🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.15 AU - 1.91 AU

Year: 709 Days

Day: 46.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.9

Radius: 14.8

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.37 AU - 4.87 AU

Year: 3721 Days

Day: 10.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,310,967 km

• M1: 184,604 km (0.117 R)
• M2: 909,555 km (0.09 R)
• M3: 1,377,946 km (0.037 R)
• M4: 2,829,195 km (0.118 R)
• M5: 3,377,471 km (0.066 R)
• M6: 4,400,122 km (0.112 R)
• M7: 6,082,649 km (0.113 R)
• M8: 6,620,155 km (0.091 R)
• M9: 7,513,254 km (0.081 R)
• M10: 8,575,249 km (0.11 R)
• M11: 9,158,232 km (0.061 R)
• M12: 10,234,140 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.6

Radius: 10.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.92 AU - 8.52 AU

Year: 8038 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,310,967 km

• M1: 139,724 km (0.031 R)
• M2: 1,249,591 km (0.075 R)
• M3: 1,601,146 km (0.09 R)
• M4: 2,288,847 km (0.085 R)
• M5: 2,921,198 km (0.072 R)
• M6: 4,533,863 km (0.078 R)
• M7: 4,945,257 km (0.064 R)
• M8: 5,381,634 km (0.033 R)
• M9: 6,603,400 km (0.067 R)
• M10: 7,390,434 km (0.083 R)
• M11: 8,119,424 km (0.092 R)
• M12: 8,770,026 km (0.08 R)
• M13: 10,739,033 km (0.107 R)
• M14: 14,394,906 km (0.111 R)
• M15: 15,654,370 km (0.086 R)
• M16: 17,379,682 km (0.081 R)
• M17: 18,806,846 km (0.109 R)
• M18: 21,738,815 km (0.091 R)
• M19: 24,293,797 km (0.1 R)
• M20: 29,329,710 km (0.092 R)
• M21: 35,659,794 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.7

Radius: 4.8

Gravity: 17.09 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 10.88 AU - 13.08 AU

Year: 15539 Days

Day: 22.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,310,967 km

• M1: 74,350 km (0.043 R)
• M2: 236,365 km (0.099 R)
• M3: 431,739 km (0.099 R)
• M4: 945,159 km (0.104 R)
• M5: 2,067,443 km (0.105 R)
• M6: 2,510,103 km (0.11 R)
• M7: 2,944,086 km (0.026 R)
• M8: 3,740,396 km (0.106 R)
• M9: 3,932,180 km (0.071 R)
• M10: 4,276,255 km (0.106 R)
• M11: 5,639,840 km (0.106 R)
• M12: 7,965,488 km (0.086 R)
• M13: 9,589,972 km (0.11 R)
• M14: 12,664,806 km (0.027 R)
• M15: 17,000,601 km (0.113 R)
• M16: 19,254,892 km (0.1 R)
• M17: 20,580,029 km (0.074 R)
• M18: 22,410,210 km (0.069 R)
• M19: 25,111,798 km (0.077 R)
• M20: 30,928,313 km (0.117 R)
• M21: 35,348,481 km (0.086 R)
• M22: 36,329,843 km (0.114 R)
• M23: 37,708,537 km (0.118 R)
• M24: 38,475,226 km (0.108 R)
• M25: 45,559,284 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.1

Radius: 4

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 11.42 AU - 15.32 AU

Year: 18320 Days

Day: 15.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,310,967 km

• M1: 50,564 km (0.097 R)
• M2: 400,025 km (0.094 R)
• M3: 554,111 km (0.114 R)
• M4: 678,576 km (0.104 R)
• M5: 1,295,368 km (0.105 R)
• M6: 1,453,942 km (0.112 R)
• M7: 2,073,127 km (0.098 R)
• M8: 2,308,295 km (0.109 R)
• M9: 2,792,244 km (0.082 R)
• M10: 3,143,201 km (0.048 R)
• M11: 4,454,277 km (0.105 R)
• M12: 4,760,204 km (0.059 R)
• M13: 5,697,734 km (0.118 R)
• M14: 5,859,749 km (0.051 R)
• M15: 6,125,285 km (0.109 R)
• M16: 7,613,933 km (0.072 R)
• M17: 9,018,508 km (0.107 R)
• M18: 9,874,357 km (0.081 R)
• M19: 11,693,617 km (0.067 R)
• M20: 12,008,371 km (0.119 R)
• M21: 12,490,973 km (0.057 R)
• M22: 16,760,646 km (0.114 R)
• M23: 18,328,432 km (0.113 R)
• M24: 18,681,782 km (0.088 R)
• M25: 19,256,537 km (0.076 R)
• M26: 21,909,955 km (0.12 R)
• M27: 27,835,377 km (0.104 R)
• M28: 28,869,098 km (0.113 R)
• M29: 37,847,065 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.7

Radius: 4.6

Gravity: 12.89 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 13.88 AU - 19.2 AU

Year: 25208 Days

Day: 18.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,310,967 km

• M1: 62,083 km (0.107 R)
• M2: 314,604 km (0.118 R)
• M3: 1,028,635 km (0.117 R)
• M4: 1,327,382 km (0.095 R)
• M5: 2,402,243 km (0.06 R)
• M6: 2,854,926 km (0.086 R)
• M7: 3,389,439 km (0.113 R)
• M8: 3,810,108 km (0.041 R)
• M9: 5,963,869 km (0.12 R)
• M10: 6,618,060 km (0.106 R)
• M11: 8,361,623 km (0.11 R)
• M12: 8,511,072 km (0.105 R)
• M13: 9,074,457 km (0.04 R)
• M14: 10,332,276 km (0.071 R)
• M15: 11,640,061 km (0.065 R)
• M16: 18,310,331 km (0.09 R)
• M17: 24,009,411 km (0.086 R)
• M18: 27,696,400 km (0.106 R)
• M19: 31,622,895 km (0.079 R)
• M20: 34,097,543 km (0.099 R)
• M21: 35,251,990 km (0.111 R)
• M22: 47,627,175 km (0.114 R)
• M23: 51,201,666 km (0.054 R)
• M24: 62,798,942 km (0.063 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 12,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit