🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.48 AU - 0.62 AU

Year: 153 Days

Day: 24.7 Hours

Environment

Temp: 209 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.02 AU - 1.14 AU

Year: 421 Days

Day: 32.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.48 AU - 1.72 AU

Year: 758 Days

Day: 28.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.37 AU - 2.81 AU

Year: 1562 Days

Day: 23 Hours

Environment

Temp: -99 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.41 AU - 3.77 AU

Year: 2549 Days

Day: 27.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.7

Radius: 8.2

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.17 AU - 5.03 AU

Year: 3697 Days

Day: 13.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 138.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,998,244 km

• M1: 102,026 km (0.046 R)
• M2: 361,877 km (0.094 R)
• M3: 754,721 km (0.038 R)
• M4: 1,161,328 km (0.094 R)
• M5: 2,048,892 km (0.103 R)
• M6: 2,507,260 km (0.089 R)
• M7: 2,998,689 km (0.118 R)
• M8: 3,348,599 km (0.075 R)
• M9: 3,725,885 km (0.072 R)
• M10: 4,911,148 km (0.115 R)
• M11: 5,274,073 km (0.101 R)
• M12: 5,577,308 km (0.075 R)
• M13: 5,838,805 km (0.078 R)
• M14: 6,163,432 km (0.06 R)
• M15: 7,118,914 km (0.028 R)
• M16: 8,169,839 km (0.049 R)
• M17: 8,507,781 km (0.064 R)
• M18: 13,141,575 km (0.113 R)
• M19: 13,937,884 km (0.11 R)
• M20: 14,226,458 km (0.118 R)
• M21: 15,217,245 km (0.067 R)
• M22: 16,466,088 km (0.112 R)
• M23: 17,951,296 km (0.093 R)
• M24: 19,463,730 km (0.082 R)
• M25: 19,945,735 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 12.3

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.36 AU - 6.26 AU

Year: 4585 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,998,244 km

• M1: 156,330 km (0.081 R)
• M2: 942,915 km (0.11 R)
• M3: 1,769,294 km (0.066 R)
• M4: 3,857,680 km (0.096 R)
• M5: 7,751,114 km (0.096 R)
• M6: 8,839,439 km (0.059 R)
• M7: 9,486,599 km (0.12 R)
• M8: 10,165,175 km (0.06 R)

Asteroid Belt

Center: 11.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 4.4

Gravity: 24.78 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 18.22 AU - 18.7 AU

Year: 29722 Days

Day: 21.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,998,244 km

• M1: 98,136 km (0.106 R)
• M2: 290,968 km (0.092 R)
• M3: 428,598 km (0.105 R)
• M4: 584,928 km (0.113 R)
• M5: 940,971 km (0.063 R)
• M6: 1,225,356 km (0.11 R)
• M7: 1,709,904 km (0.117 R)
• M8: 2,244,267 km (0.095 R)
• M9: 2,751,404 km (0.097 R)
• M10: 3,215,157 km (0.059 R)
• M11: 3,450,624 km (0.1 R)
• M12: 4,918,628 km (0.108 R)
• M13: 5,725,410 km (0.045 R)
• M14: 7,194,162 km (0.084 R)
• M15: 9,599,396 km (0.106 R)
• M16: 9,841,446 km (0.072 R)
• M17: 11,313,638 km (0.094 R)
• M18: 11,720,544 km (0.113 R)
• M19: 13,521,553 km (0.11 R)
• M20: 16,686,595 km (0.059 R)
• M21: 16,861,026 km (0.086 R)
• M22: 20,114,630 km (0.094 R)
• M23: 22,893,112 km (0.114 R)
• M24: 28,819,581 km (0.047 R)
• M25: 29,577,593 km (0.089 R)
• M26: 30,608,772 km (0.112 R)
• M27: 35,116,754 km (0.093 R)
• M28: 35,547,296 km (0.069 R)
• M29: 51,993,189 km (0.059 R)
• M30: 53,115,472 km (0.047 R)
• M31: 57,368,839 km (0.089 R)
• M32: 64,808,790 km (0.101 R)
• M33: 71,479,508 km (0.095 R)
• M34: 75,693,680 km (0.066 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 18,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit