🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.53 AU - 0.75 AU

Year: 187 Days

Day: 41.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.81 AU - 1.13 AU

Year: 349 Days

Day: 30.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.42 AU - 1.58 AU

Year: 671 Days

Day: 23.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,509,053 km

• M1: 90,357 km (0.071 R)
• M2: 111,899 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.21 AU - 2.23 AU

Year: 1208 Days

Day: 27.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.52 AU - 3.78 AU

Year: 2547 Days

Day: 32.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,509,053 km

• M1: 47,871 km (0.116 R)
• M2: 107,411 km (0.109 R)

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.5

Radius: 8.3

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.54 AU - 7.34 AU

Year: 5288 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,509,053 km

• M1: 103,223 km (0.095 R)
• M2: 470,186 km (0.093 R)
• M3: 760,855 km (0.07 R)
• M4: 1,679,685 km (0.042 R)
• M5: 4,848,168 km (0.115 R)
• M6: 6,574,228 km (0.114 R)
• M7: 7,062,815 km (0.089 R)
• M8: 8,270,817 km (0.114 R)
• M9: 9,220,166 km (0.115 R)
• M10: 9,832,619 km (0.089 R)
• M11: 10,897,307 km (0.1 R)
• M12: 11,732,363 km (0.036 R)
• M13: 17,528,083 km (0.026 R)
• M14: 21,410,896 km (0.064 R)
• M15: 24,405,696 km (0.033 R)
• M16: 25,660,972 km (0.057 R)
• M17: 29,125,509 km (0.093 R)
• M18: 32,092,633 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.3

Radius: 8

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 10.04 AU - 16.14 AU

Year: 17298 Days

Day: 15.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,509,053 km

• M1: 112,797 km (0.119 R)
• M2: 385,514 km (0.119 R)
• M3: 1,332,169 km (0.098 R)
• M4: 1,753,885 km (0.118 R)
• M5: 2,102,149 km (0.096 R)
• M6: 4,823,484 km (0.101 R)
• M7: 6,641,547 km (0.033 R)
• M8: 9,032,271 km (0.109 R)
• M9: 9,516,369 km (0.095 R)
• M10: 11,817,185 km (0.085 R)
• M11: 12,660,019 km (0.114 R)
• M12: 13,335,154 km (0.118 R)
• M13: 14,830,834 km (0.109 R)
• M14: 15,277,982 km (0.058 R)
• M15: 18,067,533 km (0.078 R)
• M16: 18,406,522 km (0.119 R)
• M17: 19,184,880 km (0.114 R)
• M18: 22,911,363 km (0.073 R)
• M19: 24,116,972 km (0.108 R)
• M20: 28,100,464 km (0.09 R)
• M21: 33,129,496 km (0.044 R)
• M22: 34,022,146 km (0.058 R)
• M23: 36,932,124 km (0.1 R)
• M24: 45,860,424 km (0.094 R)
• M25: 52,952,410 km (0.071 R)
• M26: 54,877,286 km (0.115 R)
• M27: 61,694,162 km (0.086 R)
• M28: 68,642,085 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.6

Radius: 6.2

Gravity: 18.64 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 16.12 AU - 16.18 AU

Year: 23705 Days

Day: 23.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,509,053 km

• M1: 78,838 km (0.03 R)
• M2: 275,858 km (0.112 R)
• M3: 509,231 km (0.103 R)
• M4: 778,956 km (0.086 R)
• M5: 1,302,100 km (0.1 R)
• M6: 1,596,209 km (0.106 R)
• M7: 1,994,888 km (0.051 R)
• M8: 2,251,149 km (0.112 R)
• M9: 5,243,705 km (0.107 R)
• M10: 5,734,086 km (0.071 R)
• M11: 6,034,030 km (0.09 R)
• M12: 6,254,687 km (0.12 R)
• M13: 9,165,712 km (0.043 R)
• M14: 10,946,076 km (0.118 R)
• M15: 11,341,314 km (0.085 R)
• M16: 15,093,827 km (0.103 R)
• M17: 18,560,309 km (0.082 R)
• M18: 20,181,950 km (0.104 R)
• M19: 21,586,374 km (0.071 R)
• M20: 28,967,384 km (0.119 R)
• M21: 29,723,302 km (0.107 R)
• M22: 34,536,464 km (0.088 R)
• M23: 36,104,698 km (0.119 R)
• M24: 39,999,179 km (0.072 R)
• M25: 53,344,656 km (0.09 R)
• M26: 54,099,377 km (0.034 R)
• M27: 57,781,430 km (0.087 R)
• M28: 59,784,844 km (0.115 R)
• M29: 62,666,847 km (0.116 R)
• M30: 71,866,069 km (0.096 R)
• M31: 85,219,025 km (0.059 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 12,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit