🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 8.3

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.87 AU - 1.09 AU

Year: 617 Days

Day: 12.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,533,591 km

• M1: 103,223 km (0.047 R)
• M2: 382,073 km (0.049 R)
• M3: 702,661 km (0.065 R)
• M4: 980,016 km (0.117 R)
• M5: 1,305,989 km (0.098 R)
• M6: 1,958,236 km (0.12 R)
• M7: 2,544,211 km (0.083 R)
• M8: 2,969,518 km (0.08 R)
• M9: 3,689,383 km (0.08 R)
• M10: 3,962,997 km (0.078 R)
• M11: 5,096,051 km (0.087 R)
• M12: 5,737,527 km (0.113 R)
• M13: 6,510,051 km (0.12 R)

Asteroid Belt

Center: 1.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 9.9

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.88 AU - 2.98 AU

Year: 2408 Days

Day: 12.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,533,591 km

• M1: 124,017 km (0.096 R)
• M2: 484,248 km (0.045 R)
• M3: 919,877 km (0.097 R)
• M4: 1,443,171 km (0.054 R)
• M5: 1,753,437 km (0.114 R)
• M6: 2,085,095 km (0.117 R)
• M7: 2,459,090 km (0.096 R)
• M8: 2,877,964 km (0.112 R)
• M9: 3,459,750 km (0.05 R)
• M10: 3,823,722 km (0.071 R)
• M11: 5,138,088 km (0.096 R)
• M12: 5,731,094 km (0.09 R)
• M13: 6,471,305 km (0.11 R)
• M14: 7,555,889 km (0.12 R)
• M15: 8,232,072 km (0.09 R)
• M16: 9,705,012 km (0.065 R)
• M17: 12,036,495 km (0.097 R)
• M18: 12,471,825 km (0.05 R)
• M19: 12,794,956 km (0.114 R)
• M20: 15,632,229 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939

Radius: 12.7

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.92 AU - 2.98 AU

Year: 3222 Days

Day: 5.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,533,591 km

• M1: 157,975 km (0.114 R)
• M2: 641,924 km (0.104 R)
• M3: 1,051,523 km (0.063 R)
• M4: 2,066,695 km (0.071 R)
• M5: 2,789,252 km (0.096 R)
• M6: 3,322,270 km (0.069 R)
• M7: 3,818,037 km (0.066 R)
• M8: 4,811,367 km (0.094 R)
• M9: 5,422,025 km (0.079 R)
• M10: 5,941,728 km (0.119 R)
• M11: 6,345,792 km (0.113 R)
• M12: 6,923,689 km (0.065 R)
• M13: 10,987,066 km (0.04 R)
• M14: 11,776,943 km (0.082 R)
• M15: 19,205,973 km (0.079 R)
• M16: 22,019,610 km (0.116 R)
• M17: 23,920,550 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.2

Radius: 12.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.29 AU - 3.51 AU

Year: 3986 Days

Day: 6.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,533,591 km

• M1: 157,676 km (0.096 R)
• M2: 581,188 km (0.035 R)
• M3: 1,124,378 km (0.073 R)
• M4: 1,590,076 km (0.099 R)
• M5: 2,104,692 km (0.071 R)
• M6: 2,619,758 km (0.05 R)
• M7: 3,326,907 km (0.093 R)
• M8: 4,200,559 km (0.047 R)
• M9: 5,221,414 km (0.104 R)
• M10: 5,737,228 km (0.056 R)
• M11: 6,315,274 km (0.087 R)
• M12: 6,901,698 km (0.113 R)
• M13: 7,556,338 km (0.053 R)
• M14: 9,694,690 km (0.108 R)
• M15: 10,237,581 km (0.032 R)
• M16: 11,089,840 km (0.102 R)
• M17: 12,660,169 km (0.103 R)
• M18: 13,075,003 km (0.097 R)
• M19: 16,563,626 km (0.031 R)
• M20: 17,737,969 km (0.032 R)
• M21: 20,884,012 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.1

Radius: 12

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.36 AU - 3.84 AU

Year: 4343 Days

Day: 8.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,533,591 km

• M1: 149,299 km (0.079 R)
• M2: 765,642 km (0.077 R)
• M3: 1,264,850 km (0.106 R)
• M4: 2,007,005 km (0.082 R)
• M5: 2,822,912 km (0.077 R)
• M6: 3,307,908 km (0.096 R)
• M7: 4,094,494 km (0.098 R)
• M8: 6,008,449 km (0.089 R)
• M9: 7,280,480 km (0.105 R)
• M10: 8,125,558 km (0.074 R)
• M11: 8,609,956 km (0.082 R)
• M12: 9,473,734 km (0.102 R)
• M13: 10,394,359 km (0.111 R)
• M14: 11,328,000 km (0.099 R)
• M15: 11,933,273 km (0.089 R)
• M16: 14,037,815 km (0.109 R)
• M17: 16,674,179 km (0.113 R)
• M18: 19,624,548 km (0.117 R)
• M19: 21,609,412 km (0.103 R)
• M20: 23,202,031 km (0.062 R)
• M21: 24,485,282 km (0.074 R)
• M22: 25,261,844 km (0.055 R)
• M23: 26,701,126 km (0.106 R)
• M24: 27,110,425 km (0.073 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 20,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit