🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.48 AU - 0.72 AU

Year: 172 Days

Day: 19.3 Hours

Environment

Temp: 222 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,300,503 km

• M1: 126,859 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.73 AU - 1.03 AU

Year: 306 Days

Day: 24.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.87 AU - 1.17 AU

Year: 382 Days

Day: 42.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.3 AU - 1.46 AU

Year: 601 Days

Day: 39.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.61 AU - 1.83 AU

Year: 837 Days

Day: 42.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,300,503 km

• M1: 43,683 km (0.114 R)
• M2: 840,441 km (0.116 R)

Asteroid Belt

Center: 2.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.34 AU - 2.58 AU

Year: 1431 Days

Day: 47.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 147.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.3 AU - 3.1 AU

Year: 1645 Days

Day: 22.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,300,503 km

• M1: 195,225 km (0.101 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.81 AU - 3.67 AU

Year: 2163 Days

Day: 23.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,300,503 km

• M1: 19,597 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.3

Radius: 12.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.99 AU - 6.31 AU

Year: 4334 Days

Day: 8.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,300,503 km

• M1: 155,582 km (0.098 R)
• M2: 573,409 km (0.04 R)
• M3: 1,088,175 km (0.047 R)
• M4: 1,594,414 km (0.068 R)
• M5: 2,376,512 km (0.057 R)
• M6: 2,847,446 km (0.089 R)
• M7: 3,620,568 km (0.096 R)
• M8: 4,999,112 km (0.087 R)
• M9: 5,420,080 km (0.04 R)
• M10: 6,008,748 km (0.1 R)
• M11: 6,827,946 km (0.081 R)
• M12: 7,754,555 km (0.072 R)
• M13: 8,577,044 km (0.109 R)
• M14: 9,377,991 km (0.064 R)
• M15: 10,565,350 km (0.078 R)
• M16: 11,667,138 km (0.103 R)
• M17: 12,411,687 km (0.089 R)
• M18: 12,844,174 km (0.108 R)
• M19: 14,676,000 km (0.061 R)
• M20: 18,852,174 km (0.064 R)
• M21: 20,404,102 km (0.075 R)
• M22: 23,105,242 km (0.096 R)
• M23: 25,415,930 km (0.11 R)
• M24: 26,271,780 km (0.088 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.9

Radius: 11.5

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.41 AU - 5.81 AU

Year: 4928 Days

Day: 8.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,300,503 km

• M1: 143,764 km (0.111 R)
• M2: 567,874 km (0.111 R)
• M3: 1,102,387 km (0.079 R)
• M4: 1,742,217 km (0.081 R)
• M5: 2,265,061 km (0.11 R)
• M6: 3,104,455 km (0.106 R)
• M7: 4,140,271 km (0.114 R)
• M8: 4,672,091 km (0.094 R)
• M9: 7,969,079 km (0.074 R)
• M10: 8,355,191 km (0.118 R)
• M11: 10,568,790 km (0.071 R)
• M12: 10,941,139 km (0.047 R)
• M13: 12,674,380 km (0.085 R)
• M14: 14,075,514 km (0.106 R)
• M15: 15,577,327 km (0.113 R)
• M16: 15,999,343 km (0.055 R)
• M17: 16,490,921 km (0.106 R)
• M18: 17,633,999 km (0.12 R)
• M19: 20,649,892 km (0.045 R)
• M20: 21,306,626 km (0.041 R)
• M21: 22,738,876 km (0.081 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 12,701 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit