🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.8

Radius: 8.8

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.02 AU - 1.44 AU

Year: 942 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,083,019 km

• M1: 109,506 km (0.058 R)
• M2: 589,266 km (0.049 R)
• M3: 1,814,921 km (0.105 R)
• M4: 2,158,697 km (0.078 R)
• M5: 2,624,246 km (0.049 R)
• M6: 3,041,325 km (0.094 R)
• M7: 3,699,107 km (0.09 R)
• M8: 4,319,788 km (0.094 R)
• M9: 4,630,054 km (0.113 R)
• M10: 4,990,435 km (0.079 R)
• M11: 5,924,375 km (0.097 R)
• M12: 7,036,934 km (0.116 R)
• M13: 8,159,517 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.7

Radius: 9.8

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.62 AU - 2.54 AU

Year: 2071 Days

Day: 10.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,083,019 km

• M1: 132,993 km (0.102 R)
• M2: 492,775 km (0.099 R)
• M3: 908,209 km (0.119 R)
• M4: 1,373,608 km (0.091 R)
• M5: 2,730,909 km (0.087 R)
• M6: 3,220,992 km (0.045 R)
• M7: 3,658,117 km (0.057 R)
• M8: 4,075,196 km (0.099 R)
• M9: 4,481,653 km (0.076 R)
• M10: 4,804,186 km (0.073 R)
• M11: 5,667,067 km (0.09 R)
• M12: 6,174,652 km (0.107 R)
• M13: 6,767,957 km (0.095 R)
• M14: 7,193,862 km (0.12 R)
• M15: 8,353,396 km (0.101 R)
• M16: 9,739,420 km (0.062 R)
• M17: 10,394,210 km (0.104 R)
• M18: 13,091,609 km (0.107 R)
• M19: 13,664,270 km (0.116 R)
• M20: 14,624,688 km (0.05 R)
• M21: 15,434,611 km (0.105 R)
• M22: 16,526,825 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756

Radius: 9.9

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.33 AU - 2.47 AU

Year: 2566 Days

Day: 12.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,083,019 km

• M1: 154,086 km (0.116 R)
• M2: 505,790 km (0.041 R)
• M3: 1,196,933 km (0.116 R)
• M4: 1,828,236 km (0.118 R)
• M5: 2,321,909 km (0.092 R)
• M6: 3,033,097 km (0.107 R)
• M7: 3,430,878 km (0.117 R)
• M8: 4,525,784 km (0.109 R)
• M9: 5,070,769 km (0.118 R)
• M10: 6,739,982 km (0.117 R)
• M11: 8,747,586 km (0.116 R)
• M12: 9,341,789 km (0.115 R)
• M13: 10,767,456 km (0.082 R)
• M14: 13,035,360 km (0.056 R)
• M15: 15,655,118 km (0.116 R)
• M16: 19,707,874 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832

Radius: 10.7

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.76 AU - 5.4 AU

Year: 6766 Days

Day: 9.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,083,019 km

• M1: 133,142 km (0.113 R)
• M2: 518,057 km (0.076 R)
• M3: 855,849 km (0.054 R)
• M4: 1,204,263 km (0.118 R)
• M5: 1,920,388 km (0.074 R)
• M6: 2,254,590 km (0.082 R)
• M7: 2,609,585 km (0.101 R)
• M8: 3,064,213 km (0.077 R)
• M9: 4,586,671 km (0.04 R)
• M10: 5,102,335 km (0.118 R)
• M11: 5,915,100 km (0.047 R)
• M12: 7,105,600 km (0.075 R)
• M13: 7,997,203 km (0.042 R)
• M14: 9,093,007 km (0.048 R)
• M15: 9,631,410 km (0.119 R)
• M16: 11,070,691 km (0.064 R)
• M17: 13,664,270 km (0.088 R)
• M18: 14,672,709 km (0.086 R)
• M19: 16,050,655 km (0.094 R)
• M20: 16,971,280 km (0.118 R)
• M21: 19,062,209 km (0.087 R)
• M22: 20,019,486 km (0.075 R)
• M23: 21,712,186 km (0.115 R)
• M24: 22,350,670 km (0.096 R)
• M25: 27,360,852 km (0.086 R)
• M26: 29,831,760 km (0.104 R)
• M27: 31,627,234 km (0.111 R)
• M28: 34,669,606 km (0.108 R)
• M29: 35,652,165 km (0.053 R)
• M30: 37,330,802 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.2

Radius: 5.4

Gravity: 20.21 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.41 AU - 9.97 AU

Year: 17682 Days

Day: 17 Hours

Environment

Temp: -238 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,083,019 km

• M1: 67,469 km (0.111 R)
• M2: 265,985 km (0.118 R)
• M3: 877,392 km (0.114 R)
• M4: 1,392,457 km (0.041 R)
• M5: 1,674,449 km (0.105 R)
• M6: 2,481,978 km (0.101 R)
• M7: 4,589,812 km (0.053 R)
• M8: 7,949,481 km (0.096 R)
• M9: 9,376,495 km (0.076 R)
• M10: 10,494,590 km (0.062 R)
• M11: 15,107,739 km (0.053 R)
• M12: 16,559,886 km (0.097 R)
• M13: 17,037,103 km (0.113 R)
• M14: 17,360,384 km (0.058 R)
• M15: 21,753,176 km (0.103 R)
• M16: 25,338,588 km (0.052 R)
• M17: 25,548,624 km (0.11 R)
• M18: 26,185,611 km (0.056 R)
• M19: 26,942,128 km (0.104 R)
• M20: 28,611,939 km (0.106 R)
• M21: 29,762,796 km (0.117 R)
• M22: 33,779,498 km (0.119 R)
• M23: 34,417,982 km (0.04 R)
• M24: 41,396,723 km (0.111 R)
• M25: 42,867,419 km (0.091 R)
• M26: 43,315,315 km (0.106 R)
• M27: 48,773,843 km (0.104 R)
• M28: 52,770,649 km (0.115 R)
• M29: 55,024,042 km (0.069 R)
• M30: 61,219,338 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.7

Radius: 5.2

Gravity: 25.25 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.6 AU - 10.28 AU

Year: 21632 Days

Day: 22.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,083,019 km

• M1: 86,617 km (0.098 R)
• M2: 380,278 km (0.12 R)
• M3: 1,407,118 km (0.049 R)
• M4: 6,164,031 km (0.112 R)
• M5: 7,356,326 km (0.046 R)
• M6: 7,955,316 km (0.107 R)
• M7: 10,007,050 km (0.113 R)
• M8: 12,455,818 km (0.092 R)
• M9: 14,117,102 km (0.1 R)
• M10: 15,839,273 km (0.09 R)
• M11: 16,835,296 km (0.101 R)
• M12: 18,768,549 km (0.098 R)
• M13: 19,227,665 km (0.115 R)
• M14: 21,837,549 km (0.115 R)
• M15: 25,559,544 km (0.093 R)
• M16: 30,306,285 km (0.104 R)
• M17: 32,885,950 km (0.072 R)
• M18: 34,639,088 km (0.04 R)
• M19: 43,222,864 km (0.119 R)
• M20: 46,316,099 km (0.115 R)
• M21: 56,665,429 km (0.073 R)
• M22: 64,635,854 km (0.058 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: 304 - 14,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit