🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.6 AU - 0.62 AU

Year: 218 Days

Day: 46.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 90,896,173 km

• M1: 46,226 km (0.094 R)
• M2: 152,141 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.92 AU - 1.42 AU

Year: 578 Days

Day: 33.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.04 AU - 1.44 AU

Year: 630 Days

Day: 29.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 14.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.52 AU - 3.22 AU

Year: 2220 Days

Day: 5.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,896,173 km

• M1: 183,108 km (0.113 R)
• M2: 1,452,745 km (0.111 R)
• M3: 1,993,541 km (0.032 R)
• M4: 2,656,559 km (0.093 R)
• M5: 3,641,212 km (0.094 R)
• M6: 4,938,076 km (0.106 R)
• M7: 5,726,756 km (0.108 R)
• M8: 6,354,319 km (0.053 R)
• M9: 8,605,618 km (0.089 R)
• M10: 10,241,769 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.4

Radius: 11.3

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.57 AU - 3.87 AU

Year: 3276 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,896,173 km

• M1: 140,772 km (0.101 R)
• M2: 501,003 km (0.083 R)
• M3: 1,217,128 km (0.084 R)
• M4: 1,577,958 km (0.032 R)
• M5: 2,675,408 km (0.089 R)
• M6: 3,080,519 km (0.073 R)
• M7: 3,798,739 km (0.107 R)
• M8: 4,681,815 km (0.106 R)
• M9: 5,294,867 km (0.12 R)
• M10: 5,718,229 km (0.049 R)
• M11: 7,151,676 km (0.113 R)
• M12: 12,321,479 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 14

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.91 AU - 6.93 AU

Year: 8311 Days

Day: 9.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,896,173 km

• M1: 192,981 km (0.11 R)
• M2: 641,326 km (0.091 R)
• M3: 1,263,504 km (0.106 R)
• M4: 2,781,922 km (0.097 R)
• M5: 4,263,240 km (0.072 R)
• M6: 7,062,665 km (0.103 R)
• M7: 12,353,942 km (0.114 R)
• M8: 14,091,521 km (0.078 R)
• M9: 26,251,135 km (0.06 R)
• M10: 29,588,065 km (0.095 R)
• M11: 30,760,613 km (0.12 R)
• M12: 33,511,868 km (0.055 R)
• M13: 35,109,274 km (0.103 R)
• M14: 36,980,294 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 12.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.97 AU - 10.03 AU

Year: 12327 Days

Day: 8.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,896,173 km

• M1: 165,455 km (0.091 R)
• M2: 747,092 km (0.119 R)
• M3: 1,241,363 km (0.098 R)
• M4: 1,640,939 km (0.068 R)
• M5: 2,182,184 km (0.076 R)
• M6: 3,655,723 km (0.03 R)
• M7: 4,175,426 km (0.068 R)
• M8: 5,467,353 km (0.09 R)
• M9: 9,664,022 km (0.113 R)
• M10: 10,663,037 km (0.11 R)
• M11: 11,499,289 km (0.052 R)
• M12: 12,199,407 km (0.118 R)
• M13: 14,672,709 km (0.084 R)
• M14: 15,778,237 km (0.097 R)
• M15: 16,278,941 km (0.081 R)
• M16: 16,716,664 km (0.099 R)
• M17: 17,237,115 km (0.072 R)
• M18: 18,310,630 km (0.036 R)
• M19: 23,237,636 km (0.062 R)
• M20: 25,806,829 km (0.088 R)
• M21: 27,931,867 km (0.08 R)
• M22: 29,090,503 km (0.112 R)
• M23: 30,171,347 km (0.101 R)
• M24: 31,055,022 km (0.09 R)
• M25: 33,574,549 km (0.098 R)
• M26: 34,763,553 km (0.101 R)
• M27: 36,724,332 km (0.108 R)
• M28: 40,198,444 km (0.092 R)
• M29: 42,909,157 km (0.119 R)
• M30: 48,091,527 km (0.097 R)
• M31: 53,516,095 km (0.028 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.8

Radius: 4.1

Gravity: 59 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.93 AU - 14.71 AU

Year: 22195 Days

Day: 21.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 90,896,173 km

• M1: 52,958 km (0.118 R)
• M2: 231,129 km (0.098 R)
• M3: 414,685 km (0.098 R)
• M4: 954,734 km (0.063 R)
• M5: 1,562,101 km (0.104 R)
• M6: 2,616,317 km (0.068 R)
• M7: 3,334,985 km (0.101 R)
• M8: 3,486,977 km (0.066 R)
• M9: 3,970,926 km (0.114 R)
• M10: 5,111,161 km (0.069 R)
• M11: 6,981,134 km (0.04 R)
• M12: 7,281,078 km (0.105 R)
• M13: 9,027,035 km (0.058 R)
• M14: 10,506,558 km (0.1 R)
• M15: 12,868,409 km (0.109 R)
• M16: 13,167,605 km (0.114 R)
• M17: 13,857,700 km (0.027 R)
• M18: 16,860,578 km (0.072 R)
• M19: 18,798,319 km (0.081 R)
• M20: 21,922,670 km (0.1 R)
• M21: 22,135,249 km (0.12 R)
• M22: 22,349,323 km (0.1 R)
• M23: 23,999,089 km (0.102 R)
• M24: 24,452,370 km (0.084 R)
• M25: 24,795,997 km (0.11 R)
• M26: 31,817,074 km (0.088 R)
• M27: 34,758,317 km (0.114 R)
• M28: 36,966,681 km (0.118 R)
• M29: 44,830,144 km (0.084 R)
• M30: 45,172,872 km (0.097 R)
• M31: 49,605,158 km (0.059 R)
• M32: 66,606,806 km (0.054 R)
• M33: 67,501,252 km (0.058 R)
• M34: 68,630,417 km (0.104 R)
• M35: 70,694,568 km (0.095 R)
• M36: 74,705,586 km (0.038 R)
• M37: 75,913,589 km (0.104 R)
• M38: 76,156,686 km (0.12 R)
• M39: 80,118,037 km (0.089 R)
• M40: 80,622,780 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921

Radius: 4.8

Gravity: 39.97 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 12.6 AU - 14.3 AU

Year: 22521 Days

Day: 18.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,896,173 km

• M1: 59,839 km (0.09 R)
• M2: 237,113 km (0.095 R)
• M3: 391,498 km (0.096 R)
• M4: 692,638 km (0.114 R)
• M5: 842,236 km (0.082 R)
• M6: 1,347,129 km (0.067 R)
• M7: 2,053,680 km (0.072 R)
• M8: 2,463,578 km (0.096 R)
• M9: 3,629,992 km (0.045 R)
• M10: 4,623,621 km (0.112 R)
• M11: 4,965,752 km (0.12 R)
• M12: 5,324,637 km (0.099 R)
• M13: 5,786,446 km (0.07 R)
• M14: 6,886,140 km (0.047 R)
• M15: 7,903,555 km (0.1 R)
• M16: 9,611,514 km (0.103 R)
• M17: 15,672,621 km (0.096 R)
• M18: 16,356,283 km (0.115 R)
• M19: 25,352,650 km (0.113 R)
• M20: 27,136,007 km (0.1 R)
• M21: 39,308,486 km (0.106 R)
• M22: 42,179,120 km (0.104 R)
• M23: 47,269,038 km (0.091 R)
• M24: 49,596,332 km (0.077 R)
• M25: 56,239,375 km (0.077 R)
• M26: 63,237,114 km (0.108 R)
• M27: 70,562,623 km (0.093 R)
• M28: 72,419,880 km (0.118 R)
• M29: 73,360,552 km (0.049 R)
• M30: 77,449,810 km (0.053 R)
• M31: 80,929,306 km (0.1 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: 227 - 13,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit