🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.44 AU - 0.6 AU

Year: 134 Days

Day: 16.6 Hours

Environment

Temp: 201 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.79 AU - 0.89 AU

Year: 274 Days

Day: 19.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,078,706 km

• M1: 220,208 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.9 AU - 1.14 AU

Year: 367 Days

Day: 21.6 Hours

Environment

Temp: 143 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.46 AU - 2.96 AU

Year: 1590 Days

Day: 42.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,078,706 km

• M1: 1,906,326 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.7 AU - 5.12 AU

Year: 3301 Days

Day: 32.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.9

Radius: 9.9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.13 AU - 7.59 AU

Year: 5717 Days

Day: 9.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,078,706 km

• M1: 123,119 km (0.105 R)
• M2: 765,343 km (0.083 R)
• M3: 1,130,212 km (0.057 R)
• M4: 1,445,115 km (0.094 R)
• M5: 3,090,094 km (0.118 R)
• M6: 3,565,366 km (0.075 R)
• M7: 5,491,439 km (0.051 R)
• M8: 9,551,674 km (0.095 R)
• M9: 10,381,793 km (0.084 R)
• M10: 11,023,717 km (0.119 R)
• M11: 14,189,208 km (0.117 R)
• M12: 14,637,553 km (0.12 R)
• M13: 15,621,608 km (0.097 R)
• M14: 16,281,335 km (0.087 R)
• M15: 19,448,621 km (0.088 R)
• M16: 21,504,993 km (0.09 R)
• M17: 23,081,605 km (0.036 R)
• M18: 27,574,328 km (0.1 R)
• M19: 29,523,888 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.5

Radius: 8.5

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.67 AU - 8.91 AU

Year: 9289 Days

Day: 11.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,078,706 km

• M1: 105,766 km (0.114 R)
• M2: 632,500 km (0.113 R)
• M3: 1,577,958 km (0.093 R)
• M4: 2,121,298 km (0.077 R)
• M5: 2,973,706 km (0.108 R)
• M6: 3,578,381 km (0.033 R)
• M7: 4,417,476 km (0.036 R)
• M8: 5,937,390 km (0.109 R)
• M9: 7,382,954 km (0.111 R)
• M10: 7,893,831 km (0.063 R)
• M11: 8,247,331 km (0.108 R)
• M12: 9,568,729 km (0.111 R)
• M13: 10,701,633 km (0.098 R)
• M14: 11,542,673 km (0.088 R)
• M15: 12,585,220 km (0.101 R)
• M16: 13,480,264 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.9

Radius: 9.5

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 11.13 AU - 13.89 AU

Year: 15772 Days

Day: 9.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,078,706 km

• M1: 167,400 km (0.079 R)
• M2: 463,604 km (0.077 R)
• M3: 1,376,749 km (0.093 R)
• M4: 1,959,732 km (0.113 R)
• M5: 6,568,992 km (0.099 R)
• M6: 7,734,509 km (0.099 R)
• M7: 8,140,667 km (0.119 R)
• M8: 12,010,016 km (0.056 R)
• M9: 12,694,277 km (0.048 R)
• M10: 13,646,617 km (0.106 R)
• M11: 19,442,038 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109

Radius: 7.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 10.74 AU - 15.62 AU

Year: 17056 Days

Day: 21.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,078,706 km

• M1: 97,089 km (0.072 R)
• M2: 595,549 km (0.086 R)
• M3: 1,487,302 km (0.118 R)
• M4: 3,444,491 km (0.096 R)
• M5: 4,238,257 km (0.079 R)
• M6: 6,767,060 km (0.103 R)
• M7: 7,238,143 km (0.111 R)
• M8: 8,408,896 km (0.117 R)
• M9: 13,445,258 km (0.104 R)
• M10: 16,588,758 km (0.083 R)
• M11: 17,445,056 km (0.084 R)
• M12: 18,261,262 km (0.109 R)
• M13: 21,859,989 km (0.098 R)
• M14: 22,568,784 km (0.114 R)
• M15: 28,241,834 km (0.069 R)
• M16: 34,163,367 km (0.09 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 13,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit