🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.14 AU - 1.16 AU

Year: 429 Days

Day: 33.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.69 AU - 1.91 AU

Year: 841 Days

Day: 41.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,033,859 km

• M1: 100,679 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.72 AU - 2.21 AU

Year: 956 Days

Day: 30.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.52 AU - 2.98 AU

Year: 1588 Days

Day: 20.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.27 AU - 4.01 AU

Year: 2418 Days

Day: 19.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.37 AU - 4.87 AU

Year: 2912 Days

Day: 45.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193

Radius: 10.6

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.26 AU - 7.58 AU

Year: 6339 Days

Day: 5.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,033,859 km

• M1: 131,796 km (0.092 R)
• M2: 1,103,583 km (0.109 R)
• M3: 1,520,662 km (0.083 R)
• M4: 1,864,588 km (0.051 R)
• M5: 2,603,003 km (0.074 R)
• M6: 3,083,811 km (0.114 R)
• M7: 3,926,346 km (0.118 R)
• M8: 4,584,277 km (0.03 R)
• M9: 5,680,530 km (0.109 R)
• M10: 6,912,618 km (0.089 R)
• M11: 8,773,915 km (0.115 R)
• M12: 9,287,185 km (0.087 R)
• M13: 10,823,256 km (0.113 R)
• M14: 11,717,403 km (0.03 R)
• M15: 12,340,328 km (0.072 R)
• M16: 16,168,538 km (0.046 R)
• M17: 23,189,465 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.1

Radius: 4.9

Gravity: 28.03 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.3 AU - 16.62 AU

Year: 21169 Days

Day: 22.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,033,859 km

• M1: 62,382 km (0.113 R)
• M2: 315,502 km (0.119 R)
• M3: 670,348 km (0.05 R)
• M4: 919,877 km (0.076 R)
• M5: 1,378,096 km (0.089 R)
• M6: 1,555,219 km (0.115 R)
• M7: 3,312,695 km (0.113 R)
• M8: 3,847,059 km (0.068 R)
• M9: 5,047,731 km (0.111 R)
• M10: 6,172,857 km (0.104 R)
• M11: 9,933,149 km (0.063 R)
• M12: 10,352,621 km (0.057 R)
• M13: 11,814,791 km (0.071 R)
• M14: 15,220,387 km (0.113 R)
• M15: 16,020,885 km (0.066 R)
• M16: 17,531,823 km (0.063 R)
• M17: 18,770,942 km (0.066 R)
• M18: 22,528,392 km (0.098 R)
• M19: 23,566,751 km (0.059 R)
• M20: 25,294,008 km (0.059 R)
• M21: 26,075,507 km (0.117 R)
• M22: 27,921,994 km (0.104 R)
• M23: 32,261,529 km (0.095 R)
• M24: 32,522,278 km (0.087 R)
• M25: 33,713,077 km (0.111 R)
• M26: 35,207,410 km (0.078 R)
• M27: 44,303,260 km (0.062 R)
• M28: 45,601,321 km (0.111 R)
• M29: 45,765,280 km (0.055 R)
• M30: 53,560,077 km (0.051 R)
• M31: 53,742,586 km (0.106 R)
• M32: 55,778,613 km (0.092 R)
• M33: 56,342,597 km (0.077 R)
• M34: 56,531,539 km (0.118 R)
• M35: 59,025,336 km (0.11 R)
• M36: 60,003,706 km (0.067 R)
• M37: 61,591,538 km (0.093 R)
• M38: 64,231,043 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.5

Radius: 5.5

Gravity: 25.57 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 13.73 AU - 20.85 AU

Year: 25037 Days

Day: 17.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,033,859 km

• M1: 70,012 km (0.111 R)
• M2: 489,035 km (0.069 R)
• M3: 719,267 km (0.06 R)
• M4: 1,074,562 km (0.096 R)
• M5: 1,647,821 km (0.104 R)
• M6: 2,677,652 km (0.081 R)
• M7: 2,997,941 km (0.081 R)
• M8: 12,924,957 km (0.078 R)
• M9: 22,199,127 km (0.118 R)
• M10: 35,114,360 km (0.085 R)
• M11: 40,919,057 km (0.066 R)
• M12: 43,209,101 km (0.086 R)
• M13: 45,238,994 km (0.059 R)
• M14: 46,103,221 km (0.106 R)
• M15: 46,802,442 km (0.094 R)
• M16: 53,801,677 km (0.089 R)
• M17: 53,994,808 km (0.038 R)
• M18: 60,836,966 km (0.111 R)
• M19: 68,914,952 km (0.105 R)
• M20: 70,058,628 km (0.115 R)
• M21: 85,833,125 km (0.113 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 10,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit