🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.57 AU - 0.57 AU

Year: 151 Days

Day: 37 Hours

Environment

Temp: 227 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 19,419,757 km

• M1: 142,118 km (0.067 R)
• M2: 248,332 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.89 AU - 1.43 AU

Year: 437 Days

Day: 22.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 19,419,757 km

• M1: 28,723 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.16 AU - 1.34 AU

Year: 489 Days

Day: 18.8 Hours

Environment

Temp: 17 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 19,419,757 km

• M1: 290,818 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.45 AU - 2.05 AU

Year: 810 Days

Day: 12 Hours

Environment

Temp: -44 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.82 AU - 2.86 AU

Year: 1252 Days

Day: 44.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.64 AU - 4.64 AU

Year: 3497 Days

Day: 39.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.4

Radius: 15

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.16 AU - 12 AU

Year: 12903 Days

Day: 12.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 19,419,757 km

• M1: 229,932 km (0.094 R)
• M2: 920,924 km (0.075 R)
• M3: 1,466,807 km (0.113 R)
• M4: 2,310,539 km (0.117 R)
• M5: 3,788,716 km (0.108 R)
• M6: 4,412,688 km (0.114 R)
• M7: 4,899,779 km (0.1 R)
• M8: 7,444,289 km (0.042 R)
• M9: 10,203,921 km (0.113 R)
• M10: 10,886,686 km (0.099 R)
• M11: 11,478,794 km (0.103 R)
• M12: 12,030,062 km (0.111 R)
• M13: 12,663,310 km (0.109 R)
• M14: 14,065,641 km (0.104 R)
• M15: 15,718,099 km (0.034 R)
• M16: 16,941,660 km (0.101 R)
• M17: 17,657,336 km (0.114 R)
• M18: 20,634,184 km (0.084 R)
• M19: 21,913,844 km (0.105 R)
• M20: 24,530,012 km (0.07 R)
• M21: 25,036,400 km (0.104 R)
• M22: 25,757,163 km (0.115 R)
• M23: 28,779,489 km (0.108 R)
• M24: 29,799,297 km (0.06 R)
• M25: 31,552,136 km (0.101 R)
• M26: 32,030,998 km (0.039 R)
• M27: 32,758,493 km (0.117 R)
• M28: 46,254,764 km (0.072 R)
• M29: 51,027,834 km (0.093 R)
• M30: 59,696,432 km (0.108 R)
• M31: 61,168,774 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.9

Radius: 12

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.67 AU - 12.57 AU

Year: 12973 Days

Day: 6.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 19,419,757 km

• M1: 149,299 km (0.095 R)
• M2: 522,695 km (0.115 R)
• M3: 1,034,320 km (0.049 R)
• M4: 1,441,226 km (0.116 R)
• M5: 1,893,610 km (0.053 R)
• M6: 2,348,836 km (0.042 R)
• M7: 3,181,498 km (0.038 R)
• M8: 3,556,091 km (0.089 R)
• M9: 3,960,604 km (0.089 R)
• M10: 4,862,828 km (0.118 R)
• M11: 5,493,383 km (0.113 R)
• M12: 5,966,561 km (0.076 R)
• M13: 7,310,100 km (0.07 R)
• M14: 7,925,845 km (0.116 R)
• M15: 8,311,807 km (0.044 R)
• M16: 12,147,497 km (0.076 R)
• M17: 12,894,738 km (0.116 R)
• M18: 13,917,987 km (0.077 R)
• M19: 14,994,494 km (0.071 R)
• M20: 21,471,633 km (0.078 R)
• M21: 26,920,885 km (0.095 R)
• M22: 30,534,870 km (0.082 R)
• M23: 33,896,185 km (0.09 R)
• M24: 46,134,039 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16

Radius: 4.3

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10 AU - 16.5 AU

Year: 16873 Days

Day: 22.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,419,757 km

• M1: 58,493 km (0.108 R)
• M2: 919,877 km (0.087 R)
• M3: 6,009,496 km (0.108 R)
• M4: 7,221,837 km (0.054 R)
• M5: 7,372,632 km (0.03 R)
• M6: 7,997,053 km (0.085 R)
• M7: 17,456,576 km (0.076 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 10,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit