🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.6

Radius: 9.4

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.67 AU - 1.07 AU

Year: 532 Days

Day: 6.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,154,157 km

• M1: 116,836 km (0.08 R)
• M2: 419,173 km (0.091 R)
• M3: 778,657 km (0.063 R)
• M4: 1,083,388 km (0.118 R)
• M5: 1,578,258 km (0.091 R)
• M6: 1,955,244 km (0.114 R)
• M7: 2,486,915 km (0.109 R)
• M8: 2,979,391 km (0.114 R)
• M9: 3,284,272 km (0.053 R)
• M10: 3,585,113 km (0.11 R)
• M11: 4,412,240 km (0.094 R)
• M12: 4,840,538 km (0.086 R)
• M13: 5,215,730 km (0.112 R)
• M14: 5,729,150 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.4

Radius: 12.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.55 AU - 1.81 AU

Year: 1428 Days

Day: 6.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,154,157 km

• M1: 154,235 km (0.103 R)
• M2: 782,098 km (0.109 R)
• M3: 1,299,108 km (0.091 R)
• M4: 1,810,733 km (0.049 R)
• M5: 2,368,733 km (0.06 R)
• M6: 2,778,780 km (0.103 R)
• M7: 3,413,973 km (0.114 R)
• M8: 4,387,855 km (0.029 R)
• M9: 4,958,122 km (0.072 R)
• M10: 5,365,477 km (0.058 R)
• M11: 6,184,825 km (0.105 R)
• M12: 7,922,404 km (0.082 R)
• M13: 8,481,302 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.4

Radius: 14.6

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.64 AU - 4.24 AU

Year: 5130 Days

Day: 11.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,154,157 km

• M1: 181,612 km (0.07 R)
• M2: 635,791 km (0.095 R)
• M3: 1,157,289 km (0.119 R)
• M4: 1,629,570 km (0.062 R)
• M5: 2,248,905 km (0.074 R)
• M6: 3,599,774 km (0.096 R)
• M7: 5,108,767 km (0.071 R)
• M8: 6,297,173 km (0.109 R)
• M9: 6,973,654 km (0.043 R)
• M10: 7,451,320 km (0.096 R)
• M11: 8,060,782 km (0.064 R)
• M12: 8,626,112 km (0.111 R)
• M13: 9,177,530 km (0.12 R)
• M14: 11,111,531 km (0.081 R)
• M15: 11,812,996 km (0.119 R)
• M16: 13,617,445 km (0.062 R)
• M17: 14,696,196 km (0.104 R)
• M18: 21,386,512 km (0.078 R)
• M19: 25,231,027 km (0.06 R)
• M20: 26,362,137 km (0.059 R)
• M21: 28,638,568 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.1

Radius: 6.2

Gravity: 24.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.78 AU - 9.2 AU

Year: 14816 Days

Day: 23.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,154,157 km

• M1: 77,641 km (0.042 R)
• M2: 296,503 km (0.062 R)
• M3: 566,078 km (0.079 R)
• M4: 996,621 km (0.107 R)
• M5: 1,291,179 km (0.053 R)
• M6: 2,195,349 km (0.118 R)
• M7: 2,697,399 km (0.073 R)
• M8: 3,064,213 km (0.077 R)
• M9: 6,041,959 km (0.074 R)
• M10: 6,329,935 km (0.108 R)
• M11: 6,626,886 km (0.081 R)
• M12: 7,957,709 km (0.109 R)
• M13: 9,678,234 km (0.071 R)
• M14: 9,902,332 km (0.115 R)
• M15: 10,187,465 km (0.034 R)
• M16: 15,679,353 km (0.092 R)
• M17: 16,780,244 km (0.07 R)
• M18: 18,016,072 km (0.112 R)
• M19: 20,483,090 km (0.098 R)
• M20: 22,085,882 km (0.111 R)
• M21: 27,281,864 km (0.074 R)
• M22: 27,842,408 km (0.097 R)
• M23: 32,480,989 km (0.12 R)
• M24: 40,004,266 km (0.093 R)
• M25: 46,512,222 km (0.101 R)
• M26: 49,932,328 km (0.112 R)
• M27: 62,151,931 km (0.071 R)
• M28: 66,495,057 km (0.057 R)
• M29: 67,509,480 km (0.062 R)
• M30: 68,534,375 km (0.101 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: 227 - 14,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit