🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.52 AU - 0.76 AU

Year: 197 Days

Day: 39.8 Hours

Environment

Temp: 183 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.54 AU - 0.86 AU

Year: 225 Days

Day: 40.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.37 AU - 1.63 AU

Year: 707 Days

Day: 15.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.99 AU - 3.89 AU

Year: 2456 Days

Day: 12.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,144,830 km

• M1: 2,014,036 km (0.112 R)

Asteroid Belt

Center: 3.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339

Radius: 11.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.88 AU - 4.14 AU

Year: 3092 Days

Day: 9.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,144,830 km

• M1: 218,862 km (0.05 R)
• M2: 579,841 km (0.043 R)
• M3: 1,319,304 km (0.111 R)
• M4: 2,215,544 km (0.049 R)
• M5: 2,972,210 km (0.061 R)
• M6: 3,968,981 km (0.06 R)
• M7: 4,842,633 km (0.105 R)
• M8: 6,090,578 km (0.077 R)
• M9: 6,506,610 km (0.052 R)
• M10: 6,886,140 km (0.082 R)
• M11: 8,176,720 km (0.12 R)
• M12: 9,078,048 km (0.084 R)
• M13: 10,515,833 km (0.059 R)
• M14: 11,154,616 km (0.033 R)
• M15: 11,819,129 km (0.116 R)
• M16: 14,422,432 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 14.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.9 AU - 7.76 AU

Year: 7641 Days

Day: 13.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,144,830 km

• M1: 184,005 km (0.111 R)
• M2: 909,256 km (0.098 R)
• M3: 1,367,325 km (0.102 R)
• M4: 2,033,185 km (0.115 R)
• M5: 2,994,052 km (0.11 R)
• M6: 3,651,534 km (0.105 R)
• M7: 4,832,759 km (0.093 R)
• M8: 5,708,954 km (0.029 R)
• M9: 7,818,733 km (0.104 R)
• M10: 9,118,140 km (0.095 R)
• M11: 11,331,291 km (0.119 R)
• M12: 11,977,554 km (0.043 R)
• M13: 13,641,531 km (0.097 R)
• M14: 15,067,049 km (0.109 R)
• M15: 15,585,555 km (0.106 R)
• M16: 19,176,502 km (0.112 R)
• M17: 22,605,884 km (0.087 R)
• M18: 23,980,239 km (0.092 R)
• M19: 26,052,619 km (0.09 R)
• M20: 27,371,025 km (0.116 R)
• M21: 27,949,520 km (0.091 R)
• M22: 29,331,206 km (0.079 R)
• M23: 30,861,592 km (0.101 R)
• M24: 31,383,389 km (0.076 R)
• M25: 35,543,556 km (0.072 R)
• M26: 37,282,333 km (0.113 R)
• M27: 41,813,203 km (0.1 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 16,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit