🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.53 AU - 0.73 AU

Year: 178 Days

Day: 16.6 Hours

Environment

Temp: 180 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.63 AU - 0.93 AU

Year: 246 Days

Day: 32.3 Hours

Environment

Temp: 189 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.36 AU - 2 AU

Year: 776 Days

Day: 36.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.36 AU - 2.04 AU

Year: 790 Days

Day: 30.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,938,419 km

• M1: 23,636 km (0.029 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.76 AU - 2.04 AU

Year: 934 Days

Day: 15.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,938,419 km

• M1: 564,134 km (0.085 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.24 AU - 4.8 AU

Year: 2873 Days

Day: 45.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.9

Radius: 8.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.73 AU - 7.39 AU

Year: 5317 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 176.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,938,419 km

• M1: 102,923 km (0.112 R)
• M2: 358,436 km (0.067 R)
• M3: 630,555 km (0.067 R)
• M4: 903,571 km (0.116 R)
• M5: 1,338,751 km (0.078 R)
• M6: 2,881,105 km (0.104 R)
• M7: 3,274,548 km (0.087 R)
• M8: 3,749,970 km (0.047 R)
• M9: 5,679,483 km (0.052 R)
• M10: 7,227,971 km (0.071 R)
• M11: 7,649,089 km (0.069 R)
• M12: 10,065,394 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.5

Radius: 9.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.59 AU - 9.73 AU

Year: 8309 Days

Day: 15 Hours

Environment

Temp: -158 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,938,419 km

• M1: 118,182 km (0.1 R)
• M2: 525,388 km (0.106 R)
• M3: 2,398,503 km (0.068 R)
• M4: 3,397,966 km (0.098 R)
• M5: 5,710,001 km (0.096 R)
• M6: 8,535,606 km (0.057 R)
• M7: 10,966,122 km (0.106 R)
• M8: 13,597,399 km (0.065 R)
• M9: 13,939,081 km (0.056 R)
• M10: 17,344,377 km (0.106 R)
• M11: 20,291,605 km (0.044 R)
• M12: 23,802,816 km (0.08 R)
• M13: 28,065,458 km (0.095 R)
• M14: 31,503,367 km (0.109 R)
• M15: 33,633,341 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.3

Radius: 5.8

Gravity: 25.66 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 12.01 AU - 17.57 AU

Year: 20274 Days

Day: 23.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,938,419 km

• M1: 74,649 km (0.098 R)
• M2: 357,389 km (0.081 R)
• M3: 1,120,338 km (0.088 R)
• M4: 1,579,604 km (0.089 R)
• M5: 2,711,910 km (0.109 R)
• M6: 3,779,441 km (0.114 R)
• M7: 4,303,632 km (0.105 R)
• M8: 5,102,035 km (0.113 R)
• M9: 5,952,200 km (0.063 R)
• M10: 8,033,256 km (0.1 R)
• M11: 12,269,868 km (0.047 R)
• M12: 12,619,628 km (0.114 R)
• M13: 15,990,816 km (0.097 R)
• M14: 16,577,090 km (0.102 R)
• M15: 21,795,063 km (0.113 R)
• M16: 28,739,546 km (0.059 R)
• M17: 30,234,926 km (0.029 R)
• M18: 30,489,243 km (0.096 R)
• M19: 33,651,592 km (0.113 R)
• M20: 34,061,640 km (0.113 R)
• M21: 37,171,181 km (0.12 R)
• M22: 38,050,966 km (0.081 R)
• M23: 40,618,963 km (0.111 R)
• M24: 41,552,155 km (0.116 R)
• M25: 46,772,223 km (0.101 R)
• M26: 50,962,459 km (0.064 R)
• M27: 51,865,731 km (0.049 R)
• M28: 58,687,394 km (0.086 R)
• M29: 58,885,013 km (0.098 R)
• M30: 65,656,860 km (0.116 R)
• M31: 68,680,083 km (0.107 R)
• M32: 77,351,075 km (0.116 R)
• M33: 78,065,255 km (0.111 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 12,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit