🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.43 AU - 0.67 AU

Year: 259 Days

Day: 17.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,761,672 km

• M1: 390,151 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.65 AU - 0.69 AU

Year: 349 Days

Day: 18.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.5

Radius: 13.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.67 AU - 0.91 AU

Year: 446 Days

Day: 5.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,761,672 km

• M1: 162,912 km (0.076 R)
• M2: 578,495 km (0.099 R)
• M3: 1,266,196 km (0.088 R)
• M4: 1,709,904 km (0.114 R)
• M5: 2,209,710 km (0.119 R)
• M6: 2,655,063 km (0.091 R)
• M7: 3,544,572 km (0.11 R)
• M8: 4,109,753 km (0.07 R)
• M9: 4,555,704 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569

Radius: 14.5

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.46 AU - 2.36 AU

Year: 1678 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,761,672 km

• M1: 180,265 km (0.082 R)
• M2: 649,105 km (0.109 R)
• M3: 1,309,430 km (0.043 R)
• M4: 2,431,265 km (0.072 R)
• M5: 3,342,764 km (0.118 R)
• M6: 4,820,941 km (0.069 R)
• M7: 5,465,109 km (0.082 R)
• M8: 6,237,483 km (0.094 R)
• M9: 7,211,814 km (0.105 R)
• M10: 8,142,163 km (0.1 R)
• M11: 8,876,240 km (0.025 R)
• M12: 11,890,338 km (0.102 R)
• M13: 13,467,698 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.9

Radius: 11.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.25 AU - 3.95 AU

Year: 4343 Days

Day: 6.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,761,672 km

• M1: 140,472 km (0.047 R)
• M2: 1,281,306 km (0.096 R)
• M3: 1,807,890 km (0.045 R)
• M4: 2,193,254 km (0.031 R)
• M5: 3,002,579 km (0.105 R)
• M6: 3,676,517 km (0.12 R)
• M7: 4,040,040 km (0.111 R)
• M8: 4,555,255 km (0.081 R)
• M9: 5,349,919 km (0.042 R)
• M10: 5,869,622 km (0.093 R)
• M11: 6,782,618 km (0.114 R)
• M12: 7,243,828 km (0.079 R)
• M13: 10,617,709 km (0.118 R)
• M14: 13,256,915 km (0.119 R)
• M15: 13,979,622 km (0.054 R)
• M16: 14,728,359 km (0.102 R)
• M17: 16,204,142 km (0.096 R)
• M18: 18,377,350 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.6

Radius: 12.4

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.04 AU - 4.94 AU

Year: 5067 Days

Day: 5.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 127.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,761,672 km

• M1: 154,834 km (0.092 R)
• M2: 682,316 km (0.087 R)
• M3: 1,138,141 km (0.11 R)
• M4: 1,645,726 km (0.059 R)
• M5: 2,850,887 km (0.081 R)
• M6: 3,670,683 km (0.083 R)
• M7: 4,400,421 km (0.079 R)
• M8: 4,846,223 km (0.111 R)
• M9: 11,746,724 km (0.062 R)
• M10: 12,609,305 km (0.087 R)
• M11: 13,934,593 km (0.094 R)
• M12: 15,502,528 km (0.105 R)
• M13: 16,224,188 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.4

Radius: 5.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.18 AU - 8.36 AU

Year: 11200 Days

Day: 20.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,761,672 km

• M1: 74,051 km (0.076 R)
• M2: 508,633 km (0.115 R)
• M3: 705,504 km (0.085 R)
• M4: 1,545,196 km (0.112 R)
• M5: 2,257,282 km (0.088 R)
• M6: 4,540,894 km (0.048 R)
• M7: 7,309,352 km (0.072 R)
• M8: 7,524,175 km (0.1 R)
• M9: 11,898,715 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.6

Radius: 3.3

Gravity: 40.73 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.47 AU - 8.91 AU

Year: 12258 Days

Day: 16.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 42,761,672 km

• M1: 42,187 km (0.074 R)
• M2: 231,877 km (0.046 R)
• M3: 336,745 km (0.045 R)
• M4: 596,148 km (0.102 R)
• M5: 773,720 km (0.08 R)
• M6: 1,028,037 km (0.087 R)
• M7: 1,625,530 km (0.031 R)
• M8: 1,731,147 km (0.047 R)
• M9: 1,922,781 km (0.082 R)
• M10: 2,503,820 km (0.099 R)
• M11: 2,686,479 km (0.114 R)
• M12: 2,813,038 km (0.099 R)
• M13: 3,147,240 km (0.039 R)
• M14: 3,532,006 km (0.098 R)
• M15: 4,308,269 km (0.037 R)
• M16: 4,905,613 km (0.112 R)
• M17: 6,448,117 km (0.095 R)
• M18: 7,026,762 km (0.092 R)
• M19: 7,186,682 km (0.041 R)
• M20: 7,514,002 km (0.035 R)
• M21: 7,765,775 km (0.099 R)
• M22: 8,066,766 km (0.109 R)
• M23: 9,348,670 km (0.104 R)
• M24: 9,493,630 km (0.115 R)
• M25: 10,550,390 km (0.073 R)
• M26: 11,188,275 km (0.113 R)
• M27: 11,964,389 km (0.05 R)
• M28: 12,423,654 km (0.096 R)
• M29: 12,835,049 km (0.096 R)
• M30: 12,954,278 km (0.081 R)
• M31: 15,029,350 km (0.092 R)
• M32: 16,529,368 km (0.103 R)
• M33: 22,389,565 km (0.105 R)
• M34: 23,886,741 km (0.098 R)
• M35: 24,248,468 km (0.089 R)
• M36: 25,355,642 km (0.086 R)
• M37: 26,399,835 km (0.078 R)
• M38: 29,703,555 km (0.114 R)
• M39: 33,160,313 km (0.096 R)
• M40: 43,757,826 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.6

Radius: 5.3

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.07 AU - 10.17 AU

Year: 17512 Days

Day: 24.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,761,672 km

• M1: 65,973 km (0.038 R)
• M2: 656,136 km (0.078 R)
• M3: 851,511 km (0.088 R)
• M4: 1,043,894 km (0.101 R)
• M5: 1,531,583 km (0.097 R)
• M6: 2,778,032 km (0.097 R)
• M7: 3,051,797 km (0.119 R)
• M8: 5,181,921 km (0.12 R)
• M9: 8,526,331 km (0.115 R)
• M10: 8,790,221 km (0.108 R)
• M11: 11,954,366 km (0.093 R)
• M12: 12,735,566 km (0.085 R)
• M13: 13,255,269 km (0.072 R)
• M14: 13,909,760 km (0.112 R)
• M15: 15,090,386 km (0.111 R)
• M16: 15,869,641 km (0.046 R)
• M17: 16,743,592 km (0.088 R)
• M18: 18,078,155 km (0.047 R)
• M19: 19,633,973 km (0.114 R)
• M20: 21,762,601 km (0.108 R)
• M21: 22,008,240 km (0.072 R)
• M22: 22,421,729 km (0.093 R)
• M23: 23,693,161 km (0.046 R)
• M24: 26,564,991 km (0.109 R)
• M25: 30,470,543 km (0.046 R)
• M26: 33,857,588 km (0.065 R)
• M27: 34,077,198 km (0.099 R)
• M28: 37,840,333 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 15,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit