,904 km (0.046 R)
• M10: 6,684,482 km (0.026 R)
• M11: 7,411,378 km (0.096 R)
• M12: 7,945,143 km (0.103 R)
• M13: 8,441,060 km (0.109 R)
• M14: 9,702,768 km (0.081 R)
• M15: 10,198,087 km (0.057 R)
• M16: 10,673,210 km (0.07 R)
• M17: 11,511,107 km (0.094 R)
• M18: 12,107,105 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691

Radius: 12.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.07 AU - 2.55 AU

Year: 2303 Days

Day: 13.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,818,269 km

• M1: 160,967 km (0.071 R)
• M2: 934,538 km (0.08 R)
• M3: 1,525,001 km (0.074 R)
• M4: 2,305,453 km (0.099 R)
• M5: 3,707,783 km (0.115 R)
• M6: 10,396,603 km (0.087 R)
• M7: 10,885,190 km (0.095 R)
• M8: 13,429,850 km (0.108 R)
• M9: 14,513,836 km (0.06 R)
• M10: 15,606,499 km (0.092 R)
• M11: 17,689,350 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.3

Radius: 14.4

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.84 AU - 3.04 AU

Year: 3307 Days

Day: 7.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,818,269 km

• M1: 179,069 km (0.114 R)
• M2: 714,629 km (0.1 R)
• M3: 2,199,089 km (0.075 R)
• M4: 6,485,367 km (0.076 R)
• M5: 11,365,549 km (0.033 R)
• M6: 12,214,367 km (0.113 R)
• M7: 13,677,733 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869

Radius: 14.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.98 AU - 3.36 AU

Year: 3703 Days

Day: 6.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,818,269 km

• M1: 184,005 km (0.104 R)
• M2: 651,050 km (0.119 R)
• M3: 1,156,392 km (0.064 R)
• M4: 1,748,201 km (0.055 R)
• M5: 2,311,437 km (0.06 R)
• M6: 2,995,847 km (0.097 R)
• M7: 3,626,402 km (0.088 R)
• M8: 4,485,393 km (0.116 R)
• M9: 5,182,968 km (0.119 R)
• M10: 5,837,758 km (0.066 R)
• M11: 7,927,790 km (0.065 R)
• M12: 10,184,623 km (0.086 R)
• M13: 11,528,760 km (0.082 R)
• M14: 12,314,747 km (0.097 R)
• M15: 13,635,996 km (0.09 R)
• M16: 14,568,140 km (0.083 R)
• M17: 16,387,100 km (0.081 R)
• M18: 17,802,147 km (0.097 R)
• M19: 20,874,737 km (0.101 R)
• M20: 21,903,372 km (0.078 R)
• M21: 22,678,888 km (0.109 R)
• M22: 26,675,544 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.8

Radius: 4.3

Gravity: 33.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.37 AU - 6.73 AU

Year: 9762 Days

Day: 22.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,818,269 km

• M1: 53,855 km (0.07 R)
• M2: 286,330 km (0.12 R)
• M3: 521,049 km (0.055 R)
• M4: 994,826 km (0.086 R)
• M5: 1,181,225 km (0.101 R)
• M6: 1,339,200 km (0.074 R)
• M7: 1,581,399 km (0.032 R)
• M8: 2,466,869 km (0.12 R)
• M9: 3,616,529 km (0.084 R)
• M10: 4,140,869 km (0.066 R)
• M11: 5,877,700 km (0.094 R)
• M12: 6,905,438 km (0.119 R)
• M13: 8,176,870 km (0.119 R)
• M14: 9,122,029 km (0.092 R)
• M15: 9,791,181 km (0.097 R)
• M16: 11,442,442 km (0.082 R)
• M17: 14,065,790 km (0.08 R)
• M18: 15,953,416 km (0.026 R)
• M19: 17,783,746 km (0.106 R)
• M20: 21,521,598 km (0.075 R)
• M21: 23,485,071 km (0.068 R)
• M22: 26,601,344 km (0.104 R)
• M23: 28,758,096 km (0.059 R)
• M24: 30,502,557 km (0.12 R)
• M25: 31,347,336 km (0.114 R)
• M26: 31,560,962 km (0.113 R)
• M27: 42,340,685 km (0.076 R)
• M28: 43,922,982 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 10,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit