🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.57 AU - 0.69 AU

Year: 328 Days

Day: 32.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.5

Radius: 10.6

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.69 AU - 0.91 AU

Year: 469 Days

Day: 8.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,000,237 km

• M1: 131,796 km (0.1 R)
• M2: 631,303 km (0.1 R)
• M3: 1,453,343 km (0.076 R)
• M4: 1,856,659 km (0.077 R)
• M5: 2,428,572 km (0.066 R)
• M6: 2,970,116 km (0.1 R)
• M7: 3,346,804 km (0.067 R)
• M8: 3,678,612 km (0.082 R)
• M9: 4,046,174 km (0.098 R)
• M10: 4,673,737 km (0.088 R)
• M11: 5,514,327 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 8.1

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.98 AU - 1.14 AU

Year: 716 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,000,237 km

• M1: 101,278 km (0.099 R)
• M2: 358,287 km (0.054 R)
• M3: 724,353 km (0.084 R)
• M4: 986,598 km (0.074 R)
• M5: 1,399,039 km (0.085 R)
• M6: 1,772,136 km (0.116 R)
• M7: 2,190,562 km (0.064 R)
• M8: 2,527,157 km (0.103 R)
• M9: 2,849,690 km (0.084 R)
• M10: 3,278,437 km (0.113 R)
• M11: 3,578,231 km (0.088 R)
• M12: 3,896,426 km (0.098 R)
• M13: 4,843,979 km (0.092 R)
• M14: 5,161,725 km (0.093 R)
• M15: 5,780,462 km (0.117 R)
• M16: 6,810,742 km (0.07 R)
• M17: 8,277,250 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.2

Radius: 13.5

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.09 AU - 1.55 AU

Year: 995 Days

Day: 8.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,000,237 km

• M1: 169,794 km (0.046 R)
• M2: 788,979 km (0.094 R)
• M3: 1,341,295 km (0.092 R)
• M4: 1,870,871 km (0.059 R)
• M5: 2,936,157 km (0.065 R)
• M6: 3,845,264 km (0.108 R)
• M7: 4,438,868 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 13

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.78 AU - 2.52 AU

Year: 2068 Days

Day: 10.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,000,237 km

• M1: 168,597 km (0.087 R)
• M2: 810,372 km (0.118 R)
• M3: 1,305,541 km (0.106 R)
• M4: 1,787,695 km (0.095 R)
• M5: 3,411,131 km (0.065 R)
• M6: 3,948,785 km (0.104 R)
• M7: 4,809,272 km (0.086 R)
• M8: 5,696,537 km (0.12 R)
• M9: 6,902,147 km (0.11 R)
• M10: 7,942,450 km (0.111 R)
• M11: 9,052,317 km (0.108 R)
• M12: 10,158,294 km (0.109 R)
• M13: 11,054,684 km (0.083 R)
• M14: 11,465,480 km (0.119 R)
• M15: 12,042,030 km (0.103 R)
• M16: 13,975,134 km (0.068 R)
• M17: 14,992,998 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.7

Radius: 14.3

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.31 AU - 2.39 AU

Year: 2363 Days

Day: 6.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,000,237 km

• M1: 178,620 km (0.1 R)
• M2: 897,886 km (0.115 R)
• M3: 1,345,034 km (0.09 R)
• M4: 2,220,780 km (0.043 R)
• M5: 2,742,279 km (0.096 R)
• M6: 3,241,935 km (0.113 R)
• M7: 3,977,508 km (0.034 R)
• M8: 5,216,029 km (0.06 R)
• M9: 5,707,308 km (0.112 R)
• M10: 6,840,662 km (0.073 R)
• M11: 7,310,100 km (0.113 R)
• M12: 7,769,814 km (0.059 R)
• M13: 10,947,871 km (0.094 R)
• M14: 12,476,462 km (0.1 R)
• M15: 14,143,282 km (0.101 R)
• M16: 15,054,782 km (0.105 R)
• M17: 15,550,100 km (0.086 R)
• M18: 17,370,108 km (0.099 R)
• M19: 18,415,647 km (0.107 R)
• M20: 19,854,779 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.4

Radius: 3

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.08 AU - 9.76 AU

Year: 14622 Days

Day: 24.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,000,237 km

• M1: 89,759 km (0.098 R)
• M2: 617,540 km (0.068 R)
• M3: 913,744 km (0.08 R)
• M4: 1,214,585 km (0.109 R)
• M5: 1,732,044 km (0.108 R)
• M6: 2,368,284 km (0.07 R)
• M7: 4,225,691 km (0.091 R)
• M8: 5,259,263 km (0.08 R)
• M9: 6,477,887 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.7

Radius: 4.9

Gravity: 39.76 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.7 AU - 10.14 AU

Year: 18966 Days

Day: 23.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,000,237 km

• M1: 60,886 km (0.09 R)
• M2: 820,096 km (0.042 R)
• M3: 2,230,355 km (0.046 R)
• M4: 2,526,858 km (0.079 R)
• M5: 4,047,221 km (0.061 R)
• M6: 4,702,759 km (0.104 R)
• M7: 6,309,589 km (0.108 R)
• M8: 9,587,877 km (0.091 R)
• M9: 11,323,661 km (0.12 R)
• M10: 12,127,750 km (0.108 R)
• M11: 12,404,207 km (0.075 R)
• M12: 13,849,172 km (0.035 R)
• M13: 18,944,177 km (0.103 R)
• M14: 24,386,996 km (0.092 R)
• M15: 26,525,498 km (0.111 R)
• M16: 32,478,595 km (0.053 R)
• M17: 42,348,913 km (0.101 R)
• M18: 43,305,143 km (0.034 R)
• M19: 45,426,141 km (0.078 R)
• M20: 48,649,228 km (0.1 R)
• M21: 50,583,079 km (0.075 R)
• M22: 53,117,866 km (0.085 R)
• M23: 53,857,328 km (0.077 R)
• M24: 57,852,339 km (0.078 R)
• M25: 70,124,451 km (0.033 R)
• M26: 73,957,597 km (0.11 R)
• M27: 81,302,553 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.4

Radius: 5

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 8.23 AU - 11.99 AU

Year: 21088 Days

Day: 21 Hours

Environment

Temp: -233 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,000,237 km

• M1: 62,233 km (0.11 R)
• M2: 242,797 km (0.061 R)
• M3: 694,134 km (0.096 R)
• M4: 970,591 km (0.119 R)
• M5: 1,378,694 km (0.093 R)
• M6: 1,787,545 km (0.108 R)
• M7: 3,743,088 km (0.039 R)
• M8: 4,449,639 km (0.038 R)
• M9: 4,732,529 km (0.052 R)
• M10: 5,087,824 km (0.056 R)
• M11: 5,818,460 km (0.069 R)
• M12: 6,689,119 km (0.108 R)
• M13: 9,127,714 km (0.096 R)
• M14: 13,048,375 km (0.075 R)
• M15: 13,278,157 km (0.106 R)
• M16: 14,164,226 km (0.097 R)
• M17: 15,727,374 km (0.036 R)
• M18: 16,053,348 km (0.05 R)
• M19: 20,399,914 km (0.117 R)
• M20: 23,639,605 km (0.082 R)
• M21: 23,810,147 km (0.073 R)
• M22: 25,649,602 km (0.056 R)
• M23: 27,299,816 km (0.109 R)
• M24: 30,105,375 km (0.087 R)
• M25: 30,709,002 km (0.078 R)
• M26: 32,148,433 km (0.099 R)
• M27: 33,956,323 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 18,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit