🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 14.1

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.46 AU - 0.6 AU

Year: 257 Days

Day: 10.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 53,387,511 km

• M1: 175,478 km (0.05 R)
• M2: 657,034 km (0.119 R)
• M3: 1,169,855 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.2

Radius: 10

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.47 AU - 0.73 AU

Year: 310 Days

Day: 10.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 53,387,511 km

• M1: 124,316 km (0.056 R)
• M2: 447,746 km (0.078 R)
• M3: 1,006,494 km (0.114 R)
• M4: 1,528,890 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.6

Radius: 15

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.57 AU - 0.77 AU

Year: 366 Days

Day: 12.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,387,511 km

• M1: 186,549 km (0.081 R)
• M2: 720,912 km (0.076 R)
• M3: 1,247,497 km (0.109 R)
• M4: 2,471,656 km (0.08 R)
• M5: 2,945,732 km (0.049 R)
• M6: 3,654,377 km (0.115 R)
• M7: 4,354,345 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.3

Radius: 15

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.51 AU - 5.81 AU

Year: 6708 Days

Day: 9.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,387,511 km

• M1: 186,698 km (0.1 R)
• M2: 1,261,708 km (0.115 R)
• M3: 5,118,342 km (0.112 R)
• M4: 6,586,345 km (0.117 R)
• M5: 8,551,912 km (0.097 R)
• M6: 12,724,496 km (0.108 R)
• M7: 13,989,645 km (0.115 R)
• M8: 16,769,772 km (0.086 R)
• M9: 17,582,238 km (0.104 R)
• M10: 23,866,395 km (0.033 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.7

Radius: 4.2

Gravity: 23.57 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.45 AU - 9.55 AU

Year: 15089 Days

Day: 18.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,387,511 km

• M1: 52,808 km (0.057 R)
• M2: 186,399 km (0.115 R)
• M3: 447,746 km (0.079 R)
• M4: 2,731,956 km (0.107 R)
• M5: 3,072,291 km (0.107 R)
• M6: 3,728,129 km (0.082 R)
• M7: 4,595,497 km (0.085 R)
• M8: 5,589,724 km (0.049 R)
• M9: 6,679,246 km (0.074 R)
• M10: 6,880,455 km (0.102 R)
• M11: 9,825,887 km (0.07 R)
• M12: 11,863,111 km (0.062 R)
• M13: 19,384,443 km (0.076 R)
• M14: 24,024,072 km (0.1 R)
• M15: 26,851,023 km (0.074 R)
• M16: 27,978,991 km (0.053 R)
• M17: 28,187,380 km (0.103 R)
• M18: 28,818,833 km (0.113 R)
• M19: 32,004,220 km (0.101 R)
• M20: 35,294,925 km (0.066 R)
• M21: 37,273,057 km (0.103 R)
• M22: 40,244,221 km (0.045 R)
• M23: 45,348,650 km (0.049 R)
• M24: 47,239,866 km (0.12 R)
• M25: 50,558,994 km (0.12 R)
• M26: 50,868,213 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 13,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit