🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.7

Radius: 12.1

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.78 AU - 0.82 AU

Year: 503 Days

Day: 11.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 10,381,065 km

• M1: 150,495 km (0.04 R)
• M2: 589,416 km (0.079 R)
• M3: 1,254,528 km (0.113 R)
• M4: 1,896,901 km (0.119 R)
• M5: 2,440,390 km (0.102 R)
• M6: 3,052,545 km (0.091 R)
• M7: 4,113,044 km (0.039 R)
• M8: 5,078,698 km (0.083 R)
• M9: 5,538,861 km (0.05 R)
• M10: 5,973,293 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.2

Radius: 12.8

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.67 AU - 2.37 AU

Year: 2018 Days

Day: 8.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 10,381,065 km

• M1: 159,172 km (0.103 R)
• M2: 594,502 km (0.088 R)
• M3: 2,474,498 km (0.06 R)
• M4: 3,189,127 km (0.105 R)
• M5: 3,623,111 km (0.099 R)
• M6: 4,156,128 km (0.029 R)
• M7: 5,099,791 km (0.051 R)
• M8: 5,999,623 km (0.097 R)
• M9: 6,447,369 km (0.083 R)
• M10: 7,233,805 km (0.117 R)
• M11: 8,305,524 km (0.059 R)
• M12: 9,065,631 km (0.09 R)
• M13: 10,763,118 km (0.111 R)
• M14: 11,993,112 km (0.051 R)
• M15: 12,663,609 km (0.052 R)
• M16: 13,716,030 km (0.081 R)
• M17: 14,449,509 km (0.108 R)
• M18: 15,500,583 km (0.112 R)
• M19: 17,015,262 km (0.104 R)
• M20: 17,435,333 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.7

Radius: 9.9

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.43 AU - 2.87 AU

Year: 3032 Days

Day: 11.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 10,381,065 km

• M1: 123,418 km (0.116 R)
• M2: 448,794 km (0.095 R)
• M3: 790,475 km (0.094 R)
• M4: 1,152,801 km (0.047 R)
• M5: 1,605,335 km (0.105 R)
• M6: 2,004,462 km (0.071 R)
• M7: 3,283,524 km (0.101 R)
• M8: 4,575,002 km (0.09 R)
• M9: 5,461,519 km (0.074 R)
• M10: 6,573,031 km (0.101 R)
• M11: 7,290,203 km (0.065 R)
• M12: 8,025,477 km (0.111 R)
• M13: 8,531,118 km (0.101 R)
• M14: 9,022,248 km (0.095 R)
• M15: 9,421,225 km (0.104 R)
• M16: 10,809,942 km (0.079 R)
• M17: 11,427,033 km (0.109 R)
• M18: 11,808,508 km (0.103 R)
• M19: 13,608,021 km (0.079 R)
• M20: 15,022,020 km (0.032 R)
• M21: 18,082,792 km (0.104 R)
• M22: 19,728,818 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.2

Radius: 14.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.79 AU - 3.37 AU

Year: 3800 Days

Day: 7.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 10,381,065 km

• M1: 197,768 km (0.103 R)
• M2: 1,042,099 km (0.109 R)
• M3: 1,586,037 km (0.117 R)
• M4: 2,226,465 km (0.073 R)
• M5: 2,722,532 km (0.109 R)
• M6: 4,167,946 km (0.045 R)
• M7: 4,912,944 km (0.099 R)
• M8: 5,543,798 km (0.078 R)
• M9: 6,293,283 km (0.066 R)
• M10: 7,397,316 km (0.066 R)
• M11: 8,735,020 km (0.104 R)
• M12: 9,319,050 km (0.109 R)
• M13: 9,899,489 km (0.028 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 15,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit