🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706

Radius: 11.9

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.42 AU - 0.6 AU

Year: 247 Days

Day: 13.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,236,431 km

• M1: 148,251 km (0.05 R)
• M2: 734,077 km (0.096 R)
• M3: 1,180,926 km (0.092 R)
• M4: 1,607,280 km (0.073 R)
• M5: 2,019,422 km (0.103 R)
• M6: 2,411,518 km (0.093 R)
• M7: 3,190,623 km (0.079 R)
• M8: 4,059,488 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.9

Radius: 9.8

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.6 AU - 0.86 AU

Year: 423 Days

Day: 13.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 51,236,431 km

• M1: 121,922 km (0.086 R)
• M2: 437,873 km (0.064 R)
• M3: 912,098 km (0.113 R)
• M4: 1,233,434 km (0.103 R)
• M5: 1,662,780 km (0.074 R)
• M6: 2,030,641 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.3

Radius: 13.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.93 AU - 3.07 AU

Year: 3524 Days

Day: 9.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,236,431 km

• M1: 174,730 km (0.113 R)
• M2: 759,957 km (0.048 R)
• M3: 1,320,650 km (0.091 R)
• M4: 3,262,879 km (0.108 R)
• M5: 4,658,328 km (0.104 R)
• M6: 5,736,929 km (0.111 R)
• M7: 6,821,513 km (0.12 R)
• M8: 10,621,598 km (0.105 R)
• M9: 12,406,301 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.6

Radius: 10.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.07 AU - 3.27 AU

Year: 3828 Days

Day: 7.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,236,431 km

• M1: 128,505 km (0.059 R)
• M2: 520,601 km (0.088 R)
• M3: 851,511 km (0.071 R)
• M4: 2,376,362 km (0.066 R)
• M5: 2,725,224 km (0.063 R)
• M6: 3,143,350 km (0.061 R)
• M7: 4,194,724 km (0.063 R)
• M8: 5,942,177 km (0.074 R)
• M9: 7,317,131 km (0.115 R)
• M10: 9,037,207 km (0.057 R)
• M11: 10,725,270 km (0.108 R)
• M12: 11,178,102 km (0.088 R)
• M13: 12,388,948 km (0.091 R)
• M14: 12,887,707 km (0.116 R)
• M15: 17,884,425 km (0.113 R)
• M16: 18,522,012 km (0.071 R)
• M17: 19,415,709 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.7

Radius: 4.1

Gravity: 33 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.92 AU - 7.42 AU

Year: 11684 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,236,431 km

• M1: 51,013 km (0.04 R)
• M2: 235,317 km (0.108 R)
• M3: 677,230 km (0.112 R)
• M4: 1,025,493 km (0.108 R)
• M5: 1,688,661 km (0.083 R)
• M6: 1,979,778 km (0.072 R)
• M7: 2,303,658 km (0.109 R)
• M8: 3,148,886 km (0.094 R)
• M9: 4,653,391 km (0.11 R)
• M10: 5,734,386 km (0.088 R)
• M11: 8,243,441 km (0.077 R)
• M12: 8,980,809 km (0.09 R)
• M13: 9,414,344 km (0.064 R)
• M14: 11,623,755 km (0.117 R)
• M15: 11,793,698 km (0.064 R)
• M16: 12,908,501 km (0.099 R)
• M17: 16,244,982 km (0.108 R)
• M18: 17,325,827 km (0.099 R)
• M19: 18,300,607 km (0.116 R)
• M20: 18,762,565 km (0.109 R)
• M21: 19,390,577 km (0.116 R)
• M22: 19,709,819 km (0.116 R)
• M23: 20,688,488 km (0.065 R)
• M24: 22,303,696 km (0.09 R)
• M25: 24,184,441 km (0.116 R)
• M26: 28,054,537 km (0.102 R)
• M27: 28,565,414 km (0.111 R)
• M28: 29,082,724 km (0.075 R)
• M29: 29,395,982 km (0.113 R)
• M30: 30,563,892 km (0.066 R)
• M31: 32,766,272 km (0.106 R)
• M32: 35,545,800 km (0.09 R)
• M33: 40,261,574 km (0.106 R)
• M34: 41,965,943 km (0.118 R)
• M35: 47,800,260 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.9

Radius: 5.3

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.51 AU - 7.61 AU

Year: 14099 Days

Day: 18 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,236,431 km

• M1: 321,785 km (0.094 R)
• M2: 487,689 km (0.081 R)
• M3: 688,449 km (0.102 R)
• M4: 1,561,054 km (0.114 R)
• M5: 1,774,231 km (0.094 R)
• M6: 2,829,644 km (0.107 R)
• M7: 3,031,750 km (0.112 R)
• M8: 3,541,281 km (0.072 R)
• M9: 3,911,386 km (0.047 R)
• M10: 4,917,880 km (0.109 R)
• M11: 6,086,090 km (0.048 R)
• M12: 10,844,649 km (0.096 R)
• M13: 11,174,063 km (0.098 R)
• M14: 16,226,582 km (0.076 R)
• M15: 21,054,704 km (0.043 R)
• M16: 21,481,207 km (0.1 R)
• M17: 22,617,253 km (0.081 R)
• M18: 25,874,149 km (0.105 R)
• M19: 28,383,054 km (0.111 R)
• M20: 31,824,853 km (0.039 R)
• M21: 34,937,236 km (0.107 R)
• M22: 39,781,963 km (0.08 R)
• M23: 42,161,766 km (0.081 R)
• M24: 43,523,855 km (0.096 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 14,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit