🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.74 AU - 0.74 AU

Year: 240 Days

Day: 19.6 Hours

Environment

Temp: 129 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.8 AU - 0.96 AU

Year: 311 Days

Day: 12.5 Hours

Environment

Temp: 42 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.04 AU - 1.26 AU

Year: 465 Days

Day: 45.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,406,725 km

• M1: 21,542 km (0.09 R)
• M2: 147,354 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.4 AU - 1.64 AU

Year: 706 Days

Day: 43.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.3

Radius: 11.8

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.68 AU - 10.72 AU

Year: 10513 Days

Day: 13.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,406,725 km

• M1: 146,756 km (0.103 R)
• M2: 557,402 km (0.116 R)
• M3: 2,020,319 km (0.055 R)
• M4: 2,660,598 km (0.051 R)
• M5: 3,129,438 km (0.103 R)
• M6: 3,857,979 km (0.112 R)
• M7: 4,461,756 km (0.103 R)
• M8: 5,385,673 km (0.096 R)
• M9: 7,283,771 km (0.085 R)
• M10: 8,034,453 km (0.079 R)
• M11: 10,598,411 km (0.064 R)
• M12: 11,073,534 km (0.094 R)
• M13: 13,481,012 km (0.113 R)
• M14: 14,483,767 km (0.066 R)
• M15: 16,567,366 km (0.097 R)
• M16: 17,064,180 km (0.068 R)
• M17: 20,016,793 km (0.105 R)
• M18: 20,825,520 km (0.096 R)
• M19: 21,994,178 km (0.087 R)
• M20: 23,738,789 km (0.076 R)
• M21: 25,106,562 km (0.092 R)
• M22: 25,573,906 km (0.117 R)
• M23: 26,047,084 km (0.116 R)
• M24: 27,998,588 km (0.072 R)
• M25: 37,387,201 km (0.099 R)
• M26: 42,321,238 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.9

Radius: 7.4

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 9.4 AU - 14.36 AU

Year: 15426 Days

Day: 19.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,406,725 km

• M1: 94,097 km (0.104 R)
• M2: 453,581 km (0.11 R)
• M3: 1,530,536 km (0.107 R)
• M4: 4,369,006 km (0.058 R)
• M5: 6,988,913 km (0.111 R)
• M6: 7,824,567 km (0.118 R)
• M7: 11,659,957 km (0.047 R)
• M8: 12,579,386 km (0.112 R)
• M9: 13,678,631 km (0.11 R)
• M10: 14,354,514 km (0.029 R)
• M11: 21,742,555 km (0.058 R)
• M12: 41,533,455 km (0.092 R)
• M13: 42,947,754 km (0.101 R)
• M14: 48,305,003 km (0.097 R)
• M15: 55,436,932 km (0.12 R)
• M16: 58,020,038 km (0.104 R)

Asteroid Belt

Center: 15.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 19.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.7

Radius: 5.8

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 14.58 AU - 23.8 AU

Year: 31669 Days

Day: 19.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,406,725 km

• M1: 72,106 km (0.113 R)
• M2: 615,146 km (0.063 R)
• M3: 1,026,241 km (0.089 R)
• M4: 2,360,804 km (0.107 R)
• M5: 2,840,415 km (0.053 R)
• M6: 5,868,575 km (0.075 R)
• M7: 7,478,996 km (0.045 R)
• M8: 7,888,745 km (0.079 R)
• M9: 9,207,899 km (0.12 R)
• M10: 9,415,241 km (0.087 R)
• M11: 9,892,907 km (0.113 R)
• M12: 10,220,227 km (0.101 R)
• M13: 11,070,242 km (0.109 R)
• M14: 12,463,597 km (0.109 R)
• M15: 14,661,339 km (0.107 R)
• M16: 15,086,945 km (0.087 R)
• M17: 15,888,491 km (0.11 R)
• M18: 16,186,938 km (0.096 R)
• M19: 18,218,477 km (0.111 R)
• M20: 19,464,777 km (0.118 R)
• M21: 21,484,498 km (0.119 R)
• M22: 26,662,230 km (0.108 R)
• M23: 29,369,802 km (0.03 R)
• M24: 34,446,107 km (0.088 R)
• M25: 46,900,877 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 13,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit