🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.06 AU - 1.3 AU

Year: 478 Days

Day: 13.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 86.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,739,497 km

• M1: 51,312 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.22 AU - 1.62 AU

Year: 631 Days

Day: 19.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 125 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,739,497 km

• M1: 376,089 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.99 AU - 2.71 AU

Year: 1343 Days

Day: 39.8 Hours

Environment

Temp: -82 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,739,497 km

• M1: 210,634 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.43 AU - 3.01 AU

Year: 1672 Days

Day: 24.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.43 AU - 3.39 AU

Year: 1851 Days

Day: 29 Hours

Environment

Temp: -96 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.43 AU - 3.91 AU

Year: 2104 Days

Day: 19 Hours

Environment

Temp: -102 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,739,497 km

• M1: 50,414 km (0.06 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.24 AU - 4.62 AU

Year: 2904 Days

Day: 23.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 85.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,739,497 km

• M1: 3,178,057 km (0.113 R)

Asteroid Belt

Center: 8.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919

Radius: 6

Gravity: 25.53 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 12.2 AU - 12.32 AU

Year: 16003 Days

Day: 23.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,739,497 km

• M1: 74,649 km (0.076 R)
• M2: 281,543 km (0.108 R)
• M3: 1,098,647 km (0.064 R)
• M4: 1,315,414 km (0.111 R)
• M5: 1,544,748 km (0.086 R)
• M6: 2,939,598 km (0.101 R)
• M7: 5,819,208 km (0.107 R)
• M8: 6,104,341 km (0.053 R)
• M9: 8,266,629 km (0.099 R)
• M10: 9,546,738 km (0.062 R)
• M11: 10,953,556 km (0.062 R)
• M12: 11,900,062 km (0.118 R)
• M13: 15,525,716 km (0.095 R)
• M14: 16,154,027 km (0.113 R)
• M15: 17,714,482 km (0.089 R)
• M16: 18,055,266 km (0.068 R)
• M17: 19,462,683 km (0.109 R)
• M18: 20,285,621 km (0.118 R)
• M19: 22,295,618 km (0.102 R)
• M20: 28,763,631 km (0.071 R)
• M21: 28,998,500 km (0.1 R)
• M22: 35,428,067 km (0.066 R)
• M23: 36,929,431 km (0.088 R)
• M24: 37,206,935 km (0.107 R)
• M25: 38,188,896 km (0.116 R)
• M26: 39,188,060 km (0.101 R)
• M27: 43,205,660 km (0.119 R)
• M28: 51,700,426 km (0.085 R)
• M29: 61,826,855 km (0.115 R)
• M30: 67,455,625 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.6

Radius: 4.4

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 14.62 AU - 18.98 AU

Year: 25670 Days

Day: 19.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 68,739,497 km

• M1: 56,249 km (0.071 R)
• M2: 277,354 km (0.106 R)
• M3: 563,984 km (0.107 R)
• M4: 709,094 km (0.089 R)
• M5: 1,089,671 km (0.056 R)
• M6: 1,836,015 km (0.115 R)
• M7: 2,284,359 km (0.086 R)
• M8: 2,478,388 km (0.086 R)
• M9: 2,683,487 km (0.054 R)
• M10: 3,101,762 km (0.09 R)
• M11: 3,505,677 km (0.072 R)
• M12: 3,853,492 km (0.104 R)
• M13: 4,004,885 km (0.12 R)
• M14: 4,160,466 km (0.049 R)
• M15: 5,290,230 km (0.074 R)
• M16: 5,630,714 km (0.107 R)
• M17: 6,482,076 km (0.082 R)
• M18: 9,712,343 km (0.077 R)
• M19: 10,050,583 km (0.112 R)
• M20: 13,249,135 km (0.079 R)
• M21: 13,595,006 km (0.108 R)
• M22: 14,742,721 km (0.086 R)
• M23: 15,798,732 km (0.108 R)
• M24: 16,503,487 km (0.08 R)
• M25: 17,807,981 km (0.077 R)
• M26: 19,891,281 km (0.1 R)
• M27: 20,162,502 km (0.092 R)
• M28: 20,620,271 km (0.092 R)
• M29: 22,325,238 km (0.088 R)
• M30: 22,716,586 km (0.056 R)
• M31: 23,311,986 km (0.117 R)
• M32: 25,266,332 km (0.073 R)
• M33: 28,113,778 km (0.063 R)
• M34: 35,353,418 km (0.115 R)
• M35: 36,692,019 km (0.107 R)
• M36: 37,925,304 km (0.11 R)
• M37: 38,203,107 km (0.05 R)
• M38: 41,202,246 km (0.086 R)
• M39: 45,128,142 km (0.055 R)
• M40: 48,475,395 km (0.064 R)
• M41: 48,802,565 km (0.079 R)
• M42: 59,129,456 km (0.064 R)
• M43: 62,741,497 km (0.082 R)
• M44: 65,495,145 km (0.098 R)
• M45: 67,918,630 km (0.071 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 18,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit