🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.65 AU - 0.95 AU

Year: 254 Days

Day: 32.5 Hours

Environment

Temp: 190 °C

Axial Tilt: 2.2 °

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: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.75 AU - 1.13 AU

Year: 323 Days

Day: 18.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.93 AU - 2.25 AU

Year: 1072 Days

Day: 32.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.67 AU - 2.55 AU

Year: 1087 Days

Day: 21.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,816,610 km

• M1: 68,965 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.05 AU - 2.37 AU

Year: 1166 Days

Day: 28.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.75 AU - 3.39 AU

Year: 1908 Days

Day: 20 Hours

Environment

Temp: -99 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.14 AU - 3.38 AU

Year: 2088 Days

Day: 36.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 62.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.06 AU - 6.38 AU

Year: 4231 Days

Day: 43.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.6

Radius: 11.6

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.27 AU - 7.65 AU

Year: 6514 Days

Day: 9.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,816,610 km

• M1: 147,504 km (0.086 R)
• M2: 570,117 km (0.103 R)
• M3: 1,891,216 km (0.052 R)
• M4: 2,815,133 km (0.109 R)
• M5: 8,594,547 km (0.031 R)
• M6: 12,221,248 km (0.09 R)
• M7: 14,219,726 km (0.065 R)
• M8: 17,961,768 km (0.077 R)
• M9: 18,673,554 km (0.108 R)
• M10: 21,379,630 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.1

Radius: 7.1

Gravity: 14.17 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 13.04 AU - 17 AU

Year: 20651 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,816,610 km

• M1: 88,263 km (0.105 R)
• M2: 1,725,611 km (0.054 R)
• M3: 2,048,444 km (0.048 R)
• M4: 2,502,473 km (0.107 R)
• M5: 3,265,273 km (0.051 R)
• M6: 3,670,384 km (0.105 R)
• M7: 4,173,930 km (0.051 R)
• M8: 7,072,838 km (0.071 R)
• M9: 7,851,794 km (0.104 R)
• M10: 9,069,969 km (0.077 R)
• M11: 9,294,067 km (0.085 R)
• M12: 10,593,175 km (0.115 R)
• M13: 11,809,106 km (0.07 R)
• M14: 12,144,056 km (0.081 R)
• M15: 15,769,112 km (0.109 R)
• M16: 16,339,827 km (0.066 R)
• M17: 18,401,136 km (0.09 R)
• M18: 19,216,894 km (0.115 R)
• M19: 21,808,976 km (0.104 R)
• M20: 22,415,147 km (0.114 R)
• M21: 23,979,491 km (0.05 R)
• M22: 25,393,042 km (0.105 R)
• M23: 26,176,785 km (0.062 R)
• M24: 26,631,862 km (0.111 R)
• M25: 29,107,706 km (0.079 R)
• M26: 29,965,949 km (0.094 R)
• M27: 30,840,947 km (0.057 R)
• M28: 31,604,495 km (0.093 R)
• M29: 32,380,459 km (0.1 R)
• M30: 33,036,745 km (0.09 R)
• M31: 35,196,639 km (0.118 R)
• M32: 36,030,348 km (0.093 R)
• M33: 37,592,898 km (0.105 R)
• M34: 40,852,336 km (0.106 R)
• M35: 44,617,715 km (0.116 R)
• M36: 52,110,174 km (0.042 R)
• M37: 66,950,582 km (0.106 R)
• M38: 68,229,494 km (0.106 R)
• M39: 73,058,364 km (0.113 R)
• M40: 74,186,781 km (0.107 R)
• M41: 77,174,849 km (0.092 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 19,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit