🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 13.8

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.52 AU - 0.52 AU

Year: 254 Days

Day: 7.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,968,453 km

• M1: 171,589 km (0.072 R)
• M2: 614,099 km (0.085 R)
• M3: 1,165,667 km (0.102 R)
• M4: 1,655,450 km (0.025 R)
• M5: 2,103,645 km (0.059 R)
• M6: 2,571,737 km (0.104 R)
• M7: 3,477,253 km (0.06 R)
• M8: 4,163,758 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.1

Radius: 14.6

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.17 AU - 1.57 AU

Year: 1088 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,968,453 km

• M1: 181,761 km (0.101 R)
• M2: 749,485 km (0.064 R)
• M3: 1,382,135 km (0.11 R)
• M4: 1,844,243 km (0.112 R)
• M5: 2,481,978 km (0.112 R)
• M6: 3,123,604 km (0.118 R)
• M7: 3,874,734 km (0.097 R)
• M8: 4,399,225 km (0.118 R)
• M9: 5,718,528 km (0.093 R)
• M10: 6,401,742 km (0.077 R)
• M11: 7,644,002 km (0.044 R)
• M12: 8,281,888 km (0.091 R)
• M13: 8,840,337 km (0.11 R)
• M14: 10,539,170 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.5

Radius: 13.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.83 AU - 2.55 AU

Year: 2198 Days

Day: 5.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,968,453 km

• M1: 164,258 km (0.094 R)
• M2: 650,003 km (0.067 R)
• M3: 2,107,684 km (0.052 R)
• M4: 2,603,751 km (0.085 R)
• M5: 3,924,251 km (0.117 R)
• M6: 4,523,840 km (0.08 R)
• M7: 6,343,548 km (0.056 R)
• M8: 7,145,243 km (0.051 R)
• M9: 8,308,217 km (0.113 R)
• M10: 9,560,650 km (0.064 R)
• M11: 10,095,612 km (0.106 R)
• M12: 11,632,880 km (0.072 R)
• M13: 13,403,520 km (0.095 R)
• M14: 13,862,487 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.4

Radius: 9.5

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.27 AU - 3.21 AU

Year: 3076 Days

Day: 5.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,968,453 km

• M1: 123,418 km (0.114 R)
• M2: 626,366 km (0.083 R)
• M3: 971,189 km (0.116 R)
• M4: 1,541,157 km (0.111 R)
• M5: 1,973,944 km (0.067 R)
• M6: 2,596,271 km (0.118 R)
• M7: 3,778,842 km (0.1 R)
• M8: 4,548,374 km (0.096 R)
• M9: 5,935,744 km (0.092 R)
• M10: 6,545,206 km (0.101 R)
• M11: 7,686,189 km (0.094 R)
• M12: 8,374,788 km (0.117 R)
• M13: 9,254,872 km (0.112 R)
• M14: 9,914,599 km (0.105 R)
• M15: 10,235,786 km (0.12 R)
• M16: 10,941,439 km (0.066 R)
• M17: 11,590,693 km (0.088 R)
• M18: 12,082,870 km (0.101 R)
• M19: 13,693,142 km (0.057 R)
• M20: 14,294,077 km (0.112 R)
• M21: 22,114,305 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.3

Radius: 12.7

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.42 AU - 3.66 AU

Year: 4517 Days

Day: 14.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,968,453 km

• M1: 158,125 km (0.11 R)
• M2: 583,132 km (0.098 R)
• M3: 1,221,616 km (0.029 R)
• M4: 1,722,320 km (0.119 R)
• M5: 2,288,099 km (0.115 R)
• M6: 3,983,941 km (0.044 R)
• M7: 4,814,059 km (0.111 R)
• M8: 5,412,002 km (0.103 R)
• M9: 5,947,712 km (0.107 R)
• M10: 6,727,117 km (0.098 R)
• M11: 7,638,766 km (0.077 R)
• M12: 8,176,122 km (0.046 R)
• M13: 15,764,773 km (0.074 R)
• M14: 17,773,873 km (0.098 R)
• M15: 19,265,962 km (0.109 R)
• M16: 21,164,957 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462

Radius: 3

Gravity: 51.33 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.98 AU - 11.32 AU

Year: 18773 Days

Day: 20.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,968,453 km

• M1: 37,399 km (0.059 R)
• M2: 156,330 km (0.106 R)
• M3: 304,132 km (0.103 R)
• M4: 416,331 km (0.097 R)
• M5: 765,492 km (0.112 R)
• M6: 1,661,883 km (0.084 R)
• M7: 1,979,030 km (0.052 R)
• M8: 2,778,332 km (0.113 R)
• M9: 3,197,505 km (0.118 R)
• M10: 3,301,924 km (0.105 R)
• M11: 3,685,643 km (0.06 R)
• M12: 3,888,348 km (0.086 R)
• M13: 4,540,894 km (0.114 R)
• M14: 5,372,658 km (0.04 R)
• M15: 7,467,028 km (0.061 R)
• M16: 8,418,471 km (0.103 R)
• M17: 9,078,496 km (0.077 R)
• M18: 13,368,664 km (0.116 R)
• M19: 14,980,880 km (0.099 R)
• M20: 22,438,933 km (0.042 R)
• M21: 33,636,782 km (0.101 R)
• M22: 35,935,653 km (0.096 R)
• M23: 46,024,533 km (0.089 R)
• M24: 46,643,120 km (0.1 R)
• M25: 51,793,176 km (0.117 R)
• M26: 52,968,268 km (0.108 R)
• M27: 53,989,423 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 17,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit