🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.54 AU - 0.72 AU

Year: 193 Days

Day: 42.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,497,593 km

• M1: 381,475 km (0.082 R)

Asteroid Belt

Center: 1.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.54 AU - 1.58 AU

Year: 750 Days

Day: 31.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.61 AU - 1.99 AU

Year: 930 Days

Day: 36.6 Hours

Environment

Temp: -78 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.07 AU - 3.45 AU

Year: 2266 Days

Day: 40.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.99 AU - 4.91 AU

Year: 3022 Days

Day: 31.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.5

Radius: 12.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.18 AU - 10.12 AU

Year: 10656 Days

Day: 6.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 52.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,497,593 km

• M1: 156,779 km (0.081 R)
• M2: 635,641 km (0.096 R)
• M3: 1,783,356 km (0.1 R)
• M4: 2,704,281 km (0.06 R)
• M5: 7,678,560 km (0.102 R)
• M6: 9,322,491 km (0.091 R)
• M7: 10,828,642 km (0.048 R)
• M8: 13,062,288 km (0.045 R)
• M9: 14,379,946 km (0.069 R)
• M10: 16,116,029 km (0.085 R)
• M11: 17,559,948 km (0.102 R)
• M12: 27,986,022 km (0.067 R)
• M13: 30,887,024 km (0.112 R)
• M14: 35,096,857 km (0.069 R)
• M15: 36,696,956 km (0.089 R)
• M16: 42,809,525 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.3

Radius: 8.6

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.23 AU - 9.61 AU

Year: 11131 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,497,593 km

• M1: 106,962 km (0.082 R)
• M2: 422,165 km (0.045 R)
• M3: 733,778 km (0.078 R)
• M4: 1,011,132 km (0.116 R)
• M5: 1,432,100 km (0.082 R)
• M6: 1,951,654 km (0.072 R)
• M7: 2,464,326 km (0.099 R)
• M8: 2,920,599 km (0.075 R)
• M9: 3,409,934 km (0.049 R)
• M10: 3,854,389 km (0.099 R)
• M11: 4,859,687 km (0.088 R)
• M12: 5,641,934 km (0.111 R)
• M13: 7,378,765 km (0.078 R)
• M14: 8,245,685 km (0.084 R)
• M15: 8,703,903 km (0.09 R)
• M16: 9,445,460 km (0.054 R)
• M17: 10,757,583 km (0.09 R)
• M18: 11,714,560 km (0.118 R)
• M19: 12,347,659 km (0.111 R)
• M20: 17,843,136 km (0.035 R)
• M21: 18,469,054 km (0.03 R)
• M22: 18,894,361 km (0.097 R)
• M23: 19,617,816 km (0.088 R)
• M24: 20,585,714 km (0.118 R)
• M25: 31,072,824 km (0.106 R)
• M26: 32,592,140 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473

Radius: 7.7

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 12.69 AU - 19.81 AU

Year: 25220 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,497,593 km

• M1: 176,525 km (0.039 R)
• M2: 454,329 km (0.104 R)
• M3: 942,018 km (0.034 R)
• M4: 1,872,816 km (0.098 R)
• M5: 2,546,305 km (0.053 R)
• M6: 3,069,748 km (0.063 R)
• M7: 3,544,422 km (0.095 R)
• M8: 3,784,228 km (0.115 R)
• M9: 7,578,778 km (0.028 R)
• M10: 11,767,967 km (0.047 R)
• M11: 12,787,327 km (0.035 R)
• M12: 16,861,774 km (0.1 R)
• M13: 21,231,827 km (0.094 R)
• M14: 25,963,608 km (0.094 R)
• M15: 27,102,945 km (0.098 R)
• M16: 27,920,199 km (0.1 R)
• M17: 32,645,098 km (0.101 R)
• M18: 48,244,266 km (0.095 R)
• M19: 48,755,891 km (0.072 R)
• M20: 50,137,876 km (0.095 R)
• M21: 51,545,742 km (0.109 R)
• M22: 60,551,085 km (0.09 R)
• M23: 69,677,602 km (0.049 R)
• M24: 75,022,135 km (0.084 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: 437 - 15,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit