🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.54 AU - 0.78 AU

Year: 187 Days

Day: 31.6 Hours

Environment

Temp: 248 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.83 AU - 1.05 AU

Year: 317 Days

Day: 27.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,537,641 km

• M1: 46,226 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.23 AU - 1.49 AU

Year: 552 Days

Day: 45.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 115,537,641 km

• M1: 32,762 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.77 AU - 2.05 AU

Year: 919 Days

Day: 19.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.86 AU - 2.1 AU

Year: 970 Days

Day: 26.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 115,537,641 km

• M1: 528,679 km (0.058 R)
• M2: 763,548 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.3 AU - 3.26 AU

Year: 1614 Days

Day: 23.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.42 AU - 3.58 AU

Year: 2280 Days

Day: 13.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,537,641 km

• M1: 1,948,662 km (0.065 R)

Asteroid Belt

Center: 5.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598

Radius: 8.4

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.99 AU - 8.15 AU

Year: 5865 Days

Day: 6.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 115,537,641 km

• M1: 104,868 km (0.051 R)
• M2: 1,511,686 km (0.057 R)
• M3: 3,891,489 km (0.1 R)
• M4: 4,373,344 km (0.102 R)
• M5: 4,840,538 km (0.106 R)
• M6: 5,142,128 km (0.108 R)
• M7: 6,641,697 km (0.106 R)
• M8: 8,412,786 km (0.113 R)
• M9: 9,012,673 km (0.12 R)
• M10: 12,346,611 km (0.062 R)
• M11: 17,423,365 km (0.098 R)
• M12: 18,931,461 km (0.09 R)
• M13: 21,026,729 km (0.09 R)
• M14: 27,794,836 km (0.119 R)
• M15: 30,492,983 km (0.029 R)
• M16: 31,619,604 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.4

Radius: 4.2

Gravity: 54.16 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 18.65 AU - 21.81 AU

Year: 31687 Days

Day: 16.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 115,537,641 km

• M1: 52,210 km (0.078 R)
• M2: 223,350 km (0.119 R)
• M3: 426,653 km (0.118 R)
• M4: 1,367,624 km (0.087 R)
• M5: 1,609,075 km (0.077 R)
• M6: 2,081,954 km (0.094 R)
• M7: 3,017,090 km (0.079 R)
• M8: 4,671,792 km (0.076 R)
• M9: 11,147,136 km (0.087 R)
• M10: 12,118,924 km (0.099 R)
• M11: 12,744,392 km (0.112 R)
• M12: 15,281,572 km (0.074 R)
• M13: 16,573,051 km (0.058 R)
• M14: 22,468,403 km (0.041 R)
• M15: 26,915,051 km (0.117 R)
• M16: 33,861,179 km (0.111 R)
• M17: 38,487,194 km (0.111 R)
• M18: 39,156,644 km (0.059 R)
• M19: 42,265,138 km (0.107 R)
• M20: 43,156,891 km (0.087 R)
• M21: 46,282,888 km (0.083 R)
• M22: 46,849,715 km (0.038 R)
• M23: 53,186,980 km (0.078 R)
• M24: 56,775,085 km (0.093 R)
• M25: 59,180,768 km (0.058 R)
• M26: 68,745,607 km (0.12 R)
• M27: 72,741,366 km (0.077 R)
• M28: 83,402,010 km (0.087 R)
• M29: 86,792,047 km (0.056 R)
• M30: 89,686,467 km (0.092 R)
• M31: 94,450,112 km (0.101 R)
• M32: 103,831,095 km (0.116 R)
• M33: 109,747,392 km (0.117 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 18,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit