🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.47 AU - 0.65 AU

Year: 147 Days

Day: 30.1 Hours

Environment

Temp: 243 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.71 AU - 1.11 AU

Year: 304 Days

Day: 35.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.05 AU - 1.11 AU

Year: 393 Days

Day: 18.3 Hours

Environment

Temp: 133 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,861,822 km

• M1: 81,082 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.21 AU - 1.71 AU

Year: 617 Days

Day: 32.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.9 AU - 2.04 AU

Year: 967 Days

Day: 32.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,861,822 km

• M1: 47,423 km (0.102 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.88 AU - 3.54 AU

Year: 2012 Days

Day: 17.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.6 AU - 4.68 AU

Year: 2947 Days

Day: 31.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,861,822 km

• M1: 42,486 km (0.096 R)
• M2: 419,173 km (0.091 R)

Asteroid Belt

Center: 9.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.5

Radius: 4.1

Gravity: 31.14 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.48 AU - 17.96 AU

Year: 20773 Days

Day: 24.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,861,822 km

• M1: 51,013 km (0.085 R)
• M2: 250,876 km (0.099 R)
• M3: 446,400 km (0.079 R)
• M4: 595,998 km (0.116 R)
• M5: 1,233,135 km (0.092 R)
• M6: 2,134,163 km (0.117 R)
• M7: 2,453,555 km (0.089 R)
• M8: 2,589,988 km (0.089 R)
• M9: 4,648,305 km (0.107 R)
• M10: 8,235,064 km (0.08 R)
• M11: 8,490,278 km (0.099 R)
• M12: 13,047,029 km (0.113 R)
• M13: 17,207,794 km (0.117 R)
• M14: 19,360,807 km (0.096 R)
• M15: 23,168,222 km (0.116 R)
• M16: 26,220,916 km (0.09 R)
• M17: 30,856,655 km (0.099 R)
• M18: 33,495,711 km (0.105 R)
• M19: 35,069,331 km (0.085 R)
• M20: 43,835,617 km (0.117 R)
• M21: 46,515,513 km (0.111 R)
• M22: 54,132,438 km (0.071 R)
• M23: 55,568,279 km (0.111 R)
• M24: 58,141,512 km (0.088 R)
• M25: 59,646,915 km (0.028 R)
• M26: 63,722,260 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.3

Radius: 5.6

Gravity: 31.58 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 15.35 AU - 15.66 AU

Year: 21349 Days

Day: 17.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 168.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 89,861,822 km

• M1: 70,909 km (0.117 R)
• M2: 404,064 km (0.082 R)
• M3: 715,227 km (0.076 R)
• M4: 1,666,071 km (0.068 R)
• M5: 2,469,861 km (0.109 R)
• M6: 3,296,539 km (0.118 R)
• M7: 3,506,275 km (0.083 R)
• M8: 3,821,328 km (0.084 R)
• M9: 4,400,122 km (0.09 R)
• M10: 4,617,937 km (0.098 R)
• M11: 4,804,784 km (0.091 R)
• M12: 6,580,661 km (0.101 R)
• M13: 7,823,221 km (0.05 R)
• M14: 10,960,288 km (0.116 R)
• M15: 11,159,552 km (0.112 R)
• M16: 11,496,896 km (0.118 R)
• M17: 13,589,471 km (0.115 R)
• M18: 14,685,275 km (0.103 R)
• M19: 15,670,227 km (0.093 R)
• M20: 17,498,762 km (0.117 R)
• M21: 18,511,091 km (0.091 R)
• M22: 19,953,663 km (0.108 R)
• M23: 20,752,965 km (0.117 R)
• M24: 22,202,718 km (0.085 R)
• M25: 27,075,868 km (0.079 R)
• M26: 28,054,837 km (0.096 R)
• M27: 30,083,234 km (0.052 R)
• M28: 32,207,225 km (0.107 R)
• M29: 34,287,533 km (0.101 R)
• M30: 35,432,704 km (0.113 R)
• M31: 38,407,159 km (0.038 R)
• M32: 39,954,899 km (0.056 R)
• M33: 42,028,475 km (0.074 R)
• M34: 43,339,550 km (0.093 R)
• M35: 44,677,703 km (0.049 R)
• M36: 46,388,953 km (0.05 R)
• M37: 47,436,288 km (0.074 R)
• M38: 59,402,173 km (0.113 R)
• M39: 76,570,025 km (0.099 R)
• M40: 82,020,473 km (0.11 R)
• M41: 87,194,914 km (0.111 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 18,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit