🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.2

Radius: 13.3

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.59 AU - 0.61 AU

Year: 315 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 6,511,080 km

• M1: 165,455 km (0.104 R)
• M2: 615,446 km (0.108 R)
• M3: 1,156,990 km (0.051 R)
• M4: 1,612,366 km (0.075 R)
• M5: 2,215,694 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.9

Radius: 10.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.51 AU - 0.69 AU

Year: 315 Days

Day: 12.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 6,511,080 km

• M1: 135,087 km (0.047 R)
• M2: 482,304 km (0.092 R)
• M3: 1,136,495 km (0.075 R)
• M4: 1,614,909 km (0.089 R)
• M5: 2,011,194 km (0.046 R)
• M6: 2,498,883 km (0.035 R)
• M7: 3,285,319 km (0.092 R)
• M8: 3,701,351 km (0.103 R)
• M9: 4,640,077 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994

Radius: 14.9

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1 AU - 1.5 AU

Year: 948 Days

Day: 6.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 6,511,080 km

• M1: 187,446 km (0.095 R)
• M2: 673,340 km (0.117 R)
• M3: 1,156,541 km (0.093 R)
• M4: 1,709,754 km (0.088 R)
• M5: 2,510,851 km (0.097 R)
• M6: 3,026,515 km (0.061 R)
• M7: 3,567,610 km (0.064 R)
• M8: 5,573,568 km (0.096 R)
• M9: 6,393,364 km (0.117 R)
• M10: 7,072,239 km (0.065 R)
• M11: 7,568,007 km (0.107 R)
• M12: 9,759,167 km (0.03 R)
• M13: 10,312,529 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.7

Radius: 10

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.28 AU - 1.44 AU

Year: 1076 Days

Day: 12.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 6,511,080 km

• M1: 124,615 km (0.089 R)
• M2: 473,178 km (0.075 R)
• M3: 911,799 km (0.048 R)
• M4: 1,317,658 km (0.097 R)
• M5: 1,906,625 km (0.082 R)
• M6: 2,469,861 km (0.115 R)
• M7: 2,923,890 km (0.108 R)
• M8: 3,905,552 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58

Radius: 11.3

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.42 AU - 2.3 AU

Year: 1721 Days

Day: 11.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 6,511,080 km

• M1: 140,472 km (0.028 R)
• M2: 506,987 km (0.087 R)
• M3: 961,017 km (0.093 R)
• M4: 1,435,691 km (0.03 R)
• M5: 1,955,394 km (0.032 R)
• M6: 2,538,227 km (0.113 R)
• M7: 3,071,543 km (0.069 R)
• M8: 3,929,936 km (0.088 R)
• M9: 5,619,794 km (0.1 R)
• M10: 6,303,157 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 17,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit