🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.52 AU - 0.54 AU

Year: 164 Days

Day: 15.6 Hours

Environment

Temp: 114 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.75 AU - 1.23 AU

Year: 418 Days

Day: 13.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.91 AU - 1.41 AU

Year: 530 Days

Day: 14.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.17 AU - 1.63 AU

Year: 703 Days

Day: 39.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 72.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.27 AU - 1.99 AU

Year: 884 Days

Day: 15 Hours

Environment

Temp: -91 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.64 AU - 2.7 AU

Year: 1357 Days

Day: 47.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.9 AU - 2.56 AU

Year: 1414 Days

Day: 31.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,796,740 km

• M1: 356,193 km (0.106 R)

Asteroid Belt

Center: 4.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.8

Radius: 11.4

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.16 AU - 6.84 AU

Year: 7036 Days

Day: 8.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,796,740 km

• M1: 141,819 km (0.077 R)
• M2: 628,311 km (0.065 R)
• M3: 1,055,413 km (0.028 R)
• M4: 1,907,522 km (0.08 R)
• M5: 2,273,439 km (0.095 R)
• M6: 2,705,926 km (0.026 R)
• M7: 9,322,640 km (0.051 R)
• M8: 9,685,565 km (0.074 R)
• M9: 10,343,496 km (0.118 R)
• M10: 10,732,750 km (0.063 R)
• M11: 11,386,044 km (0.072 R)
• M12: 12,388,499 km (0.068 R)
• M13: 14,149,116 km (0.057 R)
• M14: 14,568,738 km (0.104 R)
• M15: 15,559,076 km (0.103 R)
• M16: 16,330,852 km (0.113 R)
• M17: 16,792,810 km (0.059 R)
• M18: 18,585,142 km (0.105 R)
• M19: 21,195,026 km (0.076 R)
• M20: 23,285,357 km (0.084 R)
• M21: 25,775,414 km (0.107 R)
• M22: 32,197,052 km (0.112 R)
• M23: 32,715,259 km (0.092 R)
• M24: 33,449,934 km (0.103 R)
• M25: 35,170,609 km (0.108 R)
• M26: 36,949,477 km (0.09 R)
• M27: 38,787,736 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.9

Radius: 4.9

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.06 AU - 16.34 AU

Year: 25162 Days

Day: 18.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 58.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,796,740 km

• M1: 61,036 km (0.081 R)
• M2: 237,711 km (0.11 R)
• M3: 496,216 km (0.102 R)
• M4: 812,915 km (0.083 R)
• M5: 999,314 km (0.099 R)
• M6: 1,537,717 km (0.107 R)
• M7: 1,720,076 km (0.04 R)
• M8: 2,355,718 km (0.042 R)
• M9: 2,531,046 km (0.116 R)
• M10: 3,188,379 km (0.103 R)
• M11: 3,486,528 km (0.092 R)
• M12: 5,300,253 km (0.081 R)
• M13: 5,956,090 km (0.071 R)
• M14: 7,061,468 km (0.099 R)
• M15: 7,427,534 km (0.089 R)
• M16: 9,286,437 km (0.108 R)
• M17: 9,893,954 km (0.069 R)
• M18: 11,126,641 km (0.053 R)
• M19: 12,723,449 km (0.082 R)
• M20: 15,433,564 km (0.12 R)
• M21: 16,842,177 km (0.092 R)
• M22: 17,003,743 km (0.063 R)
• M23: 19,643,098 km (0.096 R)
• M24: 21,673,740 km (0.108 R)
• M25: 25,716,472 km (0.069 R)
• M26: 26,690,654 km (0.071 R)
• M27: 28,140,855 km (0.113 R)
• M28: 29,642,668 km (0.084 R)
• M29: 34,208,395 km (0.092 R)
• M30: 35,253,636 km (0.083 R)
• M31: 38,098,539 km (0.115 R)
• M32: 43,628,424 km (0.111 R)
• M33: 45,167,786 km (0.048 R)
• M34: 47,383,181 km (0.08 R)
• M35: 52,200,531 km (0.095 R)
• M36: 55,527,588 km (0.1 R)
• M37: 56,426,073 km (0.092 R)
• M38: 64,754,486 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 15,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit