🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.1

Radius: 9.9

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.52 AU - 0.54 AU

Year: 262 Days

Day: 12.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,454,727 km

• M1: 123,119 km (0.113 R)
• M2: 447,447 km (0.073 R)
• M3: 765,492 km (0.1 R)
• M4: 1,127,669 km (0.117 R)
• M5: 1,734,887 km (0.073 R)
• M6: 2,106,039 km (0.107 R)
• M7: 2,744,971 km (0.049 R)
• M8: 3,211,717 km (0.038 R)
• M9: 4,131,893 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.4

Radius: 8.3

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.33 AU - 1.65 AU

Year: 1234 Days

Day: 7.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,454,727 km

• M1: 121,623 km (0.079 R)
• M2: 489,783 km (0.08 R)
• M3: 749,785 km (0.079 R)
• M4: 1,276,369 km (0.093 R)
• M5: 2,302,461 km (0.085 R)
• M6: 2,932,717 km (0.076 R)
• M7: 3,266,918 km (0.112 R)
• M8: 3,534,250 km (0.059 R)
• M9: 3,832,099 km (0.095 R)
• M10: 4,163,907 km (0.113 R)
• M11: 4,443,057 km (0.119 R)
• M12: 4,772,022 km (0.057 R)
• M13: 5,276,018 km (0.068 R)
• M14: 9,280,753 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.3

Radius: 12.3

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.46 AU - 2.04 AU

Year: 1570 Days

Day: 8.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,454,727 km

• M1: 153,487 km (0.091 R)
• M2: 635,193 km (0.118 R)
• M3: 1,114,355 km (0.114 R)
• M4: 1,771,089 km (0.064 R)
• M5: 2,373,969 km (0.033 R)
• M6: 2,893,223 km (0.078 R)
• M7: 3,457,506 km (0.116 R)
• M8: 3,863,066 km (0.119 R)
• M9: 4,388,304 km (0.108 R)
• M10: 4,865,222 km (0.102 R)
• M11: 5,541,255 km (0.108 R)
• M12: 6,742,825 km (0.066 R)
• M13: 7,179,950 km (0.09 R)
• M14: 8,832,408 km (0.108 R)
• M15: 9,778,465 km (0.059 R)
• M16: 11,322,764 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994

Radius: 12.9

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.73 AU - 2.85 AU

Year: 3161 Days

Day: 14.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,454,727 km

• M1: 160,369 km (0.114 R)
• M2: 745,745 km (0.069 R)
• M3: 1,196,783 km (0.091 R)
• M4: 4,460,859 km (0.049 R)
• M5: 6,874,172 km (0.057 R)
• M6: 7,452,068 km (0.098 R)
• M7: 7,958,308 km (0.109 R)
• M8: 9,774,126 km (0.057 R)
• M9: 13,506,444 km (0.043 R)
• M10: 15,634,623 km (0.086 R)
• M11: 16,750,025 km (0.074 R)
• M12: 18,157,890 km (0.118 R)
• M13: 20,677,567 km (0.08 R)
• M14: 21,884,074 km (0.111 R)
• M15: 22,995,586 km (0.1 R)
• M16: 24,807,067 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.6

Radius: 5.4

Gravity: 32.74 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.91 AU - 9.61 AU

Year: 19112 Days

Day: 21.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 124.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,454,727 km

• M1: 68,366 km (0.081 R)
• M2: 457,769 km (0.102 R)
• M3: 687,552 km (0.118 R)
• M4: 2,014,784 km (0.102 R)
• M5: 2,451,012 km (0.117 R)
• M6: 3,943,101 km (0.097 R)
• M7: 4,274,310 km (0.086 R)
• M8: 5,183,417 km (0.074 R)
• M9: 5,419,482 km (0.096 R)
• M10: 5,913,155 km (0.08 R)
• M11: 6,802,066 km (0.054 R)
• M12: 10,867,837 km (0.063 R)
• M13: 11,518,288 km (0.062 R)
• M14: 12,194,470 km (0.116 R)
• M15: 16,561,232 km (0.025 R)
• M16: 21,462,657 km (0.059 R)
• M17: 23,753,300 km (0.042 R)
• M18: 27,014,683 km (0.061 R)
• M19: 29,929,896 km (0.116 R)
• M20: 37,826,570 km (0.039 R)
• M21: 39,164,274 km (0.07 R)
• M22: 40,996,698 km (0.12 R)
• M23: 49,952,524 km (0.039 R)
• M24: 74,564,515 km (0.077 R)
• M25: 76,428,804 km (0.108 R)
• M26: 80,736,624 km (0.093 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 12,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit