🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381

Radius: 9.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.96 AU - 1.54 AU

Year: 902 Days

Day: 10.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,095,390 km

• M1: 115,639 km (0.068 R)
• M2: 477,217 km (0.111 R)
• M3: 799,601 km (0.119 R)
• M4: 1,380,639 km (0.098 R)
• M5: 2,183,531 km (0.113 R)
• M6: 2,694,108 km (0.06 R)
• M7: 3,478,898 km (0.047 R)
• M8: 3,910,488 km (0.067 R)
• M9: 4,268,775 km (0.064 R)
• M10: 5,514,178 km (0.072 R)
• M11: 6,794,735 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.2

Radius: 13.2

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.69 AU - 3.27 AU

Year: 3322 Days

Day: 7.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,095,390 km

• M1: 164,109 km (0.074 R)
• M2: 579,093 km (0.117 R)
• M3: 1,086,829 km (0.066 R)
• M4: 2,290,643 km (0.076 R)
• M5: 2,712,359 km (0.095 R)
• M6: 3,201,394 km (0.115 R)
• M7: 3,766,575 km (0.114 R)
• M8: 4,532,217 km (0.03 R)
• M9: 5,140,931 km (0.072 R)
• M10: 6,349,831 km (0.12 R)
• M11: 7,008,511 km (0.088 R)
• M12: 8,764,042 km (0.078 R)
• M13: 9,646,519 km (0.093 R)
• M14: 13,086,971 km (0.062 R)
• M15: 13,737,722 km (0.103 R)
• M16: 14,239,922 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.3

Radius: 11.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.93 AU - 3.53 AU

Year: 3748 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,095,390 km

• M1: 141,819 km (0.117 R)
• M2: 617,989 km (0.118 R)
• M3: 1,055,263 km (0.078 R)
• M4: 1,460,075 km (0.097 R)
• M5: 2,139,848 km (0.109 R)
• M6: 2,596,121 km (0.056 R)
• M7: 3,351,591 km (0.113 R)
• M8: 3,932,778 km (0.093 R)
• M9: 4,580,238 km (0.11 R)
• M10: 5,536,468 km (0.078 R)
• M11: 6,114,065 km (0.12 R)
• M12: 6,484,918 km (0.062 R)
• M13: 7,069,696 km (0.066 R)
• M14: 7,780,735 km (0.116 R)
• M15: 8,473,822 km (0.101 R)
• M16: 11,826,609 km (0.107 R)
• M17: 14,206,113 km (0.069 R)
• M18: 15,926,489 km (0.06 R)
• M19: 16,785,479 km (0.058 R)
• M20: 17,835,208 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.8

Radius: 4.8

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.6 AU - 7.26 AU

Year: 11779 Days

Day: 16.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,095,390 km

• M1: 60,138 km (0.101 R)
• M2: 271,071 km (0.106 R)
• M3: 684,859 km (0.108 R)
• M4: 1,187,209 km (0.053 R)
• M5: 3,091,290 km (0.116 R)
• M6: 4,060,236 km (0.112 R)
• M7: 5,701,474 km (0.058 R)
• M8: 6,949,868 km (0.049 R)
• M9: 8,631,348 km (0.097 R)
• M10: 10,119,099 km (0.064 R)
• M11: 12,945,302 km (0.094 R)
• M12: 20,482,342 km (0.08 R)
• M13: 21,601,933 km (0.064 R)
• M14: 24,137,168 km (0.061 R)
• M15: 26,025,392 km (0.093 R)
• M16: 26,395,796 km (0.105 R)
• M17: 29,991,232 km (0.103 R)
• M18: 31,120,097 km (0.064 R)
• M19: 36,957,406 km (0.079 R)
• M20: 41,943,802 km (0.098 R)
• M21: 42,197,969 km (0.109 R)
• M22: 43,095,407 km (0.07 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 13,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit