🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449

Radius: 10.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.84 AU - 1.08 AU

Year: 638 Days

Day: 9 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 18,916,549 km

• M1: 128,205 km (0.041 R)
• M2: 488,736 km (0.088 R)
• M3: 895,194 km (0.106 R)
• M4: 1,310,328 km (0.095 R)
• M5: 1,666,969 km (0.044 R)
• M6: 2,160,044 km (0.062 R)
• M7: 2,633,222 km (0.041 R)
• M8: 3,174,766 km (0.112 R)
• M9: 3,554,595 km (0.032 R)
• M10: 3,896,576 km (0.043 R)
• M11: 4,260,547 km (0.049 R)
• M12: 4,755,417 km (0.09 R)
• M13: 5,372,359 km (0.089 R)
• M14: 5,718,079 km (0.095 R)
• M15: 6,060,210 km (0.085 R)
• M16: 6,608,785 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.9

Radius: 10.3

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.54 AU - 2.24 AU

Year: 1762 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,916,549 km

• M1: 134,937 km (0.098 R)
• M2: 491,728 km (0.039 R)
• M3: 1,065,885 km (0.065 R)
• M4: 1,466,209 km (0.086 R)
• M5: 1,802,804 km (0.081 R)
• M6: 2,422,887 km (0.1 R)
• M7: 3,592,294 km (0.06 R)
• M8: 5,251,184 km (0.114 R)
• M9: 6,218,035 km (0.108 R)
• M10: 6,733,101 km (0.104 R)
• M11: 8,045,822 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.7

Radius: 14.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.56 AU - 2.22 AU

Year: 1762 Days

Day: 7.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,916,549 km

• M1: 180,415 km (0.095 R)
• M2: 774,169 km (0.105 R)
• M3: 1,367,624 km (0.109 R)
• M4: 2,443,083 km (0.047 R)
• M5: 3,277,091 km (0.074 R)
• M6: 4,045,276 km (0.119 R)
• M7: 5,397,491 km (0.083 R)
• M8: 6,216,091 km (0.11 R)
• M9: 7,005,818 km (0.111 R)
• M10: 11,037,780 km (0.115 R)
• M11: 12,479,305 km (0.046 R)
• M12: 12,972,828 km (0.057 R)
• M13: 13,694,339 km (0.084 R)
• M14: 14,895,310 km (0.076 R)
• M15: 16,408,194 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.5

Radius: 11.4

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.84 AU - 2.66 AU

Year: 2289 Days

Day: 6.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 18,916,549 km

• M1: 141,819 km (0.08 R)
• M2: 590,313 km (0.073 R)
• M3: 953,686 km (0.068 R)
• M4: 1,542,653 km (0.083 R)
• M5: 2,116,062 km (0.038 R)
• M6: 2,474,498 km (0.11 R)
• M7: 2,858,516 km (0.094 R)
• M8: 3,456,608 km (0.083 R)
• M9: 3,843,020 km (0.103 R)
• M10: 4,881,229 km (0.085 R)
• M11: 5,393,602 km (0.059 R)
• M12: 5,839,254 km (0.089 R)
• M13: 7,627,098 km (0.089 R)
• M14: 8,679,668 km (0.114 R)
• M15: 9,363,331 km (0.032 R)
• M16: 11,469,519 km (0.062 R)
• M17: 13,965,859 km (0.081 R)
• M18: 15,097,716 km (0.083 R)
• M19: 16,700,657 km (0.115 R)
• M20: 17,118,484 km (0.058 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 17,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit