🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.65 AU - 0.73 AU

Year: 209 Days

Day: 25.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.3 AU - 1.36 AU

Year: 560 Days

Day: 42 Hours

Environment

Temp: 1 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.77 AU - 2.41 AU

Year: 1104 Days

Day: 30.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,280,785 km

• M1: 14,661 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.72 AU - 3.14 AU

Year: 1832 Days

Day: 18.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.6

Radius: 8.9

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.6 AU - 7.02 AU

Year: 5115 Days

Day: 14.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 113,280,785 km

• M1: 110,702 km (0.076 R)
• M2: 471,532 km (0.094 R)
• M3: 752,328 km (0.058 R)
• M4: 1,260,212 km (0.119 R)
• M5: 2,462,381 km (0.12 R)
• M6: 2,978,643 km (0.085 R)
• M7: 3,417,115 km (0.108 R)
• M8: 4,131,295 km (0.095 R)
• M9: 4,448,592 km (0.045 R)
• M10: 5,327,928 km (0.106 R)
• M11: 5,945,169 km (0.087 R)
• M12: 6,511,547 km (0.03 R)
• M13: 7,044,713 km (0.085 R)
• M14: 7,534,796 km (0.064 R)
• M15: 8,740,555 km (0.099 R)
• M16: 9,101,684 km (0.105 R)
• M17: 11,246,170 km (0.096 R)
• M18: 12,612,297 km (0.117 R)
• M19: 13,707,055 km (0.105 R)
• M20: 17,560,396 km (0.085 R)
• M21: 18,461,574 km (0.093 R)
• M22: 22,451,499 km (0.034 R)
• M23: 22,826,840 km (0.115 R)
• M24: 24,607,204 km (0.096 R)
• M25: 29,504,440 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.5

Radius: 12.6

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.83 AU - 9.81 AU

Year: 9567 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 113,280,785 km

• M1: 157,975 km (0.1 R)
• M2: 613,501 km (0.091 R)
• M3: 11,897,818 km (0.111 R)
• M4: 14,209,703 km (0.106 R)
• M5: 14,632,467 km (0.077 R)
• M6: 15,125,990 km (0.098 R)
• M7: 17,762,054 km (0.114 R)
• M8: 20,232,065 km (0.113 R)
• M9: 21,867,469 km (0.116 R)
• M10: 26,293,920 km (0.08 R)
• M11: 30,578,702 km (0.091 R)
• M12: 31,386,232 km (0.108 R)
• M13: 36,421,247 km (0.047 R)
• M14: 37,788,123 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.5

Radius: 4.6

Gravity: 25.92 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 16.9 AU - 17.48 AU

Year: 26032 Days

Day: 22.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 113,280,785 km

• M1: 58,493 km (0.093 R)
• M2: 242,199 km (0.077 R)
• M3: 4,217,912 km (0.113 R)
• M4: 7,625,602 km (0.097 R)
• M5: 10,769,252 km (0.102 R)
• M6: 16,736,411 km (0.116 R)
• M7: 17,082,132 km (0.114 R)
• M8: 20,904,507 km (0.114 R)
• M9: 21,305,280 km (0.1 R)
• M10: 29,929,597 km (0.111 R)
• M11: 31,605,542 km (0.068 R)
• M12: 44,955,806 km (0.075 R)
• M13: 49,413,972 km (0.049 R)
• M14: 55,868,073 km (0.086 R)
• M15: 60,401,935 km (0.071 R)
• M16: 63,487,092 km (0.106 R)
• M17: 68,859,750 km (0.104 R)
• M18: 82,225,572 km (0.102 R)
• M19: 82,474,353 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.8

Radius: 6.3

Gravity: 22.57 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 14.29 AU - 23.27 AU

Year: 29726 Days

Day: 16.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 113,280,785 km

• M1: 85,271 km (0.115 R)
• M2: 639,082 km (0.093 R)
• M3: 1,311,824 km (0.093 R)
• M4: 2,209,860 km (0.111 R)
• M5: 3,660,062 km (0.099 R)
• M6: 4,259,799 km (0.085 R)
• M7: 5,973,593 km (0.108 R)
• M8: 7,218,845 km (0.053 R)
• M9: 10,756,835 km (0.112 R)
• M10: 11,537,885 km (0.067 R)
• M11: 18,993,843 km (0.053 R)
• M12: 29,001,043 km (0.096 R)
• M13: 30,648,265 km (0.108 R)
• M14: 39,000,015 km (0.064 R)
• M15: 40,160,895 km (0.095 R)
• M16: 53,671,826 km (0.064 R)
• M17: 56,357,856 km (0.11 R)
• M18: 67,999,263 km (0.118 R)
• M19: 90,884,895 km (0.081 R)
• M20: 92,922,119 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.7

Radius: 3.4

Gravity: 85.61 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.87 AU - 23.11 AU

Year: 30226 Days

Day: 16.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 113,280,785 km

• M1: 42,785 km (0.104 R)
• M2: 205,697 km (0.114 R)
• M3: 416,929 km (0.104 R)
• M4: 569,669 km (0.093 R)
• M5: 989,590 km (0.098 R)
• M6: 1,199,326 km (0.06 R)
• M7: 2,221,977 km (0.115 R)
• M8: 3,929,487 km (0.111 R)
• M9: 6,707,969 km (0.104 R)
• M10: 7,021,226 km (0.104 R)
• M11: 9,045,585 km (0.057 R)
• M12: 10,292,483 km (0.109 R)
• M13: 10,638,802 km (0.087 R)
• M14: 11,064,408 km (0.097 R)
• M15: 11,354,478 km (0.083 R)
• M16: 14,112,315 km (0.078 R)
• M17: 14,539,567 km (0.04 R)
• M18: 15,509,559 km (0.047 R)
• M19: 18,677,593 km (0.101 R)
• M20: 19,928,830 km (0.119 R)
• M21: 20,793,356 km (0.045 R)
• M22: 23,063,354 km (0.076 R)
• M23: 24,994,214 km (0.101 R)
• M24: 26,126,371 km (0.115 R)
• M25: 26,254,277 km (0.039 R)
• M26: 27,030,241 km (0.108 R)
• M27: 30,428,207 km (0.118 R)
• M28: 32,894,777 km (0.103 R)
• M29: 37,242,091 km (0.086 R)
• M30: 38,716,827 km (0.057 R)
• M31: 46,865,722 km (0.069 R)
• M32: 57,370,634 km (0.106 R)
• M33: 59,555,660 km (0.105 R)
• M34: 62,478,354 km (0.11 R)
• M35: 66,442,697 km (0.114 R)
• M36: 68,851,074 km (0.047 R)
• M37: 74,097,022 km (0.091 R)
• M38: 77,211,201 km (0.086 R)
• M39: 78,268,260 km (0.12 R)
• M40: 87,932,581 km (0.085 R)
• M41: 102,753,990 km (0.092 R)
• M42: 103,072,634 km (0.116 R)
• M43: 108,921,611 km (0.073 R)
• M44: 109,584,928 km (0.092 R)
• M45: 110,584,691 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 17,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit