🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.8

Radius: 14.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.67 AU - 0.69 AU

Year: 374 Days

Day: 7.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 15,301,673 km

• M1: 180,265 km (0.114 R)
• M2: 718,668 km (0.079 R)
• M3: 1,335,759 km (0.045 R)
• M4: 1,813,725 km (0.078 R)
• M5: 2,399,251 km (0.081 R)
• M6: 3,067,953 km (0.116 R)
• M7: 3,545,769 km (0.053 R)
• M8: 4,296,750 km (0.106 R)
• M9: 5,076,454 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.4

Radius: 13.9

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.64 AU - 0.8 AU

Year: 407 Days

Day: 8.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 87.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 15,301,673 km

• M1: 172,935 km (0.102 R)
• M2: 626,366 km (0.114 R)
• M3: 1,428,360 km (0.066 R)
• M4: 1,888,823 km (0.097 R)
• M5: 2,726,720 km (0.093 R)
• M6: 4,020,144 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.7

Radius: 12.5

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.76 AU - 0.94 AU

Year: 523 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,301,673 km

• M1: 155,432 km (0.116 R)
• M2: 544,387 km (0.111 R)
• M3: 1,019,061 km (0.06 R)
• M4: 1,511,088 km (0.107 R)
• M5: 1,906,026 km (0.067 R)
• M6: 2,379,653 km (0.073 R)
• M7: 2,952,015 km (0.093 R)
• M8: 3,353,984 km (0.065 R)
• M9: 3,976,461 km (0.038 R)
• M10: 4,944,359 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.3

Radius: 10

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.8 AU - 0.92 AU

Year: 532 Days

Day: 8.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 15,301,673 km

• M1: 124,316 km (0.12 R)
• M2: 476,619 km (0.055 R)
• M3: 832,363 km (0.045 R)
• M4: 1,155,494 km (0.081 R)
• M5: 1,736,981 km (0.114 R)
• M6: 2,336,420 km (0.113 R)
• M7: 3,174,616 km (0.026 R)
• M8: 3,546,218 km (0.076 R)
• M9: 3,891,639 km (0.117 R)
• M10: 4,558,546 km (0.093 R)
• M11: 5,265,845 km (0.086 R)
• M12: 5,752,936 km (0.112 R)
• M13: 6,327,242 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165

Radius: 12.1

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3 AU - 3.24 AU

Year: 3675 Days

Day: 6.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,301,673 km

• M1: 150,495 km (0.098 R)
• M2: 857,345 km (0.09 R)
• M3: 1,281,007 km (0.075 R)
• M4: 1,954,945 km (0.069 R)
• M5: 2,811,243 km (0.085 R)
• M6: 3,326,009 km (0.06 R)
• M7: 5,041,747 km (0.113 R)
• M8: 5,782,107 km (0.111 R)
• M9: 6,801,467 km (0.067 R)
• M10: 7,763,381 km (0.049 R)
• M11: 8,292,210 km (0.032 R)
• M12: 9,956,486 km (0.035 R)
• M13: 10,688,169 km (0.07 R)
• M14: 11,567,955 km (0.113 R)
• M15: 14,107,229 km (0.074 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 11,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit