🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.5

Radius: 11.6

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.35 AU - 2.95 AU

Year: 2877 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,394,590 km

• M1: 145,708 km (0.111 R)
• M2: 597,793 km (0.089 R)
• M3: 1,151,904 km (0.044 R)
• M4: 2,183,680 km (0.088 R)
• M5: 2,769,655 km (0.069 R)
• M6: 3,496,551 km (0.093 R)
• M7: 4,573,805 km (0.11 R)
• M8: 5,381,035 km (0.116 R)
• M9: 6,721,881 km (0.069 R)
• M10: 7,699,054 km (0.093 R)
• M11: 8,239,402 km (0.083 R)
• M12: 9,097,047 km (0.094 R)
• M13: 11,545,066 km (0.107 R)
• M14: 16,294,649 km (0.057 R)
• M15: 16,960,659 km (0.116 R)
• M16: 17,934,990 km (0.057 R)
• M17: 19,620,658 km (0.114 R)
• M18: 21,017,304 km (0.066 R)
• M19: 23,165,679 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.1

Radius: 11.1

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.59 AU - 3.31 AU

Year: 3379 Days

Day: 9.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,394,590 km

• M1: 148,700 km (0.046 R)
• M2: 993,180 km (0.108 R)
• M3: 1,575,266 km (0.104 R)
• M4: 2,706,824 km (0.107 R)
• M5: 3,366,251 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.8

Radius: 8.2

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.31 AU - 4.51 AU

Year: 5156 Days

Day: 11.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,394,590 km

• M1: 103,671 km (0.087 R)
• M2: 891,155 km (0.03 R)
• M3: 1,149,510 km (0.083 R)
• M4: 1,447,210 km (0.115 R)
• M5: 1,730,249 km (0.038 R)
• M6: 2,110,078 km (0.117 R)
• M7: 3,380,313 km (0.07 R)
• M8: 4,906,511 km (0.109 R)
• M9: 5,322,094 km (0.058 R)
• M10: 7,798,836 km (0.087 R)
• M11: 12,257,451 km (0.109 R)
• M12: 13,285,637 km (0.071 R)
• M13: 17,086,919 km (0.111 R)
• M14: 21,629,608 km (0.062 R)
• M15: 22,071,969 km (0.082 R)
• M16: 23,051,087 km (0.058 R)
• M17: 25,014,858 km (0.111 R)
• M18: 26,496,176 km (0.092 R)
• M19: 27,343,798 km (0.095 R)
• M20: 28,384,850 km (0.078 R)

Asteroid Belt

Center: 4.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.7

Radius: 6.8

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.7 AU - 7.38 AU

Year: 9899 Days

Day: 18.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,394,590 km

• M1: 84,672 km (0.103 R)
• M2: 378,333 km (0.036 R)
• M3: 780,901 km (0.103 R)
• M4: 1,086,380 km (0.104 R)
• M5: 1,759,570 km (0.095 R)
• M6: 2,069,986 km (0.102 R)
• M7: 2,662,094 km (0.094 R)
• M8: 3,620,268 km (0.087 R)
• M9: 5,335,408 km (0.11 R)
• M10: 6,229,106 km (0.051 R)
• M11: 7,452,218 km (0.113 R)
• M12: 7,811,851 km (0.068 R)
• M13: 9,321,743 km (0.085 R)
• M14: 9,598,798 km (0.083 R)
• M15: 9,976,832 km (0.109 R)
• M16: 10,762,520 km (0.075 R)
• M17: 12,401,364 km (0.11 R)
• M18: 12,680,364 km (0.114 R)
• M19: 17,735,725 km (0.069 R)
• M20: 21,336,097 km (0.114 R)
• M21: 24,423,199 km (0.045 R)
• M22: 26,301,550 km (0.107 R)
• M23: 27,041,610 km (0.113 R)
• M24: 29,543,335 km (0.108 R)
• M25: 30,444,064 km (0.067 R)
• M26: 33,686,748 km (0.093 R)
• M27: 35,001,414 km (0.084 R)
• M28: 37,966,743 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.6

Radius: 3.6

Gravity: 39.78 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.05 AU - 8.17 AU

Year: 11333 Days

Day: 24.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,394,590 km

• M1: 44,730 km (0.092 R)
• M2: 198,217 km (0.069 R)
• M3: 364,420 km (0.107 R)
• M4: 508,782 km (0.117 R)
• M5: 628,461 km (0.109 R)
• M6: 802,443 km (0.103 R)
• M7: 915,988 km (0.096 R)
• M8: 1,040,304 km (0.046 R)
• M9: 2,684,235 km (0.039 R)
• M10: 4,161,214 km (0.071 R)
• M11: 8,721,705 km (0.072 R)
• M12: 9,235,574 km (0.101 R)
• M13: 9,720,122 km (0.057 R)
• M14: 11,772,006 km (0.067 R)
• M15: 13,534,269 km (0.104 R)
• M16: 13,657,687 km (0.099 R)
• M17: 16,355,535 km (0.105 R)
• M18: 19,309,944 km (0.078 R)
• M19: 27,021,115 km (0.095 R)
• M20: 29,952,336 km (0.1 R)
• M21: 30,584,088 km (0.109 R)
• M22: 39,247,450 km (0.073 R)
• M23: 41,415,423 km (0.117 R)
• M24: 42,594,852 km (0.111 R)
• M25: 43,931,360 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 19,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit