🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 13.2

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.83 AU - 1.03 AU

Year: 608 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,810,796 km

• M1: 164,258 km (0.045 R)
• M2: 580,589 km (0.105 R)
• M3: 1,021,305 km (0.108 R)
• M4: 1,621,342 km (0.07 R)
• M5: 2,180,539 km (0.094 R)
• M6: 2,923,741 km (0.114 R)
• M7: 3,482,938 km (0.089 R)
• M8: 5,390,460 km (0.041 R)
• M9: 6,102,247 km (0.114 R)
• M10: 6,917,256 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.9

Radius: 9.1

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.85 AU - 1.21 AU

Year: 709 Days

Day: 8.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,810,796 km

• M1: 113,246 km (0.105 R)
• M2: 469,289 km (0.083 R)
• M3: 827,276 km (0.074 R)
• M4: 1,453,493 km (0.09 R)
• M5: 1,958,685 km (0.114 R)
• M6: 2,287,501 km (0.106 R)
• M7: 2,675,259 km (0.117 R)
• M8: 3,193,316 km (0.088 R)
• M9: 3,583,916 km (0.103 R)
• M10: 4,050,213 km (0.082 R)
• M11: 4,652,943 km (0.109 R)
• M12: 5,069,872 km (0.087 R)
• M13: 5,548,136 km (0.102 R)
• M14: 5,921,533 km (0.114 R)
• M15: 6,431,960 km (0.108 R)
• M16: 6,802,365 km (0.088 R)
• M17: 7,143,598 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.5

Radius: 10.2

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.76 AU - 2.16 AU

Year: 1861 Days

Day: 8.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,810,796 km

• M1: 126,859 km (0.111 R)
• M2: 472,879 km (0.1 R)
• M3: 849,866 km (0.12 R)
• M4: 1,469,799 km (0.094 R)
• M5: 2,369,780 km (0.075 R)
• M6: 3,310,002 km (0.046 R)
• M7: 4,102,572 km (0.112 R)
• M8: 5,219,470 km (0.092 R)
• M9: 5,593,764 km (0.094 R)
• M10: 6,188,714 km (0.057 R)
• M11: 6,770,650 km (0.092 R)
• M12: 7,159,754 km (0.101 R)
• M13: 8,136,329 km (0.088 R)
• M14: 9,887,372 km (0.089 R)
• M15: 10,945,328 km (0.043 R)
• M16: 11,482,235 km (0.118 R)
• M17: 12,817,695 km (0.092 R)
• M18: 15,363,851 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.4

Radius: 6.5

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.59 AU - 10.17 AU

Year: 19485 Days

Day: 17.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,810,796 km

• M1: 85,271 km (0.089 R)
• M2: 340,485 km (0.045 R)
• M3: 951,592 km (0.03 R)
• M4: 1,746,555 km (0.11 R)
• M5: 2,138,053 km (0.049 R)
• M6: 3,122,108 km (0.079 R)
• M7: 4,477,015 km (0.047 R)
• M8: 8,184,500 km (0.099 R)
• M9: 10,639,251 km (0.071 R)
• M10: 11,809,106 km (0.099 R)
• M11: 12,994,370 km (0.06 R)
• M12: 18,966,467 km (0.076 R)
• M13: 20,127,945 km (0.079 R)
• M14: 20,494,609 km (0.074 R)
• M15: 35,249,746 km (0.089 R)
• M16: 40,530,701 km (0.072 R)
• M17: 41,854,492 km (0.112 R)
• M18: 44,898,809 km (0.09 R)
• M19: 55,627,519 km (0.061 R)
• M20: 63,132,845 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 18,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit