🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.62 AU - 0.92 AU

Year: 256 Days

Day: 31.5 Hours

Environment

Temp: 155 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.86 AU - 0.96 AU

Year: 329 Days

Day: 39.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.4 AU - 1.48 AU

Year: 654 Days

Day: 12.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.01 AU - 3.11 AU

Year: 1551 Days

Day: 19.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.6 AU - 3.72 AU

Year: 2652 Days

Day: 31.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,341,591 km

• M1: 352,303 km (0.102 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.69 AU - 4.05 AU

Year: 2883 Days

Day: 44.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.5

Radius: 13.3

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.44 AU - 6.04 AU

Year: 5209 Days

Day: 8.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,341,591 km

• M1: 165,455 km (0.098 R)
• M2: 582,983 km (0.084 R)
• M3: 1,111,363 km (0.097 R)
• M4: 1,784,104 km (0.084 R)
• M5: 2,753,798 km (0.089 R)
• M6: 3,484,882 km (0.058 R)
• M7: 4,121,272 km (0.097 R)
• M8: 5,220,966 km (0.05 R)
• M9: 5,932,304 km (0.077 R)
• M10: 6,980,386 km (0.112 R)
• M11: 7,770,113 km (0.061 R)
• M12: 8,698,817 km (0.096 R)
• M13: 9,400,431 km (0.104 R)
• M14: 10,184,174 km (0.071 R)
• M15: 11,635,573 km (0.083 R)
• M16: 13,274,268 km (0.047 R)
• M17: 14,887,980 km (0.113 R)
• M18: 17,906,416 km (0.118 R)
• M19: 22,817,714 km (0.058 R)
• M20: 25,873,401 km (0.066 R)
• M21: 27,238,182 km (0.1 R)
• M22: 28,115,274 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.6

Radius: 7.3

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.6 AU - 18.86 AU

Year: 23629 Days

Day: 16.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,341,591 km

• M1: 91,554 km (0.09 R)
• M2: 340,036 km (0.106 R)
• M3: 604,675 km (0.069 R)
• M4: 857,944 km (0.1 R)
• M5: 1,144,424 km (0.118 R)
• M6: 1,637,648 km (0.096 R)
• M7: 2,104,393 km (0.1 R)
• M8: 3,144,248 km (0.049 R)
• M9: 4,726,246 km (0.115 R)
• M10: 5,183,566 km (0.033 R)
• M11: 5,555,167 km (0.118 R)
• M12: 5,984,364 km (0.067 R)
• M13: 7,131,630 km (0.11 R)
• M14: 7,544,819 km (0.092 R)
• M15: 7,877,076 km (0.106 R)
• M16: 9,038,255 km (0.094 R)
• M17: 10,137,201 km (0.046 R)
• M18: 11,570,348 km (0.11 R)
• M19: 13,545,638 km (0.065 R)
• M20: 13,824,938 km (0.053 R)
• M21: 15,129,730 km (0.076 R)
• M22: 20,434,770 km (0.113 R)
• M23: 23,904,393 km (0.096 R)
• M24: 25,038,196 km (0.095 R)
• M25: 26,099,742 km (0.027 R)
• M26: 31,249,499 km (0.107 R)
• M27: 32,106,994 km (0.081 R)
• M28: 39,115,654 km (0.106 R)
• M29: 44,570,741 km (0.063 R)
• M30: 46,443,407 km (0.073 R)
• M31: 47,399,038 km (0.114 R)
• M32: 51,353,209 km (0.077 R)
• M33: 57,141,450 km (0.099 R)
• M34: 61,805,313 km (0.025 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: 501 - 13,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit