🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.54 AU - 0.76 AU

Year: 223 Days

Day: 29.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.81 AU - 0.87 AU

Year: 327 Days

Day: 15.7 Hours

Environment

Temp: -21 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,035,334 km

• M1: 37,848 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.33 AU - 2.51 AU

Year: 1598 Days

Day: 21.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.3 AU - 2.8 AU

Year: 1729 Days

Day: 25.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.1

Radius: 8.8

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.91 AU - 6.17 AU

Year: 6303 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,035,334 km

• M1: 109,506 km (0.072 R)
• M2: 503,397 km (0.106 R)
• M3: 797,656 km (0.113 R)
• M4: 1,160,580 km (0.115 R)
• M5: 1,582,745 km (0.098 R)
• M6: 1,886,280 km (0.027 R)
• M7: 2,702,037 km (0.083 R)
• M8: 3,323,466 km (0.092 R)
• M9: 3,668,289 km (0.057 R)
• M10: 4,037,048 km (0.092 R)
• M11: 5,467,802 km (0.034 R)
• M12: 7,789,860 km (0.117 R)
• M13: 10,655,108 km (0.112 R)
• M14: 10,933,510 km (0.099 R)
• M15: 11,650,533 km (0.053 R)
• M16: 13,770,783 km (0.094 R)
• M17: 14,550,188 km (0.112 R)
• M18: 16,627,205 km (0.082 R)
• M19: 18,160,733 km (0.112 R)
• M20: 20,850,502 km (0.045 R)
• M21: 21,140,573 km (0.092 R)
• M22: 23,015,034 km (0.092 R)
• M23: 24,111,886 km (0.062 R)
• M24: 24,511,910 km (0.09 R)
• M25: 25,821,789 km (0.033 R)
• M26: 29,390,596 km (0.051 R)
• M27: 30,031,174 km (0.101 R)

Asteroid Belt

Center: 7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.7

Radius: 10.4

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.91 AU - 7.99 AU

Year: 9518 Days

Day: 5.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,035,334 km

• M1: 129,402 km (0.113 R)
• M2: 580,739 km (0.106 R)
• M3: 1,026,541 km (0.069 R)
• M4: 1,652,907 km (0.069 R)
• M5: 3,099,219 km (0.04 R)
• M6: 3,585,263 km (0.11 R)
• M7: 4,010,121 km (0.113 R)
• M8: 5,025,740 km (0.098 R)
• M9: 5,804,697 km (0.039 R)
• M10: 6,507,208 km (0.076 R)
• M11: 7,948,584 km (0.092 R)
• M12: 9,149,705 km (0.108 R)
• M13: 9,542,549 km (0.049 R)
• M14: 11,062,015 km (0.072 R)
• M15: 18,070,525 km (0.055 R)
• M16: 19,243,672 km (0.056 R)
• M17: 25,589,763 km (0.107 R)
• M18: 27,269,149 km (0.09 R)
• M19: 32,292,496 km (0.077 R)
• M20: 37,275,152 km (0.088 R)
• M21: 39,429,810 km (0.105 R)
• M22: 41,800,338 km (0.072 R)
• M23: 45,248,270 km (0.076 R)
• M24: 50,998,513 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33

Radius: 3.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.47 AU - 18.91 AU

Year: 26388 Days

Day: 18.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,035,334 km

• M1: 65,374 km (0.098 R)
• M2: 252,671 km (0.12 R)
• M3: 527,781 km (0.084 R)
• M4: 1,764,956 km (0.087 R)
• M5: 2,720,587 km (0.118 R)
• M6: 3,255,549 km (0.083 R)
• M7: 4,879,883 km (0.071 R)
• M8: 5,161,276 km (0.074 R)
• M9: 6,038,668 km (0.048 R)
• M10: 6,429,118 km (0.084 R)
• M11: 7,441,896 km (0.107 R)
• M12: 8,082,623 km (0.107 R)
• M13: 9,174,389 km (0.094 R)
• M14: 9,344,182 km (0.108 R)
• M15: 13,301,644 km (0.066 R)
• M16: 21,050,814 km (0.106 R)
• M17: 21,420,321 km (0.106 R)
• M18: 30,588,426 km (0.109 R)
• M19: 30,777,368 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.1

Radius: 5.4

Gravity: 21.23 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 14.99 AU - 17.29 AU

Year: 27531 Days

Day: 21.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 91,035,334 km

• M1: 69,114 km (0.1 R)
• M2: 333,154 km (0.092 R)
• M3: 571,613 km (0.09 R)
• M4: 909,555 km (0.118 R)
• M5: 1,540,260 km (0.049 R)
• M6: 2,150,918 km (0.094 R)
• M7: 2,803,464 km (0.113 R)
• M8: 3,548,761 km (0.066 R)
• M9: 3,868,003 km (0.116 R)
• M10: 4,637,684 km (0.102 R)
• M11: 5,019,457 km (0.031 R)
• M12: 7,299,778 km (0.056 R)
• M13: 7,922,404 km (0.115 R)
• M14: 8,356,687 km (0.086 R)
• M15: 9,037,656 km (0.105 R)
• M16: 10,317,316 km (0.08 R)
• M17: 11,852,490 km (0.117 R)
• M18: 13,080,688 km (0.078 R)
• M19: 13,610,265 km (0.065 R)
• M20: 14,311,879 km (0.049 R)
• M21: 14,874,217 km (0.109 R)
• M22: 15,284,714 km (0.079 R)
• M23: 18,655,303 km (0.104 R)
• M24: 20,012,455 km (0.104 R)
• M25: 24,363,808 km (0.115 R)
• M26: 25,865,173 km (0.065 R)
• M27: 27,182,681 km (0.102 R)
• M28: 27,426,974 km (0.088 R)
• M29: 28,418,808 km (0.033 R)
• M30: 32,488,319 km (0.089 R)
• M31: 34,304,587 km (0.041 R)
• M32: 40,633,774 km (0.032 R)
• M33: 43,569,183 km (0.103 R)
• M34: 44,071,832 km (0.082 R)
• M35: 48,232,597 km (0.078 R)
• M36: 48,770,402 km (0.109 R)
• M37: 49,131,082 km (0.066 R)
• M38: 58,130,142 km (0.094 R)
• M39: 72,297,958 km (0.106 R)
• M40: 75,623,818 km (0.103 R)
• M41: 78,307,604 km (0.036 R)
• M42: 81,054,071 km (0.083 R)
• M43: 91,035,391 km (0.058 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 19,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit