🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.67 AU - 1.03 AU

Year: 278 Days

Day: 21.9 Hours

Environment

Temp: 186 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.1 AU - 1.24 AU

Year: 449 Days

Day: 21.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.15 AU - 1.65 AU

Year: 588 Days

Day: 37.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,905,824 km

• M1: 482,453 km (0.103 R)
• M2: 1,094,458 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.33 AU - 1.67 AU

Year: 652 Days

Day: 35.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.13 AU - 3.31 AU

Year: 2050 Days

Day: 44.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.22 AU - 5.88 AU

Year: 4026 Days

Day: 47.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.7

Radius: 8.6

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.71 AU - 7.11 AU

Year: 5757 Days

Day: 8.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,905,824 km

• M1: 106,962 km (0.118 R)
• M2: 497,563 km (0.086 R)
• M3: 830,867 km (0.079 R)
• M4: 1,383,631 km (0.12 R)
• M5: 1,729,052 km (0.116 R)
• M6: 2,021,516 km (0.103 R)
• M7: 2,523,118 km (0.099 R)
• M8: 4,220,006 km (0.103 R)
• M9: 5,216,627 km (0.107 R)
• M10: 7,067,303 km (0.089 R)
• M11: 8,632,096 km (0.085 R)
• M12: 9,143,422 km (0.102 R)
• M13: 10,226,810 km (0.09 R)
• M14: 12,431,284 km (0.12 R)
• M15: 13,250,332 km (0.099 R)
• M16: 16,627,355 km (0.072 R)
• M17: 18,374,358 km (0.087 R)
• M18: 19,006,709 km (0.094 R)
• M19: 19,653,420 km (0.086 R)
• M20: 20,538,441 km (0.107 R)
• M21: 23,028,049 km (0.116 R)
• M22: 25,452,133 km (0.113 R)
• M23: 26,770,389 km (0.039 R)
• M24: 27,949,221 km (0.1 R)
• M25: 28,318,877 km (0.107 R)
• M26: 29,162,310 km (0.105 R)
• M27: 32,602,313 km (0.056 R)
• M28: 33,011,912 km (0.118 R)
• M29: 35,650,070 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.3

Radius: 8.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.11 AU - 9.47 AU

Year: 9245 Days

Day: 13.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,905,824 km

• M1: 108,458 km (0.029 R)
• M2: 538,403 km (0.063 R)
• M3: 2,208,065 km (0.074 R)
• M4: 3,534,100 km (0.098 R)
• M5: 4,477,763 km (0.106 R)
• M6: 4,998,514 km (0.078 R)
• M7: 5,777,171 km (0.033 R)
• M8: 7,208,224 km (0.113 R)
• M9: 7,842,220 km (0.08 R)
• M10: 9,714,437 km (0.085 R)
• M11: 10,096,211 km (0.115 R)
• M12: 12,120,270 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.1

Radius: 5.8

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 16.07 AU - 17.13 AU

Year: 23994 Days

Day: 15.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,905,824 km

• M1: 72,256 km (0.047 R)
• M2: 294,259 km (0.099 R)
• M3: 635,492 km (0.095 R)
• M4: 881,879 km (0.037 R)
• M5: 1,229,994 km (0.07 R)
• M6: 2,160,492 km (0.114 R)
• M7: 2,839,966 km (0.072 R)
• M8: 3,849,901 km (0.109 R)
• M9: 5,183,865 km (0.046 R)
• M10: 5,878,299 km (0.109 R)
• M11: 6,070,981 km (0.118 R)
• M12: 6,388,128 km (0.071 R)
• M13: 9,026,736 km (0.055 R)
• M14: 10,755,489 km (0.097 R)
• M15: 12,951,136 km (0.112 R)
• M16: 14,852,974 km (0.08 R)
• M17: 17,167,104 km (0.114 R)
• M18: 19,031,841 km (0.105 R)
• M19: 21,845,179 km (0.12 R)
• M20: 25,226,539 km (0.11 R)
• M21: 25,531,569 km (0.042 R)
• M22: 26,461,619 km (0.076 R)
• M23: 26,776,672 km (0.106 R)
• M24: 28,498,993 km (0.06 R)
• M25: 32,282,024 km (0.088 R)
• M26: 34,107,118 km (0.069 R)
• M27: 34,730,492 km (0.117 R)
• M28: 36,128,484 km (0.066 R)
• M29: 37,299,985 km (0.108 R)
• M30: 45,312,746 km (0.098 R)
• M31: 46,980,762 km (0.068 R)
• M32: 52,229,404 km (0.096 R)
• M33: 57,328,298 km (0.049 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 13,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit