🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.94 AU - 2.96 AU

Year: 1607 Days

Day: 26 Hours

Environment

Temp: -120 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.5

Radius: 12.3

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.38 AU - 3.62 AU

Year: 2177 Days

Day: 10.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,643,653 km

• M1: 153,039 km (0.098 R)
• M2: 612,154 km (0.112 R)
• M3: 1,040,603 km (0.069 R)
• M4: 1,676,394 km (0.111 R)
• M5: 2,366,938 km (0.097 R)
• M6: 3,140,508 km (0.12 R)
• M7: 3,533,502 km (0.051 R)
• M8: 3,959,407 km (0.093 R)
• M9: 4,378,430 km (0.107 R)
• M10: 5,496,974 km (0.11 R)
• M11: 5,943,523 km (0.061 R)
• M12: 6,966,324 km (0.042 R)
• M13: 8,949,543 km (0.108 R)
• M14: 10,254,635 km (0.091 R)
• M15: 10,818,469 km (0.112 R)
• M16: 11,926,391 km (0.078 R)
• M17: 14,045,295 km (0.064 R)
• M18: 16,864,617 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.7

Radius: 14.6

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.57 AU - 3.89 AU

Year: 2432 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,643,653 km

• M1: 181,761 km (0.104 R)
• M2: 694,433 km (0.114 R)
• M3: 1,498,671 km (0.057 R)
• M4: 2,282,265 km (0.075 R)
• M5: 2,917,158 km (0.047 R)
• M6: 3,443,444 km (0.086 R)
• M7: 4,370,502 km (0.045 R)
• M8: 5,642,532 km (0.09 R)
• M9: 6,813,734 km (0.094 R)
• M10: 7,395,072 km (0.115 R)
• M11: 7,852,691 km (0.104 R)
• M12: 8,685,503 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.1

Radius: 9.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.78 AU - 8.12 AU

Year: 8520 Days

Day: 7.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,643,653 km

• M1: 121,922 km (0.099 R)
• M2: 1,050,775 km (0.111 R)
• M3: 2,349,285 km (0.091 R)
• M4: 3,992,917 km (0.099 R)
• M5: 5,428,907 km (0.069 R)
• M6: 5,736,031 km (0.073 R)
• M7: 6,385,585 km (0.033 R)
• M8: 8,407,101 km (0.074 R)
• M9: 11,221,037 km (0.096 R)
• M10: 11,583,363 km (0.104 R)
• M11: 12,236,507 km (0.095 R)
• M12: 16,046,017 km (0.039 R)
• M13: 17,940,824 km (0.054 R)
• M14: 23,469,064 km (0.034 R)
• M15: 24,137,467 km (0.069 R)
• M16: 25,202,454 km (0.092 R)
• M17: 26,457,580 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.8

Radius: 14.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.94 AU - 9.38 AU

Year: 8882 Days

Day: 7.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,643,653 km

• M1: 182,809 km (0.067 R)
• M2: 653,294 km (0.111 R)
• M3: 1,392,457 km (0.116 R)
• M4: 1,936,844 km (0.116 R)
• M5: 2,661,346 km (0.118 R)
• M6: 3,823,123 km (0.118 R)
• M7: 4,630,353 km (0.11 R)
• M8: 10,190,906 km (0.114 R)
• M9: 12,828,017 km (0.078 R)
• M10: 14,095,411 km (0.102 R)
• M11: 20,010,810 km (0.116 R)
• M12: 22,033,672 km (0.097 R)
• M13: 23,260,823 km (0.077 R)
• M14: 31,805,704 km (0.111 R)
• M15: 35,320,207 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.4

Radius: 3.7

Gravity: 48.53 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.09 AU - 12.57 AU

Year: 13910 Days

Day: 22.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,643,653 km

• M1: 46,076 km (0.078 R)
• M2: 181,911 km (0.088 R)
• M3: 555,008 km (0.04 R)
• M4: 1,399,338 km (0.052 R)
• M5: 1,910,215 km (0.045 R)
• M6: 2,451,012 km (0.119 R)
• M7: 3,496,850 km (0.074 R)
• M8: 6,377,656 km (0.074 R)
• M9: 6,620,603 km (0.115 R)
• M10: 6,827,796 km (0.107 R)
• M11: 9,348,820 km (0.05 R)
• M12: 9,768,442 km (0.045 R)
• M13: 10,036,970 km (0.057 R)
• M14: 14,469,555 km (0.108 R)
• M15: 14,959,637 km (0.104 R)
• M16: 17,577,151 km (0.099 R)
• M17: 21,822,589 km (0.065 R)
• M18: 22,466,608 km (0.064 R)
• M19: 24,180,701 km (0.032 R)
• M20: 24,671,980 km (0.065 R)
• M21: 29,618,882 km (0.115 R)
• M22: 30,521,706 km (0.114 R)
• M23: 34,564,289 km (0.071 R)
• M24: 36,199,842 km (0.094 R)
• M25: 37,361,769 km (0.117 R)
• M26: 39,353,365 km (0.092 R)
• M27: 40,858,021 km (0.109 R)
• M28: 48,027,798 km (0.095 R)
• M29: 55,991,491 km (0.093 R)
• M30: 56,334,070 km (0.05 R)
• M31: 57,543,868 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.5

Radius: 3.7

Gravity: 33.93 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 14.07 AU - 19.75 AU

Year: 29134 Days

Day: 17.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,643,653 km

• M1: 46,076 km (0.027 R)
• M2: 281,543 km (0.064 R)
• M3: 530,175 km (0.027 R)
• M4: 899,233 km (0.067 R)
• M5: 1,452,895 km (0.104 R)
• M6: 1,971,401 km (0.092 R)
• M7: 3,480,394 km (0.095 R)
• M8: 3,695,516 km (0.074 R)
• M9: 3,985,287 km (0.052 R)
• M10: 4,118,729 km (0.099 R)
• M11: 7,817,536 km (0.089 R)
• M12: 8,240,300 km (0.082 R)
• M13: 10,270,941 km (0.083 R)
• M14: 12,755,612 km (0.066 R)
• M15: 13,340,989 km (0.104 R)
• M16: 14,252,339 km (0.112 R)
• M17: 17,322,536 km (0.094 R)
• M18: 18,039,858 km (0.083 R)
• M19: 20,408,740 km (0.029 R)
• M20: 24,172,174 km (0.1 R)
• M21: 28,867,752 km (0.102 R)
• M22: 30,129,759 km (0.08 R)
• M23: 31,034,826 km (0.112 R)
• M24: 32,763,430 km (0.114 R)
• M25: 33,444,998 km (0.078 R)
• M26: 34,275,415 km (0.118 R)
• M27: 37,437,466 km (0.064 R)
• M28: 40,010,100 km (0.114 R)
• M29: 43,022,104 km (0.114 R)
• M30: 43,347,629 km (0.051 R)
• M31: 49,136,767 km (0.073 R)
• M32: 50,029,268 km (0.119 R)
• M33: 52,771,696 km (0.09 R)
• M34: 59,758,665 km (0.043 R)
• M35: 63,894,298 km (0.087 R)
• M36: 65,171,265 km (0.107 R)
• M37: 78,889,091 km (0.085 R)
• M38: 84,110,505 km (0.082 R)
• M39: 85,900,893 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.7

Radius: 5.4

Gravity: 18.13 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 15.76 AU - 18.42 AU

Year: 29600 Days

Day: 24.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,643,653 km

• M1: 67,169 km (0.111 R)
• M2: 552,615 km (0.101 R)
• M3: 1,257,669 km (0.078 R)
• M4: 2,611,829 km (0.037 R)
• M5: 3,234,306 km (0.092 R)
• M6: 3,690,430 km (0.1 R)
• M7: 10,723,325 km (0.086 R)
• M8: 11,594,284 km (0.113 R)
• M9: 13,475,776 km (0.082 R)
• M10: 14,648,923 km (0.1 R)
• M11: 25,989,339 km (0.093 R)
• M12: 28,047,656 km (0.088 R)
• M13: 29,052,804 km (0.112 R)
• M14: 29,564,429 km (0.046 R)
• M15: 31,134,907 km (0.116 R)
• M16: 36,919,857 km (0.106 R)
• M17: 39,828,040 km (0.109 R)
• M18: 63,063,730 km (0.109 R)
• M19: 68,322,993 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 11,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit