🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.51 AU - 0.59 AU

Year: 177 Days

Day: 16.8 Hours

Environment

Temp: 37 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,753,706 km

• M1: 211,531 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.5 AU - 0.82 AU

Year: 232 Days

Day: 44 Hours

Environment

Temp: 14 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,753,706 km

• M1: 137,181 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.7

Radius: 11.5

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.47 AU - 4.35 AU

Year: 3351 Days

Day: 10.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,753,706 km

• M1: 143,016 km (0.09 R)
• M2: 900,430 km (0.052 R)
• M3: 1,294,919 km (0.081 R)
• M4: 1,917,396 km (0.054 R)
• M5: 2,363,646 km (0.116 R)
• M6: 2,879,161 km (0.105 R)
• M7: 3,526,171 km (0.072 R)
• M8: 4,290,018 km (0.046 R)
• M9: 4,746,890 km (0.107 R)
• M10: 5,110,862 km (0.088 R)
• M11: 5,705,364 km (0.029 R)
• M12: 6,971,261 km (0.109 R)
• M13: 7,540,032 km (0.088 R)
• M14: 8,242,543 km (0.034 R)
• M15: 8,698,817 km (0.104 R)
• M16: 9,246,345 km (0.048 R)
• M17: 9,816,762 km (0.072 R)
• M18: 10,491,448 km (0.114 R)
• M19: 10,902,543 km (0.119 R)
• M20: 12,336,439 km (0.096 R)
• M21: 13,600,092 km (0.108 R)
• M22: 15,155,162 km (0.112 R)
• M23: 17,676,784 km (0.112 R)
• M24: 18,142,183 km (0.12 R)
• M25: 22,300,555 km (0.09 R)
• M26: 23,050,489 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.4

Radius: 10.4

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.05 AU - 5.63 AU

Year: 4616 Days

Day: 11.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,753,706 km

• M1: 129,402 km (0.109 R)
• M2: 462,407 km (0.097 R)
• M3: 832,213 km (0.101 R)
• M4: 1,174,642 km (0.11 R)
• M5: 1,636,451 km (0.106 R)
• M6: 2,793,890 km (0.062 R)
• M7: 3,294,444 km (0.034 R)
• M8: 3,854,240 km (0.039 R)
• M9: 4,570,365 km (0.067 R)
• M10: 6,034,629 km (0.09 R)
• M11: 7,032,147 km (0.108 R)
• M12: 7,587,155 km (0.071 R)
• M13: 9,429,004 km (0.088 R)
• M14: 10,267,949 km (0.068 R)
• M15: 11,685,688 km (0.092 R)
• M16: 13,035,659 km (0.1 R)
• M17: 15,877,271 km (0.067 R)
• M18: 19,548,403 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212

Radius: 10.7

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.87 AU - 6.26 AU

Year: 5683 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,753,706 km

• M1: 138,378 km (0.102 R)
• M2: 512,822 km (0.06 R)
• M3: 971,788 km (0.09 R)
• M4: 1,724,863 km (0.119 R)
• M5: 2,609,136 km (0.103 R)
• M6: 3,557,138 km (0.039 R)
• M7: 4,121,272 km (0.11 R)
• M8: 4,559,893 km (0.108 R)
• M9: 5,276,466 km (0.077 R)
• M10: 6,205,469 km (0.099 R)
• M11: 7,848,203 km (0.057 R)
• M12: 8,455,272 km (0.09 R)
• M13: 15,511,953 km (0.115 R)
• M14: 18,675,200 km (0.116 R)
• M15: 20,880,871 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.6

Radius: 13.1

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.77 AU - 6.49 AU

Year: 6579 Days

Day: 7 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,753,706 km

• M1: 163,211 km (0.059 R)
• M2: 1,111,662 km (0.059 R)
• M3: 2,516,535 km (0.082 R)
• M4: 3,110,439 km (0.074 R)
• M5: 3,656,471 km (0.091 R)
• M6: 5,173,693 km (0.111 R)
• M7: 6,340,407 km (0.086 R)
• M8: 6,896,312 km (0.052 R)
• M9: 7,791,356 km (0.08 R)
• M10: 8,226,836 km (0.079 R)
• M11: 8,931,890 km (0.054 R)
• M12: 10,462,875 km (0.11 R)
• M13: 11,241,083 km (0.119 R)
• M14: 12,968,191 km (0.1 R)
• M15: 17,540,799 km (0.072 R)
• M16: 18,709,757 km (0.116 R)
• M17: 23,908,881 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.4

Radius: 7.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 11.62 AU - 12.06 AU

Year: 17660 Days

Day: 22.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,753,706 km

• M1: 92,601 km (0.057 R)
• M2: 359,184 km (0.104 R)
• M3: 1,238,521 km (0.099 R)
• M4: 1,497,475 km (0.029 R)
• M5: 1,899,743 km (0.094 R)
• M6: 2,775,788 km (0.044 R)
• M7: 3,048,206 km (0.105 R)
• M8: 3,384,652 km (0.1 R)
• M9: 4,212,826 km (0.046 R)
• M10: 4,688,846 km (0.119 R)
• M11: 5,357,698 km (0.097 R)
• M12: 7,869,446 km (0.112 R)
• M13: 15,508,811 km (0.029 R)
• M14: 17,473,181 km (0.073 R)
• M15: 20,135,275 km (0.066 R)
• M16: 22,053,120 km (0.11 R)
• M17: 25,971,387 km (0.058 R)
• M18: 26,433,495 km (0.063 R)
• M19: 32,842,866 km (0.076 R)
• M20: 36,519,832 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.9

Radius: 6.5

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.56 AU - 19.16 AU

Year: 27379 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,753,706 km

• M1: 83,027 km (0.09 R)
• M2: 439,668 km (0.093 R)
• M3: 937,380 km (0.107 R)
• M4: 1,552,975 km (0.066 R)
• M5: 1,940,883 km (0.116 R)
• M6: 2,632,324 km (0.097 R)
• M7: 4,246,485 km (0.117 R)
• M8: 4,713,979 km (0.116 R)
• M9: 5,004,647 km (0.119 R)
• M10: 11,232,855 km (0.089 R)
• M11: 13,522,301 km (0.116 R)
• M12: 14,289,589 km (0.092 R)
• M13: 18,782,611 km (0.079 R)
• M14: 19,219,138 km (0.112 R)
• M15: 27,064,648 km (0.114 R)
• M16: 27,902,995 km (0.039 R)
• M17: 28,376,173 km (0.055 R)
• M18: 31,942,137 km (0.088 R)
• M19: 33,405,953 km (0.102 R)
• M20: 34,587,177 km (0.083 R)
• M21: 36,579,522 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.8

Radius: 7.1

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 15.05 AU - 18.51 AU

Year: 29795 Days

Day: 23 Hours

Environment

Temp: -218 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,753,706 km

• M1: 88,412 km (0.107 R)
• M2: 363,224 km (0.118 R)
• M3: 756,217 km (0.106 R)
• M4: 1,335,909 km (0.103 R)
• M5: 1,917,246 km (0.087 R)
• M6: 2,854,477 km (0.116 R)
• M7: 3,254,202 km (0.068 R)
• M8: 3,482,339 km (0.027 R)
• M9: 4,824,531 km (0.084 R)
• M10: 5,160,079 km (0.066 R)
• M11: 5,712,843 km (0.093 R)
• M12: 6,045,998 km (0.061 R)
• M13: 6,751,502 km (0.077 R)
• M14: 8,377,780 km (0.089 R)
• M15: 8,753,719 km (0.09 R)
• M16: 9,830,974 km (0.107 R)
• M17: 11,121,704 km (0.113 R)
• M18: 12,178,015 km (0.095 R)
• M19: 12,590,905 km (0.092 R)
• M20: 19,581,164 km (0.088 R)
• M21: 21,712,934 km (0.106 R)
• M22: 22,525,101 km (0.082 R)
• M23: 24,643,706 km (0.116 R)
• M24: 25,304,330 km (0.109 R)
• M25: 27,591,981 km (0.108 R)
• M26: 34,999,170 km (0.116 R)
• M27: 43,950,209 km (0.105 R)
• M28: 51,584,787 km (0.1 R)
• M29: 56,946,075 km (0.097 R)
• M30: 57,906,493 km (0.099 R)
• M31: 60,454,145 km (0.062 R)
• M32: 63,280,199 km (0.069 R)
• M33: 72,733,587 km (0.081 R)
• M34: 73,863,949 km (0.083 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.6

Radius: 5.1

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 15.39 AU - 18.17 AU

Year: 29795 Days

Day: 22.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,753,706 km

• M1: 67,469 km (0.081 R)
• M2: 267,182 km (0.119 R)
• M3: 451,038 km (0.065 R)
• M4: 836,551 km (0.109 R)
• M5: 1,364,781 km (0.069 R)
• M6: 1,755,830 km (0.097 R)
• M7: 2,109,031 km (0.092 R)
• M8: 2,651,921 km (0.079 R)
• M9: 4,410,893 km (0.064 R)
• M10: 5,530,334 km (0.098 R)
• M11: 6,748,061 km (0.12 R)
• M12: 7,108,891 km (0.059 R)
• M13: 7,398,512 km (0.117 R)
• M14: 11,177,654 km (0.101 R)
• M15: 16,571,255 km (0.105 R)
• M16: 17,825,484 km (0.118 R)
• M17: 20,687,740 km (0.082 R)
• M18: 21,619,884 km (0.096 R)
• M19: 22,227,551 km (0.071 R)
• M20: 29,893,694 km (0.099 R)
• M21: 32,417,859 km (0.077 R)
• M22: 33,328,162 km (0.114 R)
• M23: 36,526,115 km (0.098 R)
• M24: 40,574,084 km (0.076 R)
• M25: 42,705,704 km (0.097 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: 241 - 16,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit