🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.58 AU - 0.84 AU

Year: 216 Days

Day: 35.2 Hours

Environment

Temp: 200 °C

Axial Tilt: 69.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.86 AU - 1.12 AU

Year: 356 Days

Day: 20.4 Hours

Environment

Temp: 42 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.98 AU - 1.24 AU

Year: 423 Days

Day: 43.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.97 AU - 1.55 AU

Year: 512 Days

Day: 30.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,077,902 km

• M1: 179,218 km (0.047 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.15 AU - 1.43 AU

Year: 530 Days

Day: 41.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,077,902 km

• M1: 80,035 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.21 AU - 1.75 AU

Year: 651 Days

Day: 46 Hours

Environment

Temp: -32 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,077,902 km

• M1: 898,485 km (0.062 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.38 AU - 2.56 AU

Year: 1404 Days

Day: 19.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.93 AU - 4.75 AU

Year: 3270 Days

Day: 46.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,077,902 km

• M1: 144,512 km (0.117 R)

Asteroid Belt

Center: 6.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.4

Radius: 13

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.31 AU - 8.95 AU

Year: 8384 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,077,902 km

• M1: 161,715 km (0.077 R)
• M2: 632,799 km (0.09 R)
• M3: 1,067,530 km (0.056 R)
• M4: 1,478,775 km (0.078 R)
• M5: 2,253,243 km (0.04 R)
• M6: 2,909,529 km (0.071 R)
• M7: 4,131,145 km (0.112 R)
• M8: 6,889,730 km (0.113 R)
• M9: 8,951,488 km (0.036 R)
• M10: 9,983,713 km (0.055 R)
• M11: 10,504,762 km (0.094 R)
• M12: 11,652,926 km (0.117 R)
• M13: 12,071,351 km (0.05 R)
• M14: 13,558,504 km (0.091 R)
• M15: 16,498,700 km (0.084 R)
• M16: 17,295,459 km (0.1 R)
• M17: 17,909,857 km (0.081 R)
• M18: 18,751,495 km (0.111 R)
• M19: 22,706,713 km (0.095 R)
• M20: 25,399,175 km (0.114 R)
• M21: 28,770,214 km (0.097 R)
• M22: 31,917,155 km (0.113 R)
• M23: 33,363,467 km (0.108 R)
• M24: 33,996,565 km (0.114 R)
• M25: 38,770,532 km (0.045 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.9

Radius: 14.6

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.2 AU - 12.32 AU

Year: 13665 Days

Day: 10.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,077,902 km

• M1: 183,706 km (0.119 R)
• M2: 1,908,869 km (0.069 R)
• M3: 3,298,035 km (0.103 R)
• M4: 3,815,344 km (0.11 R)
• M5: 14,537,023 km (0.039 R)
• M6: 22,100,841 km (0.051 R)
• M7: 24,105,902 km (0.115 R)
• M8: 27,881,154 km (0.087 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 12,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit