🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.9

Radius: 13.7

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.26 AU - 1.94 AU

Year: 1397 Days

Day: 9 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,686,718 km

• M1: 170,392 km (0.08 R)
• M2: 604,974 km (0.096 R)
• M3: 1,267,692 km (0.069 R)
• M4: 2,245,464 km (0.061 R)
• M5: 2,676,755 km (0.079 R)
• M6: 3,710,925 km (0.111 R)
• M7: 4,428,546 km (0.114 R)
• M8: 5,176,086 km (0.119 R)
• M9: 5,698,482 km (0.1 R)
• M10: 6,187,368 km (0.093 R)
• M11: 6,631,973 km (0.039 R)
• M12: 7,148,385 km (0.09 R)
• M13: 10,242,218 km (0.104 R)
• M14: 10,833,130 km (0.096 R)
• M15: 11,551,349 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.8

Radius: 14.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.29 AU - 2.03 AU

Year: 1476 Days

Day: 9.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,686,718 km

• M1: 262,245 km (0.072 R)
• M2: 887,115 km (0.117 R)
• M3: 1,443,470 km (0.029 R)
• M4: 1,955,394 km (0.117 R)
• M5: 2,638,308 km (0.056 R)
• M6: 3,536,942 km (0.098 R)
• M7: 4,295,254 km (0.117 R)
• M8: 5,479,770 km (0.043 R)
• M9: 6,094,019 km (0.117 R)
• M10: 7,211,814 km (0.073 R)
• M11: 8,217,261 km (0.072 R)
• M12: 9,791,929 km (0.118 R)
• M13: 10,731,553 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.4

Radius: 14.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.72 AU - 2.82 AU

Year: 2361 Days

Day: 13.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,686,718 km

• M1: 184,604 km (0.079 R)
• M2: 1,032,525 km (0.079 R)
• M3: 1,514,828 km (0.09 R)
• M4: 2,100,952 km (0.064 R)
• M5: 2,594,027 km (0.115 R)
• M6: 3,165,192 km (0.089 R)
• M7: 3,743,088 km (0.054 R)
• M8: 4,995,522 km (0.042 R)
• M9: 6,046,447 km (0.108 R)
• M10: 7,210,169 km (0.054 R)
• M11: 8,929,946 km (0.082 R)
• M12: 9,499,465 km (0.084 R)
• M13: 10,093,069 km (0.043 R)
• M14: 11,110,634 km (0.111 R)
• M15: 13,487,894 km (0.104 R)
• M16: 14,143,581 km (0.09 R)
• M17: 15,317,176 km (0.039 R)
• M18: 16,135,028 km (0.036 R)
• M19: 16,874,341 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.3

Radius: 10.4

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.54 AU - 5.08 AU

Year: 6176 Days

Day: 11.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,686,718 km

• M1: 131,048 km (0.059 R)
• M2: 579,991 km (0.098 R)
• M3: 1,183,469 km (0.074 R)
• M4: 1,634,357 km (0.107 R)
• M5: 2,292,587 km (0.109 R)
• M6: 2,823,959 km (0.112 R)
• M7: 5,017,513 km (0.119 R)
• M8: 6,184,226 km (0.057 R)
• M9: 9,658,338 km (0.112 R)
• M10: 11,912,927 km (0.107 R)
• M11: 13,004,692 km (0.054 R)
• M12: 14,066,987 km (0.118 R)
• M13: 17,326,425 km (0.102 R)
• M14: 19,542,269 km (0.104 R)
• M15: 20,381,812 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260

Radius: 12.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.16 AU - 5.24 AU

Year: 7033 Days

Day: 11.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,686,718 km

• M1: 158,275 km (0.119 R)
• M2: 632,051 km (0.108 R)
• M3: 1,240,017 km (0.097 R)
• M4: 1,739,674 km (0.037 R)
• M5: 2,498,434 km (0.114 R)
• M6: 3,714,366 km (0.12 R)
• M7: 5,318,952 km (0.11 R)
• M8: 6,111,522 km (0.093 R)
• M9: 6,852,480 km (0.043 R)
• M10: 10,301,309 km (0.11 R)
• M11: 12,811,562 km (0.084 R)
• M12: 14,553,479 km (0.078 R)
• M13: 18,628,376 km (0.053 R)
• M14: 19,787,759 km (0.068 R)
• M15: 23,555,232 km (0.114 R)
• M16: 25,842,434 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346

Radius: 8.2

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.22 AU - 6.58 AU

Year: 8662 Days

Day: 6.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,686,718 km

• M1: 102,026 km (0.046 R)
• M2: 480,359 km (0.071 R)
• M3: 980,913 km (0.057 R)
• M4: 1,289,234 km (0.055 R)
• M5: 1,662,332 km (0.067 R)
• M6: 3,738,750 km (0.11 R)
• M7: 4,121,272 km (0.109 R)
• M8: 4,399,225 km (0.066 R)
• M9: 5,106,523 km (0.072 R)
• M10: 6,014,433 km (0.115 R)
• M11: 6,473,249 km (0.105 R)
• M12: 8,708,690 km (0.07 R)
• M13: 12,796,751 km (0.088 R)
• M14: 13,064,532 km (0.097 R)
• M15: 15,829,549 km (0.107 R)
• M16: 19,310,692 km (0.112 R)
• M17: 21,718,320 km (0.073 R)
• M18: 26,078,200 km (0.102 R)
• M19: 27,208,711 km (0.111 R)
• M20: 32,952,671 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 12,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit