🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.1

Radius: 10.7

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.05 AU - 1.37 AU

Year: 936 Days

Day: 6.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,364,954 km

• M1: 137,032 km (0.067 R)
• M2: 506,838 km (0.093 R)
• M3: 1,246,150 km (0.09 R)
• M4: 1,885,382 km (0.041 R)
• M5: 2,234,394 km (0.104 R)
• M6: 2,626,789 km (0.1 R)
• M7: 3,088,448 km (0.097 R)
• M8: 4,394,587 km (0.12 R)
• M9: 4,729,237 km (0.101 R)
• M10: 5,536,767 km (0.111 R)
• M11: 5,891,763 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310

Radius: 14.5

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.35 AU - 1.75 AU

Year: 1356 Days

Day: 6.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,364,954 km

• M1: 180,265 km (0.092 R)
• M2: 671,246 km (0.047 R)
• M3: 1,268,141 km (0.096 R)
• M4: 1,974,243 km (0.075 R)
• M5: 3,478,898 km (0.094 R)
• M6: 3,950,880 km (0.085 R)
• M7: 4,499,605 km (0.103 R)
• M8: 5,135,844 km (0.093 R)
• M9: 5,791,532 km (0.094 R)
• M10: 7,653,726 km (0.094 R)
• M11: 8,695,675 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.4

Radius: 8.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.39 AU - 3.53 AU

Year: 3580 Days

Day: 12.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,364,954 km

• M1: 129,402 km (0.096 R)
• M2: 949,946 km (0.105 R)
• M3: 3,597,829 km (0.09 R)
• M4: 5,234,429 km (0.103 R)
• M5: 7,177,407 km (0.114 R)
• M6: 7,457,155 km (0.064 R)
• M7: 8,310,162 km (0.067 R)
• M8: 11,561,522 km (0.047 R)
• M9: 13,362,979 km (0.06 R)
• M10: 14,978,188 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.7

Radius: 8.5

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.74 AU - 3.74 AU

Year: 5084 Days

Day: 7.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,364,954 km

• M1: 105,766 km (0.088 R)
• M2: 429,346 km (0.115 R)
• M3: 2,031,090 km (0.06 R)
• M4: 2,484,970 km (0.054 R)
• M5: 2,761,876 km (0.091 R)
• M6: 3,436,712 km (0.053 R)
• M7: 3,995,460 km (0.041 R)
• M8: 4,262,492 km (0.11 R)
• M9: 4,710,089 km (0.088 R)
• M10: 8,048,066 km (0.114 R)
• M11: 8,769,577 km (0.03 R)
• M12: 9,108,117 km (0.092 R)
• M13: 9,533,723 km (0.074 R)
• M14: 9,972,493 km (0.096 R)
• M15: 11,325,756 km (0.107 R)
• M16: 11,909,038 km (0.079 R)
• M17: 12,185,046 km (0.069 R)
• M18: 15,291,894 km (0.087 R)
• M19: 16,681,659 km (0.1 R)
• M20: 18,828,238 km (0.084 R)
• M21: 22,523,455 km (0.094 R)
• M22: 23,301,963 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 13,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit