🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.6

Radius: 8.6

Gravity: 12.06 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.03 AU - 1.25 AU

Year: 798 Days

Day: 8.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,828,534 km

• M1: 106,962 km (0.109 R)
• M2: 433,385 km (0.104 R)
• M3: 763,548 km (0.11 R)
• M4: 1,071,869 km (0.072 R)
• M5: 1,618,200 km (0.105 R)
• M6: 2,128,628 km (0.086 R)
• M7: 3,314,939 km (0.103 R)
• M8: 3,871,294 km (0.076 R)
• M9: 5,734,685 km (0.11 R)
• M10: 7,901,760 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844

Radius: 11.8

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.04 AU - 2.34 AU

Year: 2126 Days

Day: 13.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,828,534 km

• M1: 146,756 km (0.074 R)
• M2: 553,961 km (0.096 R)
• M3: 931,995 km (0.084 R)
• M4: 1,463,366 km (0.085 R)
• M5: 1,845,888 km (0.098 R)
• M6: 2,349,135 km (0.108 R)
• M7: 2,927,331 km (0.101 R)
• M8: 3,545,021 km (0.113 R)
• M9: 5,706,411 km (0.095 R)
• M10: 6,111,821 km (0.081 R)
• M11: 6,728,463 km (0.09 R)
• M12: 7,239,639 km (0.095 R)
• M13: 7,868,698 km (0.111 R)
• M14: 8,276,053 km (0.098 R)
• M15: 8,763,742 km (0.095 R)
• M16: 9,167,657 km (0.046 R)
• M17: 9,619,143 km (0.108 R)
• M18: 10,049,087 km (0.093 R)
• M19: 10,604,544 km (0.069 R)
• M20: 11,535,941 km (0.066 R)
• M21: 14,378,749 km (0.112 R)
• M22: 15,912,576 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.2

Radius: 13.1

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.28 AU - 2.62 AU

Year: 2516 Days

Day: 8.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,828,534 km

• M1: 163,959 km (0.055 R)
• M2: 933,790 km (0.081 R)
• M3: 1,359,246 km (0.106 R)
• M4: 2,316,822 km (0.117 R)
• M5: 3,061,072 km (0.087 R)
• M6: 4,132,043 km (0.094 R)
• M7: 5,415,293 km (0.117 R)
• M8: 5,997,528 km (0.09 R)
• M9: 7,004,771 km (0.11 R)
• M10: 7,608,099 km (0.053 R)
• M11: 8,183,602 km (0.087 R)
• M12: 8,723,052 km (0.055 R)
• M13: 9,979,824 km (0.101 R)
• M14: 11,314,985 km (0.097 R)
• M15: 15,123,597 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.2

Radius: 7.6

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.34 AU - 12.14 AU

Year: 19941 Days

Day: 20.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,828,534 km

• M1: 100,380 km (0.111 R)
• M2: 570,865 km (0.034 R)
• M3: 1,181,674 km (0.105 R)
• M4: 1,464,713 km (0.112 R)
• M5: 1,860,848 km (0.11 R)
• M6: 2,247,259 km (0.048 R)
• M7: 3,082,763 km (0.089 R)
• M8: 3,653,030 km (0.104 R)
• M9: 5,457,630 km (0.105 R)
• M10: 7,382,356 km (0.114 R)
• M11: 7,833,992 km (0.117 R)
• M12: 8,113,590 km (0.076 R)
• M13: 9,351,662 km (0.062 R)
• M14: 10,940,092 km (0.108 R)
• M15: 13,614,753 km (0.084 R)
• M16: 15,500,284 km (0.044 R)
• M17: 20,040,280 km (0.05 R)
• M18: 22,752,490 km (0.117 R)
• M19: 24,990,923 km (0.107 R)
• M20: 25,597,991 km (0.1 R)
• M21: 28,234,354 km (0.099 R)
• M22: 29,674,383 km (0.117 R)
• M23: 31,046,345 km (0.037 R)
• M24: 35,415,650 km (0.058 R)
• M25: 37,089,202 km (0.089 R)
• M26: 39,628,925 km (0.092 R)
• M27: 42,999,814 km (0.108 R)
• M28: 45,649,940 km (0.066 R)
• M29: 48,095,416 km (0.071 R)
• M30: 55,268,185 km (0.077 R)
• M31: 58,397,025 km (0.026 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.6

Radius: 5.4

Gravity: 24.85 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.63 AU - 11.23 AU

Year: 23705 Days

Day: 19.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,828,534 km

• M1: 68,665 km (0.11 R)
• M2: 290,220 km (0.112 R)
• M3: 1,095,505 km (0.113 R)
• M4: 1,488,948 km (0.103 R)
• M5: 1,681,779 km (0.094 R)
• M6: 4,182,906 km (0.073 R)
• M7: 4,497,660 km (0.115 R)
• M8: 5,253,428 km (0.113 R)
• M9: 6,358,358 km (0.098 R)
• M10: 6,541,167 km (0.115 R)
• M11: 7,816,190 km (0.063 R)
• M12: 8,132,439 km (0.102 R)
• M13: 8,960,464 km (0.076 R)
• M14: 11,307,505 km (0.071 R)
• M15: 13,057,201 km (0.12 R)
• M16: 14,979,684 km (0.115 R)
• M17: 16,561,232 km (0.098 R)
• M18: 19,954,710 km (0.034 R)
• M19: 25,238,208 km (0.115 R)
• M20: 27,107,733 km (0.105 R)
• M21: 28,198,899 km (0.076 R)
• M22: 30,082,187 km (0.1 R)
• M23: 32,047,604 km (0.115 R)
• M24: 40,609,688 km (0.105 R)
• M25: 61,437,602 km (0.04 R)
• M26: 70,531,806 km (0.075 R)
• M27: 75,872,599 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 18,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit