🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.5

Radius: 10.1

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.08 AU - 1.48 AU

Year: 950 Days

Day: 7.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,956,500 km

• M1: 126,111 km (0.096 R)
• M2: 454,927 km (0.102 R)
• M3: 1,083,837 km (0.077 R)
• M4: 1,483,861 km (0.111 R)
• M5: 4,174,828 km (0.072 R)
• M6: 4,656,084 km (0.085 R)
• M7: 5,041,149 km (0.106 R)
• M8: 8,904,813 km (0.094 R)
• M9: 9,298,704 km (0.071 R)
• M10: 9,911,308 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.3

Radius: 8.7

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.05 AU - 1.69 AU

Year: 1052 Days

Day: 5.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,956,500 km

• M1: 108,907 km (0.09 R)
• M2: 433,385 km (0.088 R)
• M3: 1,060,649 km (0.111 R)
• M4: 1,478,925 km (0.031 R)
• M5: 1,862,493 km (0.072 R)
• M6: 2,311,586 km (0.03 R)
• M7: 3,099,817 km (0.077 R)
• M8: 4,466,394 km (0.111 R)
• M9: 5,068,077 km (0.108 R)
• M10: 5,485,305 km (0.071 R)
• M11: 6,281,465 km (0.081 R)
• M12: 7,364,703 km (0.104 R)
• M13: 8,969,140 km (0.068 R)
• M14: 9,439,177 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.9

Radius: 13.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.62 AU - 3.74 AU

Year: 4631 Days

Day: 6.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 178.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,956,500 km

• M1: 170,392 km (0.101 R)
• M2: 1,040,752 km (0.056 R)
• M3: 1,703,770 km (0.045 R)
• M4: 2,501,576 km (0.118 R)
• M5: 3,116,872 km (0.105 R)
• M6: 8,173,579 km (0.083 R)
• M7: 8,730,083 km (0.041 R)
• M8: 9,765,151 km (0.044 R)
• M9: 15,775,095 km (0.091 R)
• M10: 17,535,862 km (0.117 R)
• M11: 20,991,723 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.9

Radius: 3.1

Gravity: 44.42 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.48 AU - 7 AU

Year: 11479 Days

Day: 22 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 48,956,500 km

• M1: 52,658 km (0.102 R)
• M2: 247,435 km (0.087 R)
• M3: 503,247 km (0.12 R)
• M4: 739,313 km (0.112 R)
• M5: 1,065,885 km (0.037 R)
• M6: 1,237,324 km (0.077 R)
• M7: 1,896,153 km (0.103 R)
• M8: 2,403,589 km (0.113 R)
• M9: 2,698,895 km (0.071 R)
• M10: 3,197,804 km (0.111 R)
• M11: 3,384,951 km (0.089 R)
• M12: 4,207,590 km (0.083 R)
• M13: 6,235,987 km (0.062 R)
• M14: 7,139,708 km (0.101 R)
• M15: 7,298,431 km (0.096 R)
• M16: 7,459,399 km (0.059 R)
• M17: 7,664,049 km (0.096 R)
• M18: 8,041,783 km (0.04 R)
• M19: 8,256,905 km (0.109 R)
• M20: 8,971,085 km (0.107 R)
• M21: 11,905,597 km (0.097 R)
• M22: 12,241,444 km (0.117 R)
• M23: 12,583,574 km (0.091 R)
• M24: 12,931,988 km (0.098 R)
• M25: 13,466,651 km (0.048 R)
• M26: 14,453,398 km (0.045 R)
• M27: 17,484,999 km (0.093 R)
• M28: 17,918,683 km (0.086 R)
• M29: 18,433,749 km (0.094 R)
• M30: 19,493,351 km (0.12 R)
• M31: 21,320,988 km (0.088 R)
• M32: 21,982,659 km (0.051 R)
• M33: 23,000,523 km (0.12 R)
• M34: 23,433,758 km (0.087 R)
• M35: 27,001,368 km (0.089 R)
• M36: 27,971,211 km (0.053 R)
• M37: 32,950,876 km (0.05 R)
• M38: 33,834,401 km (0.059 R)
• M39: 39,222,916 km (0.106 R)
• M40: 39,345,886 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.1

Radius: 7

Gravity: 18.68 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.06 AU - 7.28 AU

Year: 12595 Days

Day: 15 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,956,500 km

• M1: 95,144 km (0.077 R)
• M2: 1,047,634 km (0.095 R)
• M3: 1,451,249 km (0.079 R)
• M4: 1,990,400 km (0.072 R)
• M5: 3,027,861 km (0.119 R)
• M6: 3,733,963 km (0.104 R)
• M7: 5,112,806 km (0.105 R)
• M8: 5,878,299 km (0.047 R)
• M9: 7,057,728 km (0.101 R)
• M10: 7,275,992 km (0.099 R)
• M11: 7,498,743 km (0.112 R)
• M12: 7,958,008 km (0.099 R)
• M13: 8,582,879 km (0.092 R)
• M14: 9,291,973 km (0.111 R)
• M15: 10,371,770 km (0.109 R)
• M16: 11,353,431 km (0.083 R)
• M17: 12,585,818 km (0.103 R)
• M18: 16,738,356 km (0.101 R)
• M19: 20,196,311 km (0.065 R)
• M20: 20,994,565 km (0.116 R)
• M21: 23,226,266 km (0.088 R)
• M22: 25,611,305 km (0.046 R)
• M23: 28,374,228 km (0.097 R)
• M24: 30,745,953 km (0.098 R)
• M25: 31,447,118 km (0.099 R)
• M26: 35,879,853 km (0.106 R)
• M27: 48,903,993 km (0.12 R)
• M28: 56,720,781 km (0.118 R)
• M29: 60,285,399 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.3

Radius: 8

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.47 AU - 9.71 AU

Year: 15095 Days

Day: 21.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 48,956,500 km

• M1: 99,483 km (0.062 R)
• M2: 758,162 km (0.12 R)
• M3: 1,242,410 km (0.047 R)
• M4: 1,513,182 km (0.099 R)
• M5: 2,036,775 km (0.063 R)
• M6: 2,614,522 km (0.112 R)
• M7: 4,093,447 km (0.108 R)
• M8: 5,953,696 km (0.037 R)
• M9: 6,850,984 km (0.077 R)
• M10: 8,095,788 km (0.107 R)
• M11: 9,880,790 km (0.067 R)
• M12: 12,257,900 km (0.07 R)
• M13: 14,018,368 km (0.074 R)
• M14: 14,338,058 km (0.043 R)
• M15: 17,001,499 km (0.115 R)
• M16: 20,220,247 km (0.11 R)
• M17: 23,018,176 km (0.113 R)
• M18: 24,005,372 km (0.063 R)
• M19: 25,491,328 km (0.063 R)
• M20: 27,934,410 km (0.046 R)
• M21: 29,368,605 km (0.061 R)
• M22: 30,743,709 km (0.109 R)
• M23: 31,392,664 km (0.084 R)
• M24: 33,054,846 km (0.12 R)
• M25: 34,658,386 km (0.076 R)
• M26: 37,038,189 km (0.095 R)
• M27: 38,642,177 km (0.072 R)
• M28: 39,018,865 km (0.119 R)
• M29: 40,292,092 km (0.058 R)
• M30: 41,988,233 km (0.059 R)
• M31: 42,253,320 km (0.103 R)
• M32: 43,325,039 km (0.092 R)
• M33: 48,227,362 km (0.057 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: 329 - 15,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit