🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.48 AU - 0.74 AU

Year: 166 Days

Day: 15.4 Hours

Environment

Temp: 182 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.25 AU - 1.29 AU

Year: 498 Days

Day: 14.2 Hours

Environment

Temp: 33 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,183,245 km

• M1: 104,569 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.44 AU - 1.46 AU

Year: 608 Days

Day: 29.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.52 AU - 2.24 AU

Year: 898 Days

Day: 41.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,183,245 km

• M1: 548,127 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.1 AU - 4.56 AU

Year: 2610 Days

Day: 28 Hours

Environment

Temp: -105 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,183,245 km

• M1: 26,180 km (0.082 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.88 AU - 4.96 AU

Year: 3801 Days

Day: 33.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.4

Radius: 8.2

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.57 AU - 7.59 AU

Year: 6561 Days

Day: 7.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,183,245 km

• M1: 110,254 km (0.077 R)
• M2: 497,563 km (0.063 R)
• M3: 887,115 km (0.113 R)
• M4: 1,183,918 km (0.089 R)
• M5: 2,397,455 km (0.088 R)
• M6: 3,684,147 km (0.058 R)
• M7: 5,202,416 km (0.111 R)
• M8: 6,884,494 km (0.072 R)
• M9: 7,539,433 km (0.108 R)
• M10: 8,407,101 km (0.038 R)
• M11: 9,946,912 km (0.082 R)
• M12: 13,670,553 km (0.116 R)
• M13: 14,205,515 km (0.09 R)
• M14: 15,110,731 km (0.061 R)
• M15: 17,826,980 km (0.117 R)
• M16: 18,939,390 km (0.075 R)
• M17: 19,421,394 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.3

Radius: 14.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.08 AU - 12.28 AU

Year: 12155 Days

Day: 12.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,183,245 km

• M1: 176,825 km (0.112 R)
• M2: 1,494,483 km (0.064 R)
• M3: 2,802,118 km (0.105 R)
• M4: 4,034,206 km (0.062 R)
• M5: 5,018,560 km (0.102 R)
• M6: 8,669,795 km (0.086 R)
• M7: 12,312,503 km (0.035 R)
• M8: 18,035,519 km (0.117 R)
• M9: 20,850,652 km (0.049 R)
• M10: 27,733,351 km (0.069 R)
• M11: 32,672,325 km (0.061 R)
• M12: 33,567,668 km (0.096 R)
• M13: 34,135,541 km (0.034 R)
• M14: 42,376,888 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.1

Radius: 3.2

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 17.1 AU - 21.16 AU

Year: 29138 Days

Day: 21.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,183,245 km

• M1: 222,901 km (0.086 R)
• M2: 338,839 km (0.05 R)
• M3: 2,617,364 km (0.087 R)
• M4: 3,633,583 km (0.117 R)
• M5: 5,384,626 km (0.114 R)
• M6: 6,675,805 km (0.04 R)
• M7: 10,056,567 km (0.115 R)
• M8: 10,213,645 km (0.094 R)
• M9: 14,031,831 km (0.073 R)
• M10: 28,580,224 km (0.12 R)
• M11: 46,029,021 km (0.089 R)
• M12: 47,777,072 km (0.071 R)
• M13: 51,715,386 km (0.064 R)
• M14: 52,026,998 km (0.081 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 14,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit