🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422

Radius: 9.5

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.42 AU - 0.68 AU

Year: 272 Days

Day: 11.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,874,904 km

• M1: 118,332 km (0.116 R)
• M2: 414,087 km (0.116 R)
• M3: 769,083 km (0.119 R)
• M4: 1,211,444 km (0.099 R)
• M5: 1,541,756 km (0.118 R)
• M6: 1,980,825 km (0.076 R)
• M7: 2,437,249 km (0.077 R)
• M8: 2,844,604 km (0.081 R)
• M9: 3,346,953 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.3

Radius: 8.1

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.67 AU - 0.91 AU

Year: 468 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,874,904 km

• M1: 100,679 km (0.061 R)
• M2: 409,150 km (0.056 R)
• M3: 661,522 km (0.105 R)
• M4: 976,575 km (0.101 R)
• M5: 1,345,334 km (0.09 R)
• M6: 1,805,198 km (0.114 R)
• M7: 2,077,017 km (0.096 R)
• M8: 2,630,080 km (0.098 R)
• M9: 2,947,228 km (0.057 R)
• M10: 3,502,984 km (0.037 R)
• M11: 4,330,559 km (0.09 R)
• M12: 4,758,858 km (0.104 R)
• M13: 5,181,621 km (0.105 R)
• M14: 5,826,239 km (0.036 R)
• M15: 6,310,337 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.5

Radius: 8.1

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.82 AU - 1.34 AU

Year: 748 Days

Day: 8.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,874,904 km

• M1: 101,278 km (0.069 R)
• M2: 358,586 km (0.096 R)
• M3: 1,027,887 km (0.037 R)
• M4: 1,294,171 km (0.08 R)
• M5: 1,725,312 km (0.063 R)
• M6: 1,979,629 km (0.101 R)
• M7: 2,288,548 km (0.111 R)
• M8: 2,818,424 km (0.115 R)
• M9: 3,198,702 km (0.111 R)
• M10: 3,466,631 km (0.075 R)
• M11: 3,805,321 km (0.071 R)
• M12: 4,362,274 km (0.086 R)
• M13: 4,676,729 km (0.117 R)
• M14: 5,386,421 km (0.116 R)
• M15: 5,860,646 km (0.061 R)
• M16: 6,829,741 km (0.102 R)
• M17: 7,276,291 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.4

Radius: 12.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.22 AU - 1.52 AU

Year: 1069 Days

Day: 8.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,874,904 km

• M1: 153,039 km (0.032 R)
• M2: 563,236 km (0.115 R)
• M3: 951,742 km (0.052 R)
• M4: 1,852,919 km (0.109 R)
• M5: 2,288,698 km (0.102 R)
• M6: 4,441,411 km (0.088 R)
• M7: 5,013,922 km (0.072 R)
• M8: 5,510,587 km (0.114 R)
• M9: 6,096,562 km (0.119 R)
• M10: 6,563,008 km (0.102 R)
• M11: 7,053,240 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715

Radius: 11.1

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.12 AU - 3.62 AU

Year: 4125 Days

Day: 8.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,874,904 km

• M1: 138,079 km (0.1 R)
• M2: 654,042 km (0.11 R)
• M3: 1,191,697 km (0.037 R)
• M4: 1,945,371 km (0.116 R)
• M5: 2,679,896 km (0.107 R)
• M6: 3,529,313 km (0.077 R)
• M7: 5,587,929 km (0.113 R)
• M8: 5,957,436 km (0.058 R)
• M9: 6,373,767 km (0.112 R)
• M10: 7,500,089 km (0.102 R)
• M11: 10,869,482 km (0.059 R)
• M12: 13,914,996 km (0.095 R)
• M13: 15,190,916 km (0.098 R)
• M14: 15,577,327 km (0.117 R)
• M15: 20,140,361 km (0.108 R)
• M16: 21,012,816 km (0.105 R)
• M17: 24,528,964 km (0.09 R)
• M18: 26,785,050 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.9

Radius: 13.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.18 AU - 4.46 AU

Year: 5988 Days

Day: 9.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,874,904 km

• M1: 172,187 km (0.081 R)
• M2: 639,531 km (0.115 R)
• M3: 1,089,970 km (0.117 R)
• M4: 1,571,974 km (0.104 R)
• M5: 2,343,002 km (0.112 R)
• M6: 2,835,628 km (0.085 R)
• M7: 4,380,674 km (0.098 R)
• M8: 5,727,654 km (0.117 R)
• M9: 6,233,444 km (0.096 R)
• M10: 7,048,304 km (0.11 R)
• M11: 7,818,434 km (0.078 R)
• M12: 8,644,064 km (0.076 R)
• M13: 9,183,813 km (0.107 R)
• M14: 14,521,166 km (0.08 R)
• M15: 17,674,540 km (0.083 R)
• M16: 19,658,058 km (0.095 R)
• M17: 20,593,792 km (0.105 R)
• M18: 22,866,633 km (0.115 R)
• M19: 24,389,838 km (0.05 R)
• M20: 26,236,923 km (0.101 R)
• M21: 28,356,426 km (0.087 R)
• M22: 29,925,408 km (0.117 R)
• M23: 30,397,689 km (0.099 R)
• M24: 34,460,169 km (0.104 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: 419 - 14,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit