🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.59 AU - 0.91 AU

Year: 230 Days

Day: 19.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 102.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,751,449 km

• M1: 17,802 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.68 AU - 0.9 AU

Year: 249 Days

Day: 40 Hours

Environment

Temp: 178 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.83 AU - 1.21 AU

Year: 365 Days

Day: 29.8 Hours

Environment

Temp: 138 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.72 AU - 2.7 AU

Year: 1166 Days

Day: 47 Hours

Environment

Temp: -68 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,751,449 km

• M1: 240,703 km (0.032 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.2

Radius: 9.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.04 AU - 7.26 AU

Year: 5411 Days

Day: 13.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 92,751,449 km

• M1: 366,365 km (0.087 R)
• M2: 765,343 km (0.065 R)
• M3: 2,160,044 km (0.12 R)
• M4: 5,167,559 km (0.054 R)
• M5: 5,582,544 km (0.091 R)
• M6: 6,342,052 km (0.093 R)
• M7: 6,761,076 km (0.117 R)
• M8: 7,779,688 km (0.095 R)
• M9: 9,603,136 km (0.088 R)
• M10: 15,576,729 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.9

Radius: 12.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.71 AU - 9.13 AU

Year: 7907 Days

Day: 12.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,751,449 km

• M1: 156,180 km (0.049 R)
• M2: 838,346 km (0.113 R)
• M3: 1,260,212 km (0.076 R)
• M4: 1,877,752 km (0.063 R)
• M5: 2,945,432 km (0.027 R)
• M6: 5,269,884 km (0.069 R)
• M7: 8,152,635 km (0.106 R)
• M8: 9,770,237 km (0.104 R)
• M9: 11,955,114 km (0.089 R)
• M10: 12,607,809 km (0.083 R)
• M11: 13,284,291 km (0.062 R)
• M12: 14,552,282 km (0.116 R)
• M13: 16,746,883 km (0.086 R)
• M14: 17,210,936 km (0.111 R)
• M15: 20,243,285 km (0.066 R)
• M16: 24,643,856 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.3

Radius: 6.3

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 15.28 AU - 17.44 AU

Year: 23475 Days

Day: 16.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 92,751,449 km

• M1: 78,389 km (0.087 R)
• M2: 638,334 km (0.095 R)
• M3: 4,973,680 km (0.09 R)
• M4: 5,234,878 km (0.104 R)
• M5: 8,374,339 km (0.025 R)
• M6: 21,093,898 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.4

Radius: 7.9

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 15.61 AU - 24.99 AU

Year: 32448 Days

Day: 16.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,751,449 km

• M1: 98,286 km (0.051 R)
• M2: 363,523 km (0.114 R)
• M3: 656,884 km (0.035 R)
• M4: 1,563,447 km (0.054 R)
• M5: 2,067,443 km (0.062 R)
• M6: 2,501,127 km (0.055 R)
• M7: 3,707,783 km (0.117 R)
• M8: 5,102,484 km (0.072 R)
• M9: 5,679,334 km (0.105 R)
• M10: 6,768,406 km (0.041 R)
• M11: 7,464,784 km (0.066 R)
• M12: 7,830,401 km (0.062 R)
• M13: 8,429,242 km (0.051 R)
• M14: 12,244,735 km (0.081 R)
• M15: 12,680,215 km (0.103 R)
• M16: 13,736,675 km (0.116 R)
• M17: 15,852,138 km (0.078 R)
• M18: 16,282,681 km (0.103 R)
• M19: 18,647,524 km (0.118 R)
• M20: 26,134,898 km (0.112 R)
• M21: 29,360,078 km (0.096 R)
• M22: 31,878,259 km (0.116 R)
• M23: 32,702,543 km (0.1 R)
• M24: 33,681,961 km (0.063 R)
• M25: 33,965,449 km (0.06 R)
• M26: 40,931,473 km (0.117 R)
• M27: 41,416,320 km (0.12 R)
• M28: 52,503,766 km (0.111 R)
• M29: 59,856,950 km (0.09 R)
• M30: 62,595,190 km (0.11 R)
• M31: 77,300,361 km (0.119 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 11,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit