🌌 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: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.2

Radius: 14.3

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.72 AU - 1.16 AU

Year: 608 Days

Day: 5.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,310,973 km

• M1: 177,872 km (0.117 R)
• M2: 637,736 km (0.069 R)
• M3: 1,162,525 km (0.082 R)
• M4: 1,761,515 km (0.104 R)
• M5: 2,454,153 km (0.084 R)
• M6: 2,999,288 km (0.109 R)
• M7: 3,906,748 km (0.107 R)
• M8: 5,156,190 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.7

Radius: 13.9

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.08 AU - 3 AU

Year: 2699 Days

Day: 11.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 40,310,973 km

• M1: 176,077 km (0.066 R)
• M2: 1,739,823 km (0.092 R)
• M3: 2,195,947 km (0.109 R)
• M4: 3,663,203 km (0.116 R)
• M5: 5,616,652 km (0.086 R)
• M6: 6,673,860 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 13.7

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.98 AU - 6.06 AU

Year: 7500 Days

Day: 13.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,310,973 km

• M1: 171,888 km (0.05 R)
• M2: 603,179 km (0.025 R)
• M3: 1,068,129 km (0.117 R)
• M4: 1,721,722 km (0.08 R)
• M5: 2,164,532 km (0.109 R)
• M6: 2,633,820 km (0.059 R)
• M7: 4,048,118 km (0.049 R)
• M8: 4,495,117 km (0.109 R)
• M9: 5,296,064 km (0.094 R)
• M10: 10,064,646 km (0.091 R)
• M11: 10,625,488 km (0.119 R)
• M12: 13,181,517 km (0.11 R)
• M13: 17,134,043 km (0.099 R)
• M14: 18,695,994 km (0.074 R)
• M15: 24,952,775 km (0.074 R)
• M16: 26,223,460 km (0.105 R)
• M17: 26,710,849 km (0.098 R)
• M18: 27,871,878 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.7

Radius: 7.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.91 AU - 10.47 AU

Year: 20115 Days

Day: 18.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,310,973 km

• M1: 89,609 km (0.087 R)
• M2: 547,678 km (0.062 R)
• M3: 1,241,962 km (0.068 R)
• M4: 2,964,282 km (0.091 R)
• M5: 3,199,001 km (0.071 R)
• M6: 4,319,040 km (0.115 R)
• M7: 4,938,375 km (0.096 R)
• M8: 6,854,574 km (0.116 R)
• M9: 8,141,864 km (0.115 R)
• M10: 8,647,655 km (0.105 R)
• M11: 11,811,500 km (0.108 R)
• M12: 13,417,882 km (0.099 R)
• M13: 15,102,055 km (0.077 R)
• M14: 19,103,349 km (0.036 R)
• M15: 19,920,303 km (0.119 R)
• M16: 22,921,835 km (0.078 R)
• M17: 26,758,571 km (0.113 R)
• M18: 30,199,771 km (0.075 R)
• M19: 30,901,535 km (0.107 R)
• M20: 31,922,989 km (0.078 R)
• M21: 33,390,245 km (0.095 R)
• M22: 36,458,946 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 16,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit