🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.63 AU - 0.81 AU

Year: 222 Days

Day: 27.5 Hours

Environment

Temp: 149 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 37,087,600 km

• M1: 114,293 km (0.108 R)
• M2: 464,053 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.78 AU - 0.9 AU

Year: 280 Days

Day: 27.5 Hours

Environment

Temp: 96 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.97 AU - 1.19 AU

Year: 408 Days

Day: 26.2 Hours

Environment

Temp: 37 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.56 AU - 1.74 AU

Year: 770 Days

Day: 12.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,087,600 km

• M1: 225,294 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.68 AU - 3.9 AU

Year: 2169 Days

Day: 36.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.63 AU - 4.17 AU

Year: 2799 Days

Day: 43 Hours

Environment

Temp: -125 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.5

Radius: 8

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.53 AU - 5.61 AU

Year: 4149 Days

Day: 12.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,087,600 km

• M1: 155,432 km (0.073 R)
• M2: 1,150,557 km (0.08 R)
• M3: 1,626,129 km (0.105 R)
• M4: 3,146,342 km (0.111 R)
• M5: 3,843,020 km (0.06 R)
• M6: 5,974,191 km (0.052 R)
• M7: 6,927,578 km (0.105 R)
• M8: 7,574,140 km (0.119 R)
• M9: 8,219,954 km (0.1 R)
• M10: 8,799,197 km (0.117 R)
• M11: 8,955,078 km (0.078 R)
• M12: 9,820,053 km (0.119 R)
• M13: 10,453,002 km (0.049 R)
• M14: 11,421,947 km (0.107 R)
• M15: 12,323,873 km (0.081 R)
• M16: 14,709,510 km (0.089 R)
• M17: 15,773,300 km (0.108 R)
• M18: 16,616,883 km (0.091 R)
• M19: 16,831,256 km (0.096 R)
• M20: 17,046,977 km (0.11 R)
• M21: 17,746,646 km (0.059 R)
• M22: 17,923,770 km (0.089 R)
• M23: 19,604,203 km (0.089 R)
• M24: 21,312,012 km (0.106 R)
• M25: 21,701,116 km (0.105 R)
• M26: 23,904,992 km (0.113 R)
• M27: 26,108,568 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.5

Radius: 13.8

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 10.28 AU - 11.98 AU

Year: 13495 Days

Day: 6.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,087,600 km

• M1: 231,727 km (0.113 R)
• M2: 1,119,142 km (0.096 R)
• M3: 2,080,906 km (0.094 R)
• M4: 4,041,386 km (0.082 R)
• M5: 4,945,855 km (0.117 R)
• M6: 6,043,604 km (0.101 R)
• M7: 7,003,724 km (0.048 R)
• M8: 8,898,680 km (0.111 R)
• M9: 11,570,199 km (0.081 R)
• M10: 15,330,939 km (0.107 R)
• M11: 18,270,388 km (0.119 R)
• M12: 25,065,722 km (0.098 R)
• M13: 26,025,691 km (0.102 R)
• M14: 27,003,912 km (0.057 R)
• M15: 28,795,795 km (0.069 R)
• M16: 33,489,727 km (0.107 R)
• M17: 40,763,625 km (0.098 R)
• M18: 43,586,536 km (0.058 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.3

Radius: 9.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.34 AU - 15.44 AU

Year: 15850 Days

Day: 9.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,087,600 km

• M1: 248,033 km (0.074 R)
• M2: 542,591 km (0.026 R)
• M3: 1,568,683 km (0.081 R)
• M4: 1,941,332 km (0.066 R)
• M5: 2,485,718 km (0.039 R)
• M6: 2,695,903 km (0.046 R)
• M7: 4,752,126 km (0.041 R)
• M8: 6,765,414 km (0.1 R)
• M9: 7,941,852 km (0.054 R)
• M10: 8,320,484 km (0.105 R)
• M11: 10,939,344 km (0.101 R)
• M12: 11,302,269 km (0.111 R)
• M13: 11,837,231 km (0.097 R)
• M14: 14,421,833 km (0.082 R)
• M15: 14,932,111 km (0.108 R)
• M16: 16,467,584 km (0.081 R)
• M17: 18,702,576 km (0.071 R)
• M18: 23,956,753 km (0.028 R)
• M19: 26,891,863 km (0.1 R)
• M20: 27,779,876 km (0.102 R)
• M21: 28,293,894 km (0.106 R)
• M22: 28,617,624 km (0.104 R)
• M23: 32,854,086 km (0.116 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 19,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit