🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.56 AU - 0.64 AU

Year: 178 Days

Day: 41 Hours

Environment

Temp: 124 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.63 AU - 0.87 AU

Year: 249 Days

Day: 32.7 Hours

Environment

Temp: 90 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.01 AU - 1.17 AU

Year: 436 Days

Day: 22.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,468,126 km

• M1: 15,259 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.43 AU - 1.45 AU

Year: 662 Days

Day: 45.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,468,126 km

• M1: 54,304 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.87 AU - 2.37 AU

Year: 1182 Days

Day: 33 Hours

Environment

Temp: -79 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.11 AU - 2.93 AU

Year: 1532 Days

Day: 37.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.64 AU - 3.84 AU

Year: 2233 Days

Day: 45.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,468,126 km

• M1: 392,096 km (0.082 R)

Asteroid Belt

Center: 9.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969

Radius: 8

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 12.66 AU - 19.06 AU

Year: 24184 Days

Day: 23.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,468,126 km

• M1: 100,829 km (0.118 R)
• M2: 609,611 km (0.056 R)
• M3: 1,009,187 km (0.034 R)
• M4: 1,324,540 km (0.064 R)
• M5: 2,486,017 km (0.109 R)
• M6: 3,423,996 km (0.057 R)
• M7: 4,505,888 km (0.11 R)
• M8: 5,712,694 km (0.077 R)
• M9: 6,344,296 km (0.065 R)
• M10: 11,216,549 km (0.081 R)
• M11: 17,752,929 km (0.095 R)
• M12: 18,800,563 km (0.114 R)
• M13: 20,396,922 km (0.102 R)
• M14: 21,652,048 km (0.102 R)
• M15: 23,743,576 km (0.09 R)
• M16: 26,450,998 km (0.051 R)
• M17: 27,314,327 km (0.116 R)
• M18: 27,689,967 km (0.101 R)
• M19: 34,034,563 km (0.099 R)
• M20: 38,868,369 km (0.117 R)
• M21: 43,287,341 km (0.102 R)
• M22: 44,312,834 km (0.093 R)
• M23: 46,768,633 km (0.062 R)
• M24: 47,486,553 km (0.08 R)
• M25: 66,097,276 km (0.11 R)
• M26: 67,228,685 km (0.074 R)
• M27: 72,121,582 km (0.111 R)
• M28: 79,007,722 km (0.11 R)
• M29: 81,052,725 km (0.117 R)
• M30: 84,450,691 km (0.106 R)
• M31: 89,586,236 km (0.102 R)
• M32: 91,529,512 km (0.103 R)
• M33: 96,655,184 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.5

Radius: 7

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.44 AU - 22.34 AU

Year: 28972 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,468,126 km

• M1: 87,066 km (0.095 R)
• M2: 763,548 km (0.104 R)
• M3: 1,211,144 km (0.083 R)
• M4: 1,494,782 km (0.109 R)
• M5: 2,347,939 km (0.069 R)
• M6: 2,768,009 km (0.084 R)
• M7: 3,912,134 km (0.076 R)
• M8: 4,266,382 km (0.094 R)
• M9: 7,521,183 km (0.071 R)
• M10: 8,018,895 km (0.099 R)
• M11: 8,327,814 km (0.116 R)
• M12: 9,024,641 km (0.092 R)
• M13: 10,291,436 km (0.119 R)
• M14: 12,544,529 km (0.063 R)
• M15: 12,891,297 km (0.083 R)
• M16: 14,043,650 km (0.058 R)
• M17: 14,644,884 km (0.032 R)
• M18: 14,874,815 km (0.099 R)
• M19: 17,137,932 km (0.112 R)
• M20: 18,174,496 km (0.073 R)
• M21: 20,754,760 km (0.086 R)
• M22: 21,732,531 km (0.049 R)
• M23: 26,176,336 km (0.066 R)
• M24: 27,432,958 km (0.103 R)
• M25: 27,899,853 km (0.103 R)
• M26: 28,135,171 km (0.081 R)
• M27: 34,459,271 km (0.066 R)
• M28: 37,233,713 km (0.07 R)
• M29: 37,662,311 km (0.045 R)
• M30: 38,383,971 km (0.059 R)
• M31: 40,004,116 km (0.056 R)
• M32: 41,210,473 km (0.096 R)
• M33: 49,305,813 km (0.094 R)
• M34: 62,731,474 km (0.103 R)
• M35: 63,949,200 km (0.059 R)
• M36: 72,472,539 km (0.091 R)
• M37: 72,917,443 km (0.116 R)
• M38: 75,397,626 km (0.06 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 19,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit