🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.58 AU - 0.92 AU

Year: 243 Days

Day: 35.6 Hours

Environment

Temp: 88 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,346,353 km

• M1: 27,676 km (0.106 R)
• M2: 417,378 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.95 AU - 1.13 AU

Year: 397 Days

Day: 20.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,346,353 km

• M1: 30,518 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.13 AU - 1.27 AU

Year: 493 Days

Day: 41.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.05 AU - 1.69 AU

Year: 601 Days

Day: 27.7 Hours

Environment

Temp: -30 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,346,353 km

• M1: 588,219 km (0.071 R)

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.8

Radius: 13.9

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.9 AU - 6.96 AU

Year: 6110 Days

Day: 8.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,346,353 km

• M1: 190,288 km (0.098 R)
• M2: 625,917 km (0.072 R)
• M3: 1,701,975 km (0.099 R)
• M4: 2,431,564 km (0.117 R)
• M5: 2,907,883 km (0.115 R)
• M6: 3,383,754 km (0.073 R)
• M7: 4,220,455 km (0.097 R)
• M8: 6,403,238 km (0.085 R)
• M9: 7,287,211 km (0.054 R)
• M10: 8,212,474 km (0.118 R)
• M11: 9,594,908 km (0.097 R)
• M12: 11,559,128 km (0.1 R)
• M13: 12,002,088 km (0.061 R)
• M14: 13,027,132 km (0.045 R)
• M15: 14,960,535 km (0.113 R)
• M16: 15,905,395 km (0.091 R)
• M17: 17,461,063 km (0.045 R)
• M18: 18,308,984 km (0.084 R)
• M19: 20,370,592 km (0.056 R)
• M20: 21,978,022 km (0.116 R)
• M21: 22,659,290 km (0.071 R)
• M22: 23,747,166 km (0.042 R)
• M23: 24,869,599 km (0.114 R)
• M24: 29,991,381 km (0.099 R)
• M25: 30,642,281 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.1

Radius: 6.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 11.97 AU - 13.25 AU

Year: 16780 Days

Day: 19.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,346,353 km

• M1: 84,672 km (0.099 R)
• M2: 433,535 km (0.114 R)
• M3: 741,108 km (0.107 R)
• M4: 1,065,885 km (0.112 R)
• M5: 2,980,738 km (0.083 R)
• M6: 4,355,243 km (0.098 R)
• M7: 6,021,613 km (0.09 R)
• M8: 9,010,878 km (0.063 R)
• M9: 9,505,897 km (0.077 R)
• M10: 10,801,864 km (0.106 R)
• M11: 15,124,644 km (0.098 R)
• M12: 19,144,638 km (0.082 R)
• M13: 22,832,824 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.7

Radius: 3.2

Gravity: 42.26 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 11.3 AU - 15.34 AU

Year: 18217 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,346,353 km

• M1: 39,943 km (0.116 R)
• M2: 177,573 km (0.087 R)
• M3: 290,968 km (0.058 R)
• M4: 460,313 km (0.107 R)
• M5: 560,244 km (0.086 R)
• M6: 835,355 km (0.12 R)
• M7: 1,032,674 km (0.084 R)
• M8: 1,259,913 km (0.088 R)
• M9: 1,550,582 km (0.087 R)
• M10: 1,779,167 km (0.117 R)
• M11: 1,992,644 km (0.117 R)
• M12: 2,344,647 km (0.081 R)
• M13: 2,449,366 km (0.031 R)
• M14: 3,145,146 km (0.06 R)
• M15: 3,247,022 km (0.117 R)
• M16: 5,442,221 km (0.069 R)
• M17: 6,283,709 km (0.103 R)
• M18: 6,568,693 km (0.033 R)
• M19: 6,777,532 km (0.081 R)
• M20: 9,801,054 km (0.109 R)
• M21: 13,548,630 km (0.117 R)
• M22: 13,955,237 km (0.091 R)
• M23: 15,296,382 km (0.085 R)
• M24: 18,150,261 km (0.069 R)
• M25: 21,158,225 km (0.07 R)
• M26: 21,613,302 km (0.119 R)
• M27: 23,987,271 km (0.032 R)
• M28: 32,983,937 km (0.063 R)
• M29: 37,556,994 km (0.066 R)
• M30: 38,089,712 km (0.086 R)
• M31: 38,223,752 km (0.118 R)
• M32: 40,969,770 km (0.08 R)
• M33: 41,961,156 km (0.034 R)
• M34: 43,259,067 km (0.102 R)
• M35: 45,934,774 km (0.092 R)
• M36: 51,941,278 km (0.107 R)
• M37: 58,094,987 km (0.11 R)
• M38: 60,431,406 km (0.051 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 16,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit