🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.61 AU - 0.79 AU

Year: 219 Days

Day: 20.8 Hours

Environment

Temp: 155 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.06 AU - 1.16 AU

Year: 438 Days

Day: 29.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.14 AU - 1.32 AU

Year: 511 Days

Day: 18.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,233,347 km

• M1: 60,138 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2 AU - 2.18 AU

Year: 1132 Days

Day: 13.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.1

Radius: 11.8

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.51 AU - 6.97 AU

Year: 5153 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,233,347 km

• M1: 182,809 km (0.031 R)
• M2: 861,385 km (0.119 R)
• M3: 1,267,842 km (0.113 R)
• M4: 2,219,135 km (0.043 R)
• M5: 2,970,565 km (0.04 R)
• M6: 4,712,632 km (0.078 R)
• M7: 5,479,770 km (0.111 R)
• M8: 5,893,558 km (0.1 R)
• M9: 8,635,088 km (0.074 R)
• M10: 9,156,138 km (0.118 R)
• M11: 9,655,795 km (0.092 R)
• M12: 11,406,688 km (0.091 R)
• M13: 11,790,407 km (0.076 R)
• M14: 12,942,310 km (0.116 R)
• M15: 14,277,920 km (0.079 R)
• M16: 16,359,724 km (0.072 R)
• M17: 19,576,527 km (0.106 R)
• M18: 25,646,161 km (0.095 R)
• M19: 26,893,209 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.5

Radius: 14.5

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.68 AU - 8.04 AU

Year: 7482 Days

Day: 7.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,233,347 km

• M1: 180,864 km (0.107 R)
• M2: 688,898 km (0.093 R)
• M3: 1,210,845 km (0.105 R)
• M4: 2,252,794 km (0.099 R)
• M5: 2,713,855 km (0.075 R)
• M6: 3,172,223 km (0.066 R)
• M7: 4,552,712 km (0.052 R)
• M8: 5,426,812 km (0.115 R)
• M9: 7,711,321 km (0.059 R)
• M10: 8,686,999 km (0.08 R)
• M11: 9,320,247 km (0.114 R)
• M12: 12,503,091 km (0.05 R)
• M13: 14,154,651 km (0.087 R)
• M14: 14,841,754 km (0.086 R)
• M15: 15,420,399 km (0.085 R)
• M16: 16,554,650 km (0.117 R)
• M17: 18,616,857 km (0.084 R)
• M18: 19,748,415 km (0.113 R)
• M19: 20,527,969 km (0.111 R)
• M20: 22,482,615 km (0.115 R)
• M21: 26,384,128 km (0.094 R)
• M22: 28,005,469 km (0.09 R)
• M23: 34,372,205 km (0.067 R)
• M24: 40,885,846 km (0.079 R)
• M25: 42,537,556 km (0.116 R)
• M26: 44,101,303 km (0.1 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: 450 - 15,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit