🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375

Radius: 8.3

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.55 AU - 0.91 AU

Year: 423 Days

Day: 12.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,417,830 km

• M1: 103,223 km (0.089 R)
• M2: 379,530 km (0.087 R)
• M3: 637,885 km (0.081 R)
• M4: 1,240,316 km (0.073 R)
• M5: 1,593,666 km (0.117 R)
• M6: 2,434,556 km (0.056 R)
• M7: 2,863,752 km (0.093 R)
• M8: 3,159,507 km (0.078 R)
• M9: 3,996,358 km (0.113 R)
• M10: 4,301,537 km (0.085 R)
• M11: 4,594,899 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.3

Radius: 9.4

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.75 AU - 2.27 AU

Year: 1933 Days

Day: 12.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,417,830 km

• M1: 116,836 km (0.109 R)
• M2: 419,921 km (0.099 R)
• M3: 971,489 km (0.091 R)
• M4: 1,827,637 km (0.08 R)
• M5: 2,820,817 km (0.074 R)
• M6: 3,286,815 km (0.09 R)
• M7: 5,363,532 km (0.096 R)
• M8: 6,954,057 km (0.045 R)
• M9: 7,581,022 km (0.055 R)
• M10: 8,011,116 km (0.08 R)
• M11: 9,031,373 km (0.091 R)
• M12: 9,631,261 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.9

Radius: 14.3

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.13 AU - 2.37 AU

Year: 2289 Days

Day: 8.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,417,830 km

• M1: 177,872 km (0.066 R)
• M2: 670,797 km (0.103 R)
• M3: 1,135,448 km (0.1 R)
• M4: 2,048,294 km (0.106 R)
• M5: 2,598,216 km (0.1 R)
• M6: 3,320,175 km (0.037 R)
• M7: 3,851,547 km (0.085 R)
• M8: 5,067,478 km (0.094 R)
• M9: 6,525,908 km (0.101 R)
• M10: 7,263,425 km (0.107 R)
• M11: 8,083,222 km (0.098 R)
• M12: 9,382,330 km (0.078 R)
• M13: 10,453,002 km (0.032 R)
• M14: 11,533,846 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.3

Radius: 8.6

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.81 AU - 2.69 AU

Year: 2289 Days

Day: 6.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,417,830 km

• M1: 106,962 km (0.114 R)
• M2: 453,581 km (0.082 R)
• M3: 1,332,767 km (0.039 R)
• M4: 2,121,447 km (0.099 R)
• M5: 2,675,259 km (0.062 R)
• M6: 4,968,893 km (0.104 R)
• M7: 6,169,566 km (0.075 R)
• M8: 7,267,016 km (0.072 R)
• M9: 7,966,984 km (0.118 R)
• M10: 8,271,565 km (0.107 R)
• M11: 10,123,886 km (0.097 R)
• M12: 10,554,130 km (0.077 R)
• M13: 10,884,741 km (0.097 R)
• M14: 11,374,674 km (0.084 R)
• M15: 13,058,099 km (0.117 R)
• M16: 15,552,793 km (0.076 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 11,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit