🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.75 AU - 0.79 AU

Year: 259 Days

Day: 26.1 Hours

Environment

Temp: 163 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,419,347 km

• M1: 172,786 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.82 AU - 0.86 AU

Year: 295 Days

Day: 12.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.9 AU - 1.42 AU

Year: 478 Days

Day: 43 Hours

Environment

Temp: -13 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.75 AU - 3.23 AU

Year: 1980 Days

Day: 26.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,419,347 km

• M1: 993,180 km (0.105 R)

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.9

Radius: 8.4

Gravity: 13.01 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.17 AU - 8.19 AU

Year: 8149 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 110,419,347 km

• M1: 115,938 km (0.071 R)
• M2: 430,094 km (0.098 R)
• M3: 931,696 km (0.069 R)
• M4: 1,640,191 km (0.088 R)
• M5: 2,250,700 km (0.069 R)
• M6: 2,812,141 km (0.062 R)
• M7: 4,552,712 km (0.112 R)
• M8: 6,952,860 km (0.096 R)
• M9: 8,803,984 km (0.052 R)
• M10: 9,126,069 km (0.113 R)
• M11: 9,408,509 km (0.117 R)
• M12: 11,173,914 km (0.077 R)
• M13: 12,563,080 km (0.082 R)
• M14: 13,877,746 km (0.117 R)
• M15: 18,369,422 km (0.096 R)
• M16: 21,104,968 km (0.1 R)
• M17: 25,190,037 km (0.045 R)
• M18: 26,597,305 km (0.11 R)
• M19: 27,760,129 km (0.085 R)
• M20: 29,465,245 km (0.114 R)
• M21: 31,026,598 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 46.3

Radius: 3.3

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.3 AU - 17.08 AU

Year: 21558 Days

Day: 17.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 110,419,347 km

• M1: 46,824 km (0.045 R)
• M2: 329,714 km (0.035 R)
• M3: 463,305 km (0.078 R)
• M4: 786,436 km (0.096 R)
• M5: 1,038,957 km (0.046 R)
• M6: 1,521,710 km (0.084 R)
• M7: 3,528,715 km (0.081 R)
• M8: 4,157,923 km (0.064 R)
• M9: 5,052,219 km (0.113 R)
• M10: 8,024,131 km (0.082 R)
• M11: 8,492,073 km (0.069 R)
• M12: 8,732,776 km (0.104 R)
• M13: 9,960,675 km (0.099 R)
• M14: 18,783,209 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.1

Radius: 8

Gravity: 14.61 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 16.1 AU - 20.46 AU

Year: 29925 Days

Day: 22.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 110,419,347 km

• M1: 99,632 km (0.101 R)
• M2: 353,201 km (0.115 R)
• M3: 721,660 km (0.056 R)
• M4: 1,441,824 km (0.069 R)
• M5: 2,846,099 km (0.116 R)
• M6: 4,590,411 km (0.113 R)
• M7: 8,628,207 km (0.082 R)
• M8: 9,369,464 km (0.088 R)
• M9: 10,354,716 km (0.118 R)
• M10: 11,773,951 km (0.07 R)
• M11: 12,685,301 km (0.101 R)
• M12: 14,139,243 km (0.031 R)
• M13: 15,433,115 km (0.089 R)
• M14: 19,163,786 km (0.05 R)
• M15: 19,997,047 km (0.073 R)
• M16: 28,346,702 km (0.054 R)
• M17: 29,564,878 km (0.102 R)
• M18: 32,542,324 km (0.082 R)
• M19: 34,330,467 km (0.109 R)
• M20: 35,094,613 km (0.062 R)
• M21: 39,417,543 km (0.064 R)
• M22: 40,934,017 km (0.06 R)
• M23: 42,139,925 km (0.117 R)
• M24: 43,369,470 km (0.031 R)
• M25: 54,079,481 km (0.116 R)
• M26: 59,820,449 km (0.101 R)
• M27: 60,482,270 km (0.035 R)
• M28: 65,253,245 km (0.114 R)
• M29: 73,247,605 km (0.077 R)
• M30: 80,254,919 km (0.053 R)
• M31: 82,141,947 km (0.116 R)
• M32: 83,507,775 km (0.085 R)
• M33: 84,334,453 km (0.076 R)
• M34: 108,118,869 km (0.072 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: 468 - 17,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit