🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.2

Radius: 13.6

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.61 AU - 0.77 AU

Year: 382 Days

Day: 13.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 137.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,319,672 km

• M1: 169,195 km (0.11 R)
• M2: 1,038,209 km (0.086 R)
• M3: 1,843,794 km (0.112 R)
• M4: 2,617,215 km (0.052 R)
• M5: 3,258,092 km (0.081 R)
• M6: 4,901,574 km (0.06 R)
• M7: 5,678,286 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.8

Radius: 10.1

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.07 AU - 1.21 AU

Year: 812 Days

Day: 9.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,319,672 km

• M1: 126,410 km (0.101 R)
• M2: 482,752 km (0.103 R)
• M3: 808,576 km (0.117 R)
• M4: 1,406,669 km (0.115 R)
• M5: 1,765,704 km (0.029 R)
• M6: 2,213,899 km (0.08 R)
• M7: 2,971,014 km (0.116 R)
• M8: 3,837,185 km (0.065 R)
• M9: 4,262,791 km (0.08 R)
• M10: 5,345,431 km (0.116 R)
• M11: 6,175,849 km (0.103 R)
• M12: 6,523,365 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.4

Radius: 8

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.83 AU - 1.99 AU

Year: 1760 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,319,672 km

• M1: 99,483 km (0.094 R)
• M2: 435,180 km (0.106 R)
• M3: 1,042,548 km (0.084 R)
• M4: 1,670,859 km (0.116 R)
• M5: 2,022,264 km (0.061 R)
• M6: 2,408,975 km (0.105 R)
• M7: 3,569,256 km (0.108 R)
• M8: 4,098,084 km (0.12 R)
• M9: 4,868,663 km (0.073 R)
• M10: 6,615,068 km (0.098 R)
• M11: 7,556,488 km (0.05 R)
• M12: 8,029,067 km (0.028 R)
• M13: 8,968,392 km (0.111 R)
• M14: 9,805,692 km (0.081 R)
• M15: 11,252,153 km (0.114 R)
• M16: 12,145,552 km (0.074 R)
• M17: 13,594,557 km (0.11 R)
• M18: 15,294,438 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.1

Radius: 14.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.35 AU - 3.51 AU

Year: 4236 Days

Day: 12.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,319,672 km

• M1: 179,069 km (0.085 R)
• M2: 684,709 km (0.109 R)
• M3: 1,204,263 km (0.08 R)
• M4: 2,348,986 km (0.115 R)
• M5: 3,170,577 km (0.07 R)
• M6: 3,812,651 km (0.097 R)
• M7: 4,344,173 km (0.12 R)
• M8: 5,031,425 km (0.094 R)
• M9: 6,400,844 km (0.118 R)
• M10: 7,087,947 km (0.049 R)
• M11: 8,342,325 km (0.109 R)
• M12: 9,203,710 km (0.117 R)
• M13: 11,150,128 km (0.117 R)
• M14: 11,952,571 km (0.111 R)
• M15: 12,692,332 km (0.065 R)
• M16: 14,372,615 km (0.075 R)
• M17: 15,785,268 km (0.097 R)
• M18: 16,736,860 km (0.116 R)
• M19: 22,005,398 km (0.068 R)
• M20: 24,737,055 km (0.104 R)
• M21: 25,534,262 km (0.099 R)
• M22: 27,943,536 km (0.102 R)
• M23: 28,808,511 km (0.091 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: 478 - 17,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit