🌌 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: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.7

Radius: 14.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.54 AU - 0.64 AU

Year: 302 Days

Day: 12.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,757,305 km

• M1: 181,612 km (0.107 R)
• M2: 661,671 km (0.062 R)
• M3: 1,160,131 km (0.09 R)
• M4: 1,791,883 km (0.077 R)
• M5: 2,355,418 km (0.089 R)
• M6: 3,046,860 km (0.084 R)
• M7: 3,701,799 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13

Radius: 8.5

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.71 AU - 2.27 AU

Year: 1872 Days

Day: 6.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 20,757,305 km

• M1: 327,769 km (0.03 R)
• M2: 901,477 km (0.088 R)
• M3: 1,698,684 km (0.079 R)
• M4: 2,011,493 km (0.099 R)
• M5: 2,540,172 km (0.065 R)
• M6: 3,680,257 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.2

Radius: 12.4

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.19 AU - 2.73 AU

Year: 2573 Days

Day: 9.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,757,305 km

• M1: 154,235 km (0.119 R)
• M2: 562,488 km (0.11 R)
• M3: 982,260 km (0.118 R)
• M4: 2,187,420 km (0.056 R)
• M5: 3,121,060 km (0.053 R)
• M6: 3,603,065 km (0.062 R)
• M7: 4,557,350 km (0.095 R)
• M8: 6,196,793 km (0.084 R)
• M9: 6,674,907 km (0.09 R)
• M10: 9,810,928 km (0.072 R)
• M11: 10,816,375 km (0.094 R)
• M12: 14,332,523 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.3

Radius: 8

Gravity: 12.66 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.26 AU - 2.72 AU

Year: 2620 Days

Day: 10.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 20,757,305 km

• M1: 99,931 km (0.078 R)
• M2: 354,098 km (0.09 R)
• M3: 802,144 km (0.086 R)
• M4: 1,707,809 km (0.074 R)
• M5: 2,759,931 km (0.104 R)
• M6: 3,965,540 km (0.112 R)
• M7: 4,320,686 km (0.117 R)
• M8: 4,606,418 km (0.068 R)
• M9: 5,264,947 km (0.074 R)
• M10: 6,452,755 km (0.102 R)
• M11: 7,004,472 km (0.111 R)
• M12: 7,307,258 km (0.11 R)
• M13: 8,036,996 km (0.081 R)
• M14: 8,572,706 km (0.081 R)
• M15: 9,025,389 km (0.047 R)
• M16: 9,567,233 km (0.032 R)
• M17: 10,401,091 km (0.073 R)
• M18: 10,755,788 km (0.084 R)
• M19: 11,323,661 km (0.088 R)
• M20: 14,273,432 km (0.117 R)
• M21: 15,259,731 km (0.119 R)
• M22: 16,985,193 km (0.105 R)
• M23: 18,319,157 km (0.048 R)
• M24: 19,483,028 km (0.07 R)
• M25: 19,841,614 km (0.089 R)
• M26: 20,633,586 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 15,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit