🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.75 AU - 1.05 AU

Year: 384 Days

Day: 22.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.79 AU - 1.05 AU

Year: 397 Days

Day: 14.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.6

Radius: 14.9

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.96 AU - 5.46 AU

Year: 4596 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,455,075 km

• M1: 186,698 km (0.038 R)
• M2: 725,849 km (0.065 R)
• M3: 1,197,980 km (0.053 R)
• M4: 1,686,716 km (0.063 R)
• M5: 2,175,303 km (0.05 R)
• M6: 3,233,558 km (0.081 R)
• M7: 4,038,843 km (0.086 R)
• M8: 4,738,513 km (0.111 R)
• M9: 5,448,055 km (0.098 R)
• M10: 6,460,085 km (0.051 R)
• M11: 8,071,404 km (0.096 R)
• M12: 8,955,078 km (0.096 R)
• M13: 9,488,395 km (0.102 R)
• M14: 11,719,946 km (0.068 R)
• M15: 13,838,850 km (0.095 R)
• M16: 14,462,673 km (0.112 R)
• M17: 16,745,537 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.1

Radius: 13.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.55 AU - 5.63 AU

Year: 5163 Days

Day: 14.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,455,075 km

• M1: 174,132 km (0.061 R)
• M2: 604,974 km (0.119 R)
• M3: 1,222,065 km (0.118 R)
• M4: 1,695,542 km (0.115 R)
• M5: 2,682,739 km (0.076 R)
• M6: 3,206,032 km (0.102 R)
• M7: 4,109,154 km (0.058 R)
• M8: 4,905,015 km (0.11 R)
• M9: 5,534,822 km (0.091 R)
• M10: 6,161,488 km (0.053 R)
• M11: 6,926,531 km (0.077 R)
• M12: 10,112,666 km (0.113 R)
• M13: 10,842,704 km (0.031 R)
• M14: 12,499,650 km (0.086 R)
• M15: 13,103,577 km (0.045 R)
• M16: 16,201,449 km (0.115 R)
• M17: 18,539,664 km (0.1 R)
• M18: 19,696,205 km (0.078 R)
• M19: 20,197,358 km (0.098 R)
• M20: 20,642,861 km (0.117 R)
• M21: 21,619,585 km (0.041 R)
• M22: 23,038,521 km (0.086 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 16,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit