🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.53 AU - 0.69 AU

Year: 169 Days

Day: 35.2 Hours

Environment

Temp: 250 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.62 AU - 0.76 AU

Year: 203 Days

Day: 44.2 Hours

Environment

Temp: 159 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,549,640 km

• M1: 240,404 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.59 AU - 0.89 AU

Year: 226 Days

Day: 13.8 Hours

Environment

Temp: 182 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.88 AU - 1.3 AU

Year: 404 Days

Day: 31 Hours

Environment

Temp: 36 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.62 AU - 1.7 AU

Year: 759 Days

Day: 20.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.3

Radius: 8.2

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.71 AU - 7.75 AU

Year: 6194 Days

Day: 9.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,549,640 km

• M1: 102,026 km (0.051 R)
• M2: 435,629 km (0.119 R)
• M3: 1,798,466 km (0.113 R)
• M4: 2,168,122 km (0.068 R)
• M5: 2,588,193 km (0.104 R)
• M6: 3,568,956 km (0.1 R)
• M7: 4,724,600 km (0.111 R)
• M8: 9,711,744 km (0.081 R)
• M9: 10,524,659 km (0.09 R)
• M10: 10,947,722 km (0.113 R)
• M11: 15,764,025 km (0.109 R)
• M12: 20,422,503 km (0.081 R)
• M13: 21,155,084 km (0.117 R)
• M14: 21,753,774 km (0.038 R)
• M15: 22,133,603 km (0.058 R)
• M16: 23,537,729 km (0.115 R)
• M17: 31,555,876 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.2

Radius: 9.4

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.49 AU - 10.29 AU

Year: 9404 Days

Day: 6.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,549,640 km

• M1: 117,285 km (0.113 R)
• M2: 432,637 km (0.038 R)
• M3: 752,328 km (0.117 R)
• M4: 1,078,301 km (0.085 R)
• M5: 1,474,586 km (0.086 R)
• M6: 1,786,797 km (0.089 R)
• M7: 3,510,763 km (0.085 R)
• M8: 4,258,752 km (0.074 R)
• M9: 4,586,372 km (0.106 R)
• M10: 5,868,126 km (0.058 R)
• M11: 6,344,296 km (0.079 R)
• M12: 6,994,299 km (0.09 R)
• M13: 7,767,869 km (0.059 R)
• M14: 8,175,374 km (0.084 R)
• M15: 8,901,073 km (0.09 R)
• M16: 13,074,106 km (0.113 R)
• M17: 17,619,039 km (0.089 R)
• M18: 19,789,405 km (0.107 R)
• M19: 21,649,505 km (0.076 R)
• M20: 28,401,605 km (0.039 R)
• M21: 30,763,007 km (0.064 R)
• M22: 31,784,461 km (0.093 R)
• M23: 32,199,296 km (0.059 R)
• M24: 32,512,704 km (0.11 R)
• M25: 33,039,737 km (0.101 R)
• M26: 37,810,114 km (0.061 R)
• M27: 39,338,106 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.8

Radius: 14.1

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 10.38 AU - 12.34 AU

Year: 13583 Days

Day: 7.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,549,640 km

• M1: 205,847 km (0.119 R)
• M2: 931,247 km (0.111 R)
• M3: 1,816,717 km (0.075 R)
• M4: 2,760,978 km (0.112 R)
• M5: 5,410,805 km (0.114 R)
• M6: 6,369,877 km (0.104 R)
• M7: 8,808,921 km (0.08 R)
• M8: 9,668,510 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.3

Radius: 3.3

Gravity: 45.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 14.5 AU - 16.78 AU

Year: 21943 Days

Day: 15.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,549,640 km

• M1: 41,588 km (0.094 R)
• M2: 160,219 km (0.081 R)
• M3: 391,049 km (0.114 R)
• M4: 761,603 km (0.084 R)
• M5: 2,201,183 km (0.102 R)
• M6: 2,484,521 km (0.099 R)
• M7: 2,766,962 km (0.102 R)
• M8: 2,941,543 km (0.096 R)
• M9: 3,203,489 km (0.045 R)
• M10: 4,509,777 km (0.063 R)
• M11: 5,646,572 km (0.074 R)
• M12: 6,050,635 km (0.065 R)
• M13: 6,217,587 km (0.057 R)
• M14: 7,191,170 km (0.092 R)
• M15: 8,009,919 km (0.083 R)
• M16: 8,415,927 km (0.081 R)
• M17: 9,887,522 km (0.115 R)
• M18: 12,503,839 km (0.117 R)
• M19: 13,118,836 km (0.098 R)
• M20: 18,344,888 km (0.064 R)
• M21: 19,770,406 km (0.089 R)
• M22: 22,340,796 km (0.104 R)
• M23: 23,654,266 km (0.062 R)
• M24: 23,757,339 km (0.088 R)
• M25: 28,480,592 km (0.12 R)
• M26: 28,597,279 km (0.112 R)
• M27: 30,022,946 km (0.081 R)
• M28: 31,870,630 km (0.114 R)
• M29: 32,375,822 km (0.076 R)
• M30: 37,865,914 km (0.081 R)
• M31: 40,903,947 km (0.12 R)
• M32: 41,052,648 km (0.064 R)
• M33: 41,800,936 km (0.08 R)
• M34: 45,520,089 km (0.107 R)
• M35: 53,607,799 km (0.112 R)
• M36: 54,142,761 km (0.116 R)
• M37: 60,265,502 km (0.042 R)
• M38: 61,426,082 km (0.118 R)
• M39: 65,402,394 km (0.094 R)
• M40: 69,124,688 km (0.082 R)
• M41: 71,037,596 km (0.065 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 20,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit