🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.48 AU - 0.56 AU

Year: 140 Days

Day: 17.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.05 AU - 1.27 AU

Year: 466 Days

Day: 20 Hours

Environment

Temp: 9 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.1 AU - 1.28 AU

Year: 484 Days

Day: 41.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,323,463 km

• M1: 1,019,809 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.09 AU - 1.55 AU

Year: 565 Days

Day: 40.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 158 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,323,463 km

• M1: 36,951 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.01 AU - 1.65 AU

Year: 572 Days

Day: 34.7 Hours

Environment

Temp: -26 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.19 AU - 1.67 AU

Year: 637 Days

Day: 24.2 Hours

Environment

Temp: -29 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.11 AU - 4.69 AU

Year: 3441 Days

Day: 20.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 145.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.1

Radius: 8.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.56 AU - 5.54 AU

Year: 3618 Days

Day: 13.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,323,463 km

• M1: 109,206 km (0.119 R)
• M2: 621,280 km (0.067 R)
• M3: 1,151,006 km (0.061 R)
• M4: 1,434,045 km (0.054 R)
• M5: 3,416,067 km (0.068 R)
• M6: 3,705,539 km (0.11 R)
• M7: 4,094,793 km (0.104 R)
• M8: 5,207,951 km (0.103 R)
• M9: 5,697,136 km (0.078 R)
• M10: 6,862,503 km (0.112 R)
• M11: 8,505,985 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.5

Radius: 14.4

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.35 AU - 10.75 AU

Year: 11877 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,323,463 km

• M1: 179,069 km (0.087 R)
• M2: 632,051 km (0.099 R)
• M3: 1,230,442 km (0.117 R)
• M4: 2,258,778 km (0.052 R)
• M5: 2,959,943 km (0.108 R)
• M6: 3,803,227 km (0.101 R)
• M7: 4,338,039 km (0.112 R)
• M8: 5,046,235 km (0.032 R)
• M9: 5,694,293 km (0.061 R)
• M10: 7,079,570 km (0.05 R)
• M11: 7,893,831 km (0.075 R)
• M12: 8,589,461 km (0.07 R)
• M13: 9,231,385 km (0.066 R)
• M14: 14,027,493 km (0.102 R)
• M15: 15,049,845 km (0.109 R)
• M16: 18,869,228 km (0.106 R)
• M17: 23,822,863 km (0.092 R)
• M18: 25,277,552 km (0.096 R)
• M19: 26,502,310 km (0.103 R)
• M20: 28,564,068 km (0.066 R)
• M21: 30,519,910 km (0.068 R)
• M22: 33,338,783 km (0.111 R)
• M23: 35,739,231 km (0.047 R)
• M24: 39,365,034 km (0.034 R)
• M25: 40,498,986 km (0.095 R)
• M26: 44,166,228 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.4

Radius: 3.2

Gravity: 21.33 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 18.1 AU - 18.2 AU

Year: 28825 Days

Day: 22 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,323,463 km

• M1: 39,793 km (0.109 R)
• M2: 143,315 km (0.1 R)
• M3: 321,635 km (0.032 R)
• M4: 671,395 km (0.101 R)
• M5: 1,418,337 km (0.064 R)
• M6: 1,656,348 km (0.103 R)
• M7: 3,081,118 km (0.051 R)
• M8: 4,281,940 km (0.085 R)
• M9: 4,508,581 km (0.102 R)
• M10: 4,915,636 km (0.06 R)
• M11: 5,273,175 km (0.086 R)
• M12: 5,763,408 km (0.098 R)
• M13: 5,959,830 km (0.07 R)
• M14: 7,695,614 km (0.085 R)
• M15: 11,994,907 km (0.03 R)
• M16: 14,357,057 km (0.109 R)
• M17: 30,655,596 km (0.085 R)
• M18: 31,013,434 km (0.118 R)
• M19: 31,253,538 km (0.093 R)
• M20: 31,981,182 km (0.119 R)
• M21: 33,849,959 km (0.091 R)
• M22: 43,237,824 km (0.108 R)
• M23: 55,977,130 km (0.112 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: 309 - 16,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit