🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.3

Radius: 14.1

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.73 AU - 0.73 AU

Year: 397 Days

Day: 5.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,104,767 km

• M1: 175,628 km (0.101 R)
• M2: 669,450 km (0.117 R)
• M3: 1,202,916 km (0.079 R)
• M4: 1,650,813 km (0.081 R)
• M5: 2,257,282 km (0.039 R)
• M6: 2,745,420 km (0.098 R)
• M7: 3,731,868 km (0.101 R)
• M8: 4,392,941 km (0.059 R)
• M9: 4,974,129 km (0.12 R)
• M10: 6,057,218 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.8

Radius: 12.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.04 AU - 1.36 AU

Year: 836 Days

Day: 6 Hours

Environment

Temp: -160 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,104,767 km

• M1: 150,944 km (0.063 R)
• M2: 617,241 km (0.105 R)
• M3: 1,162,076 km (0.108 R)
• M4: 1,589,328 km (0.096 R)
• M5: 2,388,629 km (0.11 R)
• M6: 2,870,783 km (0.049 R)
• M7: 3,848,256 km (0.03 R)
• M8: 4,515,163 km (0.044 R)
• M9: 4,977,420 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.9

Radius: 12.8

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.97 AU - 2.33 AU

Year: 2004 Days

Day: 13.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,104,767 km

• M1: 159,621 km (0.088 R)
• M2: 944,860 km (0.086 R)
• M3: 1,533,378 km (0.11 R)
• M4: 2,044,255 km (0.044 R)
• M5: 3,343,213 km (0.113 R)
• M6: 5,605,283 km (0.103 R)
• M7: 6,162,086 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.7

Radius: 14.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.16 AU - 4.14 AU

Year: 4434 Days

Day: 7.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,104,767 km

• M1: 182,659 km (0.058 R)
• M2: 1,437,935 km (0.108 R)
• M3: 2,198,640 km (0.045 R)
• M4: 3,014,098 km (0.062 R)
• M5: 4,487,338 km (0.104 R)
• M6: 5,962,822 km (0.085 R)
• M7: 7,459,399 km (0.113 R)
• M8: 8,295,800 km (0.089 R)
• M9: 10,504,613 km (0.112 R)
• M10: 13,448,699 km (0.115 R)
• M11: 14,059,507 km (0.101 R)
• M12: 14,541,811 km (0.113 R)
• M13: 15,848,099 km (0.048 R)
• M14: 17,122,075 km (0.081 R)
• M15: 18,693,451 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493

Radius: 12.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.08 AU - 4.38 AU

Year: 4580 Days

Day: 9.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,104,767 km

• M1: 150,645 km (0.077 R)
• M2: 795,262 km (0.054 R)
• M3: 1,344,137 km (0.115 R)
• M4: 2,112,023 km (0.101 R)
• M5: 2,991,808 km (0.051 R)
• M6: 3,738,900 km (0.108 R)
• M7: 6,464,872 km (0.065 R)
• M8: 7,679,906 km (0.083 R)
• M9: 8,485,939 km (0.114 R)
• M10: 11,599,520 km (0.049 R)
• M11: 13,987,700 km (0.102 R)
• M12: 14,711,305 km (0.12 R)
• M13: 16,459,057 km (0.036 R)
• M14: 19,844,158 km (0.114 R)
• M15: 20,362,963 km (0.106 R)
• M16: 21,767,986 km (0.107 R)
• M17: 25,070,060 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.7

Radius: 6.6

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.08 AU - 9.76 AU

Year: 14172 Days

Day: 21.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,104,767 km

• M1: 82,129 km (0.051 R)
• M2: 399,576 km (0.076 R)
• M3: 669,301 km (0.098 R)
• M4: 1,103,284 km (0.12 R)
• M5: 1,696,290 km (0.075 R)
• M6: 2,541,967 km (0.079 R)
• M7: 2,786,410 km (0.06 R)
• M8: 3,442,995 km (0.095 R)
• M9: 3,846,909 km (0.052 R)
• M10: 5,249,988 km (0.101 R)
• M11: 7,445,336 km (0.093 R)
• M12: 10,340,953 km (0.084 R)
• M13: 12,582,976 km (0.045 R)
• M14: 13,662,474 km (0.082 R)
• M15: 14,288,242 km (0.106 R)
• M16: 15,664,243 km (0.044 R)
• M17: 17,706,404 km (0.092 R)
• M18: 19,291,693 km (0.044 R)
• M19: 20,887,304 km (0.093 R)
• M20: 21,133,990 km (0.081 R)
• M21: 22,140,335 km (0.12 R)
• M22: 28,152,225 km (0.1 R)
• M23: 30,939,981 km (0.054 R)
• M24: 36,578,774 km (0.089 R)
• M25: 38,272,371 km (0.08 R)
• M26: 43,665,524 km (0.066 R)
• M27: 44,204,076 km (0.04 R)
• M28: 45,846,511 km (0.12 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: 161 - 11,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit