🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.53 AU - 0.87 AU

Year: 219 Days

Day: 22.3 Hours

Environment

Temp: 191 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.6 AU - 0.88 AU

Year: 239 Days

Day: 20.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.91 AU - 1.05 AU

Year: 364 Days

Day: 13.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,418,697 km

• M1: 42,785 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.25 AU - 1.73 AU

Year: 682 Days

Day: 41.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 14.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.54 AU - 7.44 AU

Year: 6925 Days

Day: 6.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,418,697 km

• M1: 190,887 km (0.111 R)
• M2: 1,064,389 km (0.069 R)
• M3: 1,992,195 km (0.062 R)
• M4: 2,532,393 km (0.073 R)
• M5: 3,062,717 km (0.119 R)
• M6: 3,528,715 km (0.103 R)
• M7: 4,283,885 km (0.071 R)
• M8: 6,321,856 km (0.071 R)
• M9: 7,084,806 km (0.12 R)
• M10: 12,358,729 km (0.115 R)
• M11: 14,876,012 km (0.047 R)
• M12: 20,707,936 km (0.09 R)
• M13: 22,669,014 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.7

Radius: 8.1

Gravity: 14.19 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.99 AU - 7.41 AU

Year: 7240 Days

Day: 6.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,418,697 km

• M1: 102,774 km (0.087 R)
• M2: 606,919 km (0.102 R)
• M3: 913,594 km (0.049 R)
• M4: 1,839,156 km (0.045 R)
• M5: 2,093,173 km (0.119 R)
• M6: 2,425,580 km (0.112 R)
• M7: 2,792,992 km (0.101 R)
• M8: 3,087,251 km (0.11 R)
• M9: 4,619,881 km (0.05 R)
• M10: 5,124,774 km (0.076 R)
• M11: 5,765,502 km (0.046 R)
• M12: 6,070,682 km (0.116 R)
• M13: 6,351,028 km (0.11 R)
• M14: 6,787,854 km (0.11 R)
• M15: 8,261,542 km (0.074 R)
• M16: 9,841,446 km (0.098 R)
• M17: 10,932,014 km (0.054 R)
• M18: 11,242,878 km (0.113 R)
• M19: 12,211,225 km (0.075 R)
• M20: 12,546,175 km (0.093 R)
• M21: 12,887,109 km (0.1 R)
• M22: 13,351,311 km (0.103 R)
• M23: 17,546,035 km (0.073 R)
• M24: 17,972,688 km (0.119 R)
• M25: 20,600,674 km (0.11 R)
• M26: 21,075,647 km (0.044 R)
• M27: 31,128,325 km (0.106 R)
• M28: 37,529,319 km (0.057 R)
• M29: 38,000,702 km (0.105 R)

Asteroid Belt

Center: 10.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.6

Radius: 3.3

Gravity: 44.41 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 11.48 AU - 14.58 AU

Year: 17626 Days

Day: 20 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,418,697 km

• M1: 41,139 km (0.07 R)
• M2: 226,940 km (0.073 R)
• M3: 368,908 km (0.097 R)
• M4: 642,523 km (0.112 R)
• M5: 1,349,522 km (0.093 R)
• M6: 2,004,911 km (0.095 R)
• M7: 2,508,756 km (0.109 R)
• M8: 2,641,450 km (0.103 R)
• M9: 3,510,314 km (0.032 R)
• M10: 3,648,243 km (0.102 R)
• M11: 4,886,465 km (0.06 R)
• M12: 5,128,664 km (0.077 R)
• M13: 6,668,923 km (0.063 R)
• M14: 7,407,937 km (0.104 R)
• M15: 8,151,887 km (0.114 R)
• M16: 9,046,782 km (0.11 R)
• M17: 9,732,538 km (0.096 R)
• M18: 10,738,135 km (0.106 R)
• M19: 12,310,110 km (0.106 R)
• M20: 13,618,941 km (0.112 R)
• M21: 13,891,359 km (0.073 R)
• M22: 14,945,575 km (0.097 R)
• M23: 15,603,058 km (0.116 R)
• M24: 15,976,454 km (0.045 R)
• M25: 16,741,199 km (0.07 R)
• M26: 17,610,362 km (0.112 R)
• M27: 18,843,348 km (0.097 R)
• M28: 20,132,582 km (0.112 R)
• M29: 23,077,566 km (0.106 R)
• M30: 23,562,113 km (0.064 R)
• M31: 23,757,787 km (0.09 R)
• M32: 27,904,042 km (0.118 R)
• M33: 33,732,076 km (0.106 R)
• M34: 37,591,252 km (0.089 R)
• M35: 37,724,693 km (0.119 R)
• M36: 38,396,837 km (0.055 R)
• M37: 39,351,121 km (0.035 R)
• M38: 39,488,752 km (0.088 R)
• M39: 41,734,365 km (0.052 R)
• M40: 50,262,790 km (0.107 R)
• M41: 50,587,118 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.4

Radius: 3.5

Gravity: 42.4 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 15.31 AU - 20.41 AU

Year: 28285 Days

Day: 18.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,418,697 km

• M1: 43,982 km (0.088 R)
• M2: 179,966 km (0.045 R)
• M3: 614,847 km (0.067 R)
• M4: 1,544,000 km (0.089 R)
• M5: 2,697,250 km (0.118 R)
• M6: 3,269,910 km (0.107 R)
• M7: 3,854,389 km (0.029 R)
• M8: 5,677,538 km (0.081 R)
• M9: 6,021,613 km (0.083 R)
• M10: 9,467,002 km (0.093 R)
• M11: 11,839,624 km (0.113 R)
• M12: 13,573,912 km (0.093 R)
• M13: 13,725,605 km (0.083 R)
• M14: 15,970,620 km (0.07 R)
• M15: 20,367,750 km (0.045 R)
• M16: 26,440,526 km (0.113 R)
• M17: 28,622,411 km (0.074 R)
• M18: 34,595,704 km (0.106 R)
• M19: 37,349,053 km (0.11 R)
• M20: 41,987,934 km (0.097 R)
• M21: 44,278,277 km (0.106 R)
• M22: 48,219,433 km (0.025 R)
• M23: 58,578,038 km (0.108 R)
• M24: 60,813,479 km (0.115 R)
• M25: 66,104,158 km (0.053 R)
• M26: 66,978,258 km (0.101 R)
• M27: 69,196,944 km (0.106 R)
• M28: 73,080,205 km (0.047 R)
• M29: 74,956,761 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 19,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit