🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.48 AU - 0.72 AU

Year: 300 Days

Day: 27.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.8

Radius: 11.2

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.3 AU - 1.36 AU

Year: 990 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,633,968 km

• M1: 140,173 km (0.117 R)
• M2: 502,948 km (0.097 R)
• M3: 884,722 km (0.09 R)
• M4: 1,248,993 km (0.11 R)
• M5: 1,841,101 km (0.086 R)
• M6: 2,745,271 km (0.103 R)
• M7: 3,114,628 km (0.107 R)
• M8: 3,575,539 km (0.114 R)
• M9: 4,741,205 km (0.095 R)
• M10: 5,997,229 km (0.081 R)
• M11: 6,669,223 km (0.12 R)
• M12: 7,128,937 km (0.09 R)
• M13: 7,883,209 km (0.114 R)
• M14: 8,582,879 km (0.114 R)
• M15: 9,493,780 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472

Radius: 12.3

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.84 AU - 2.72 AU

Year: 2223 Days

Day: 6.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,633,968 km

• M1: 153,487 km (0.085 R)
• M2: 547,827 km (0.114 R)
• M3: 951,293 km (0.046 R)
• M4: 1,472,342 km (0.058 R)
• M5: 2,099,008 km (0.12 R)
• M6: 2,811,243 km (0.09 R)
• M7: 3,393,179 km (0.026 R)
• M8: 5,339,298 km (0.03 R)
• M9: 6,039,266 km (0.067 R)
• M10: 6,513,641 km (0.071 R)
• M11: 7,093,931 km (0.111 R)
• M12: 7,766,074 km (0.061 R)
• M13: 8,696,723 km (0.118 R)
• M14: 9,108,566 km (0.104 R)
• M15: 10,458,088 km (0.1 R)
• M16: 10,960,737 km (0.047 R)
• M17: 12,209,580 km (0.038 R)
• M18: 12,646,256 km (0.113 R)
• M19: 14,148,967 km (0.11 R)
• M20: 14,898,602 km (0.101 R)
• M21: 15,397,660 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.1

Radius: 9

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.96 AU - 6.08 AU

Year: 8374 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,633,968 km

• M1: 111,899 km (0.054 R)
• M2: 476,768 km (0.074 R)
• M3: 776,263 km (0.04 R)
• M4: 1,453,044 km (0.084 R)
• M5: 1,805,945 km (0.079 R)
• M6: 2,267,156 km (0.108 R)
• M7: 2,926,733 km (0.108 R)
• M8: 4,241,249 km (0.114 R)
• M9: 5,845,686 km (0.054 R)
• M10: 6,285,654 km (0.086 R)
• M11: 7,981,794 km (0.056 R)
• M12: 8,913,340 km (0.113 R)
• M13: 12,470,628 km (0.094 R)
• M14: 13,547,134 km (0.077 R)
• M15: 14,623,192 km (0.034 R)
• M16: 15,949,227 km (0.058 R)
• M17: 17,980,168 km (0.114 R)
• M18: 18,406,223 km (0.049 R)
• M19: 19,352,280 km (0.063 R)
• M20: 20,870,549 km (0.09 R)
• M21: 21,738,665 km (0.038 R)
• M22: 23,127,382 km (0.074 R)
• M23: 25,720,811 km (0.116 R)
• M24: 26,810,332 km (0.076 R)
• M25: 29,373,991 km (0.091 R)
• M26: 32,723,936 km (0.061 R)
• M27: 34,219,017 km (0.082 R)
• M28: 40,413,266 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.2

Radius: 10.9

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.48 AU - 5.86 AU

Year: 8717 Days

Day: 13.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,633,968 km

• M1: 137,032 km (0.07 R)
• M2: 628,311 km (0.086 R)
• M3: 1,708,707 km (0.081 R)
• M4: 2,122,794 km (0.09 R)
• M5: 2,684,085 km (0.074 R)
• M6: 4,734,922 km (0.115 R)
• M7: 6,188,565 km (0.099 R)
• M8: 8,990,234 km (0.097 R)
• M9: 12,898,328 km (0.063 R)
• M10: 16,801,486 km (0.102 R)
• M11: 17,230,683 km (0.108 R)
• M12: 26,456,084 km (0.079 R)
• M13: 26,842,645 km (0.097 R)
• M14: 27,331,082 km (0.053 R)
• M15: 29,863,325 km (0.065 R)
• M16: 31,889,479 km (0.092 R)
• M17: 34,463,011 km (0.104 R)
• M18: 36,810,650 km (0.091 R)
• M19: 41,561,729 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.7

Radius: 3.2

Gravity: 53 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.99 AU - 7.23 AU

Year: 10973 Days

Day: 24.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,633,968 km

• M1: 39,793 km (0.09 R)
• M2: 148,251 km (0.08 R)
• M3: 305,628 km (0.091 R)
• M4: 667,356 km (0.096 R)
• M5: 868,416 km (0.119 R)
• M6: 1,177,784 km (0.079 R)
• M7: 1,749,547 km (0.09 R)
• M8: 2,026,752 km (0.07 R)
• M9: 2,989,713 km (0.079 R)
• M10: 3,194,962 km (0.091 R)
• M11: 4,628,708 km (0.034 R)
• M12: 4,965,901 km (0.094 R)
• M13: 7,178,454 km (0.095 R)
• M14: 7,713,715 km (0.059 R)
• M15: 8,055,845 km (0.103 R)
• M16: 9,870,767 km (0.11 R)
• M17: 10,688,319 km (0.029 R)
• M18: 11,494,652 km (0.047 R)
• M19: 12,054,148 km (0.09 R)
• M20: 12,573,103 km (0.117 R)
• M21: 16,210,575 km (0.103 R)
• M22: 17,128,358 km (0.109 R)
• M23: 17,417,530 km (0.067 R)
• M24: 18,606,983 km (0.11 R)
• M25: 20,088,600 km (0.053 R)
• M26: 25,373,893 km (0.119 R)
• M27: 27,783,616 km (0.029 R)
• M28: 29,094,991 km (0.028 R)
• M29: 31,623,195 km (0.04 R)
• M30: 32,497,445 km (0.117 R)
• M31: 32,940,554 km (0.076 R)
• M32: 33,163,604 km (0.079 R)
• M33: 34,408,408 km (0.072 R)
• M34: 36,392,973 km (0.07 R)
• M35: 40,460,689 km (0.094 R)
• M36: 43,468,204 km (0.029 R)
• M37: 46,062,232 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.2

Radius: 8

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.43 AU - 7.83 AU

Year: 11023 Days

Day: 22.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,633,968 km

• M1: 99,483 km (0.056 R)
• M2: 443,408 km (0.034 R)
• M3: 921,224 km (0.114 R)
• M4: 2,194,451 km (0.111 R)
• M5: 3,096,676 km (0.056 R)
• M6: 4,003,239 km (0.104 R)
• M7: 4,791,470 km (0.077 R)
• M8: 5,305,339 km (0.09 R)
• M9: 6,480,580 km (0.072 R)
• M10: 9,731,491 km (0.044 R)
• M11: 10,555,327 km (0.11 R)
• M12: 11,368,989 km (0.105 R)
• M13: 12,696,820 km (0.061 R)
• M14: 13,059,595 km (0.086 R)
• M15: 14,514,733 km (0.111 R)
• M16: 17,445,655 km (0.096 R)
• M17: 20,832,401 km (0.069 R)
• M18: 22,371,763 km (0.086 R)
• M19: 25,675,483 km (0.046 R)
• M20: 30,675,492 km (0.069 R)
• M21: 32,777,043 km (0.075 R)
• M22: 33,460,107 km (0.039 R)
• M23: 34,502,655 km (0.11 R)
• M24: 35,686,123 km (0.105 R)
• M25: 36,167,080 km (0.119 R)
• M26: 40,300,769 km (0.113 R)
• M27: 44,878,164 km (0.073 R)
• M28: 45,579,330 km (0.088 R)
• M29: 47,291,776 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.2

Radius: 4.4

Gravity: 32.76 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 8.97 AU - 9.71 AU

Year: 18430 Days

Day: 17.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,633,968 km

• M1: 54,753 km (0.104 R)
• M2: 247,285 km (0.084 R)
• M3: 417,976 km (0.118 R)
• M4: 575,054 km (0.099 R)
• M5: 761,902 km (0.085 R)
• M6: 1,191,098 km (0.111 R)
• M7: 1,451,249 km (0.113 R)
• M8: 1,595,162 km (0.09 R)
• M9: 1,856,210 km (0.043 R)
• M10: 2,085,095 km (0.114 R)
• M11: 2,669,275 km (0.09 R)
• M12: 2,911,324 km (0.107 R)
• M13: 3,905,252 km (0.095 R)
• M14: 4,346,716 km (0.061 R)
• M15: 9,583,838 km (0.044 R)
• M16: 9,864,633 km (0.091 R)
• M17: 12,644,012 km (0.072 R)
• M18: 12,913,737 km (0.035 R)
• M19: 13,534,718 km (0.118 R)
• M20: 20,505,231 km (0.111 R)
• M21: 26,246,348 km (0.056 R)
• M22: 29,658,526 km (0.032 R)
• M23: 30,858,600 km (0.105 R)
• M24: 35,982,776 km (0.102 R)
• M25: 42,845,578 km (0.092 R)
• M26: 49,191,071 km (0.108 R)
• M27: 49,357,274 km (0.109 R)
• M28: 57,413,269 km (0.085 R)
• M29: 65,094,222 km (0.077 R)
• M30: 65,495,294 km (0.1 R)
• M31: 68,971,201 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.8

Radius: 7

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.7 AU - 10.4 AU

Year: 19055 Days

Day: 23.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,633,968 km

• M1: 87,814 km (0.099 R)
• M2: 730,187 km (0.06 R)
• M3: 1,190,500 km (0.084 R)
• M4: 1,441,076 km (0.082 R)
• M5: 2,544,361 km (0.083 R)
• M6: 3,296,539 km (0.107 R)
• M7: 4,034,505 km (0.115 R)
• M8: 13,478,319 km (0.062 R)
• M9: 14,970,109 km (0.103 R)
• M10: 20,012,455 km (0.099 R)
• M11: 28,613,136 km (0.064 R)
• M12: 29,299,491 km (0.085 R)
• M13: 33,272,511 km (0.1 R)
• M14: 37,183,149 km (0.095 R)
• M15: 40,095,820 km (0.094 R)
• M16: 40,955,110 km (0.082 R)
• M17: 43,306,788 km (0.118 R)
• M18: 44,059,714 km (0.056 R)
• M19: 62,146,995 km (0.049 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: 466 - 12,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit