🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284

Radius: 9.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.43 AU - 3.51 AU

Year: 3305 Days

Day: 14.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,555,965 km

• M1: 116,986 km (0.097 R)
• M2: 501,452 km (0.058 R)
• M3: 813,663 km (0.096 R)
• M4: 1,123,480 km (0.089 R)
• M5: 1,447,210 km (0.063 R)
• M6: 1,757,775 km (0.119 R)
• M7: 2,137,754 km (0.117 R)
• M8: 3,064,961 km (0.089 R)
• M9: 3,531,407 km (0.095 R)
• M10: 4,755,268 km (0.084 R)
• M11: 5,499,367 km (0.1 R)
• M12: 5,911,958 km (0.108 R)
• M13: 7,477,500 km (0.114 R)
• M14: 7,984,637 km (0.037 R)
• M15: 8,324,822 km (0.088 R)
• M16: 9,714,138 km (0.119 R)
• M17: 11,838,427 km (0.093 R)
• M18: 12,486,485 km (0.112 R)
• M19: 13,200,815 km (0.089 R)
• M20: 14,345,538 km (0.11 R)
• M21: 14,756,783 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.5

Radius: 13.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.47 AU - 4.24 AU

Year: 4878 Days

Day: 11.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,555,965 km

• M1: 164,109 km (0.074 R)
• M2: 918,381 km (0.079 R)
• M3: 1,383,032 km (0.031 R)
• M4: 1,832,424 km (0.104 R)
• M5: 2,272,990 km (0.078 R)
• M6: 3,812,053 km (0.098 R)
• M7: 4,308,867 km (0.11 R)
• M8: 5,054,164 km (0.099 R)
• M9: 5,482,612 km (0.031 R)
• M10: 6,304,802 km (0.066 R)
• M11: 7,326,257 km (0.114 R)
• M12: 9,769,339 km (0.104 R)
• M13: 10,628,480 km (0.056 R)
• M14: 13,646,019 km (0.113 R)
• M15: 15,154,863 km (0.098 R)
• M16: 16,255,005 km (0.109 R)
• M17: 19,352,878 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.5

Radius: 12.5

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.12 AU - 4.72 AU

Year: 6000 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,555,965 km

• M1: 169,494 km (0.107 R)
• M2: 940,522 km (0.115 R)
• M3: 1,688,810 km (0.03 R)
• M4: 2,835,029 km (0.115 R)
• M5: 3,480,843 km (0.052 R)
• M6: 4,589,962 km (0.111 R)
• M7: 5,295,914 km (0.091 R)
• M8: 7,555,440 km (0.093 R)
• M9: 9,403,124 km (0.053 R)
• M10: 13,010,826 km (0.046 R)
• M11: 13,661,427 km (0.094 R)
• M12: 14,379,198 km (0.101 R)
• M13: 15,074,678 km (0.072 R)
• M14: 15,647,339 km (0.114 R)
• M15: 16,283,878 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.6

Radius: 11.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.74 AU - 6.12 AU

Year: 8170 Days

Day: 12.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,555,965 km

• M1: 147,204 km (0.079 R)
• M2: 675,734 km (0.076 R)
• M3: 1,128,566 km (0.049 R)
• M4: 6,279,371 km (0.117 R)
• M5: 9,766,048 km (0.064 R)
• M6: 10,320,757 km (0.056 R)
• M7: 11,400,405 km (0.114 R)
• M8: 14,701,731 km (0.093 R)
• M9: 20,188,233 km (0.074 R)
• M10: 21,301,540 km (0.116 R)
• M11: 27,572,982 km (0.109 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 13,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit