🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.9

Radius: 12.6

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.73 AU - 0.79 AU

Year: 435 Days

Day: 8.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 39,005,414 km

• M1: 156,629 km (0.103 R)
• M2: 1,089,970 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 11.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.2 AU - 1.28 AU

Year: 906 Days

Day: 7.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,005,414 km

• M1: 144,362 km (0.097 R)
• M2: 600,187 km (0.118 R)
• M3: 1,224,907 km (0.096 R)
• M4: 1,942,977 km (0.065 R)
• M5: 2,323,405 km (0.112 R)
• M6: 3,325,710 km (0.103 R)
• M7: 3,708,681 km (0.066 R)
• M8: 4,789,675 km (0.066 R)
• M9: 6,503,169 km (0.114 R)
• M10: 7,213,609 km (0.06 R)
• M11: 7,632,932 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.2

Radius: 13.8

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.91 AU - 5.13 AU

Year: 7378 Days

Day: 6.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,005,414 km

• M1: 171,589 km (0.095 R)
• M2: 727,943 km (0.075 R)
• M3: 1,263,504 km (0.08 R)
• M4: 1,698,235 km (0.095 R)
• M5: 2,251,298 km (0.03 R)
• M6: 3,705,539 km (0.04 R)
• M7: 6,975,898 km (0.116 R)
• M8: 7,862,415 km (0.077 R)
• M9: 8,864,272 km (0.026 R)
• M10: 9,725,806 km (0.103 R)
• M11: 10,880,403 km (0.096 R)
• M12: 12,807,672 km (0.107 R)
• M13: 15,925,142 km (0.107 R)
• M14: 18,538,617 km (0.045 R)
• M15: 20,530,213 km (0.069 R)
• M16: 23,698,696 km (0.118 R)
• M17: 26,738,226 km (0.034 R)
• M18: 27,447,469 km (0.11 R)
• M19: 29,744,844 km (0.083 R)
• M20: 31,969,065 km (0.097 R)
• M21: 33,683,008 km (0.109 R)
• M22: 34,198,522 km (0.062 R)
• M23: 35,034,325 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.8

Radius: 13.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.52 AU - 6.7 AU

Year: 8717 Days

Day: 9.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,005,414 km

• M1: 169,195 km (0.119 R)
• M2: 686,056 km (0.074 R)
• M3: 1,642,285 km (0.117 R)
• M4: 2,924,938 km (0.094 R)
• M5: 4,048,717 km (0.042 R)
• M6: 5,052,818 km (0.103 R)
• M7: 5,629,817 km (0.116 R)
• M8: 6,736,841 km (0.096 R)
• M9: 9,246,944 km (0.099 R)
• M10: 11,233,155 km (0.1 R)
• M11: 11,745,378 km (0.116 R)
• M12: 16,618,827 km (0.105 R)
• M13: 17,899,236 km (0.057 R)
• M14: 18,955,696 km (0.061 R)
• M15: 20,579,880 km (0.09 R)
• M16: 21,038,547 km (0.037 R)
• M17: 22,455,538 km (0.033 R)
• M18: 23,851,436 km (0.117 R)
• M19: 24,871,244 km (0.087 R)
• M20: 27,825,354 km (0.097 R)
• M21: 31,306,646 km (0.114 R)
• M22: 33,571,707 km (0.102 R)
• M23: 34,101,283 km (0.104 R)
• M24: 37,737,858 km (0.084 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 12,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit