🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.5

Radius: 9.3

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.84 AU - 1 AU

Year: 561 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,052,484 km

• M1: 115,639 km (0.099 R)
• M2: 455,077 km (0.057 R)
• M3: 933,790 km (0.089 R)
• M4: 1,258,118 km (0.089 R)
• M5: 1,560,156 km (0.115 R)
• M6: 1,911,262 km (0.104 R)
• M7: 2,334,774 km (0.104 R)
• M8: 3,159,657 km (0.071 R)
• M9: 3,646,149 km (0.063 R)
• M10: 4,021,640 km (0.101 R)
• M11: 4,737,166 km (0.106 R)
• M12: 5,168,008 km (0.097 R)
• M13: 5,770,887 km (0.068 R)
• M14: 6,089,531 km (0.083 R)
• M15: 6,459,486 km (0.104 R)
• M16: 6,927,578 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.2

Radius: 14.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.04 AU - 3.22 AU

Year: 2712 Days

Day: 6.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,052,484 km

• M1: 182,061 km (0.109 R)
• M2: 814,261 km (0.096 R)
• M3: 1,526,197 km (0.073 R)
• M4: 2,212,403 km (0.063 R)
• M5: 2,739,885 km (0.064 R)
• M6: 3,563,122 km (0.091 R)
• M7: 4,610,906 km (0.113 R)
• M8: 5,580,001 km (0.108 R)
• M9: 6,139,945 km (0.12 R)
• M10: 9,070,717 km (0.03 R)
• M11: 10,706,271 km (0.098 R)
• M12: 12,702,954 km (0.075 R)
• M13: 14,985,368 km (0.097 R)
• M14: 15,770,458 km (0.073 R)
• M15: 16,325,915 km (0.082 R)
• M16: 18,904,533 km (0.05 R)

Asteroid Belt

Center: 3.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.7

Radius: 9.3

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.05 AU - 4.41 AU

Year: 4580 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,052,484 km

• M1: 117,135 km (0.107 R)
• M2: 455,825 km (0.08 R)
• M3: 1,153,549 km (0.066 R)
• M4: 1,565,991 km (0.065 R)
• M5: 2,211,505 km (0.051 R)
• M6: 2,622,002 km (0.109 R)
• M7: 3,161,302 km (0.101 R)
• M8: 3,640,315 km (0.106 R)
• M9: 4,024,931 km (0.068 R)
• M10: 4,411,492 km (0.117 R)
• M11: 4,983,554 km (0.063 R)
• M12: 5,545,892 km (0.067 R)
• M13: 5,872,764 km (0.069 R)
• M14: 6,532,789 km (0.102 R)
• M15: 6,864,149 km (0.116 R)
• M16: 8,692,384 km (0.034 R)
• M17: 9,591,767 km (0.041 R)
• M18: 12,308,763 km (0.117 R)
• M19: 13,021,896 km (0.071 R)
• M20: 16,032,254 km (0.096 R)
• M21: 16,453,821 km (0.058 R)
• M22: 18,344,439 km (0.094 R)
• M23: 22,253,581 km (0.091 R)
• M24: 23,930,274 km (0.045 R)
• M25: 25,201,556 km (0.114 R)
• M26: 25,608,014 km (0.07 R)
• M27: 26,267,142 km (0.12 R)
• M28: 28,488,072 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.5

Radius: 13.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.51 AU - 5.03 AU

Year: 5610 Days

Day: 14.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,052,484 km

• M1: 165,904 km (0.063 R)
• M2: 1,531,284 km (0.087 R)
• M3: 2,198,042 km (0.097 R)
• M4: 3,279,036 km (0.068 R)
• M5: 4,589,513 km (0.081 R)
• M6: 5,363,981 km (0.078 R)
• M7: 7,341,366 km (0.096 R)
• M8: 10,565,350 km (0.077 R)
• M9: 11,963,342 km (0.111 R)
• M10: 12,487,981 km (0.112 R)
• M11: 14,154,651 km (0.093 R)
• M12: 16,837,540 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.1

Radius: 7.8

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.83 AU - 9.71 AU

Year: 15121 Days

Day: 16.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,052,484 km

• M1: 97,089 km (0.107 R)
• M2: 628,012 km (0.109 R)
• M3: 1,307,934 km (0.061 R)
• M4: 2,548,400 km (0.031 R)
• M5: 2,891,876 km (0.082 R)
• M6: 3,725,585 km (0.093 R)
• M7: 4,198,315 km (0.103 R)
• M8: 4,933,139 km (0.092 R)
• M9: 7,479,894 km (0.072 R)
• M10: 8,141,415 km (0.118 R)
• M11: 10,043,403 km (0.062 R)
• M12: 13,583,786 km (0.058 R)
• M13: 17,344,676 km (0.12 R)
• M14: 19,138,205 km (0.118 R)
• M15: 21,484,498 km (0.056 R)
• M16: 23,735,647 km (0.1 R)
• M17: 25,159,220 km (0.048 R)
• M18: 27,348,884 km (0.045 R)
• M19: 29,019,145 km (0.087 R)
• M20: 30,425,215 km (0.053 R)
• M21: 32,103,553 km (0.05 R)
• M22: 32,561,323 km (0.111 R)
• M23: 33,607,311 km (0.111 R)
• M24: 38,656,688 km (0.046 R)
• M25: 39,829,087 km (0.075 R)
• M26: 40,225,072 km (0.118 R)
• M27: 47,217,726 km (0.116 R)
• M28: 50,074,297 km (0.101 R)
• M29: 51,779,713 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.4

Radius: 3.8

Gravity: 66.23 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.67 AU - 10.09 AU

Year: 18266 Days

Day: 17.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,052,484 km

• M1: 59,241 km (0.07 R)
• M2: 192,532 km (0.107 R)
• M3: 374,892 km (0.035 R)
• M4: 570,417 km (0.119 R)
• M5: 746,643 km (0.079 R)
• M6: 1,059,303 km (0.027 R)
• M7: 1,784,852 km (0.086 R)
• M8: 3,905,851 km (0.089 R)
• M9: 4,720,411 km (0.073 R)
• M10: 5,561,301 km (0.106 R)
• M11: 6,232,397 km (0.089 R)
• M12: 6,909,028 km (0.108 R)
• M13: 7,097,372 km (0.118 R)
• M14: 9,231,086 km (0.073 R)
• M15: 11,038,976 km (0.087 R)
• M16: 11,958,255 km (0.119 R)
• M17: 15,819,227 km (0.057 R)
• M18: 16,899,922 km (0.101 R)
• M19: 17,242,052 km (0.071 R)
• M20: 17,588,970 km (0.111 R)
• M21: 22,632,811 km (0.119 R)
• M22: 22,943,975 km (0.104 R)
• M23: 23,258,131 km (0.103 R)
• M24: 24,871,992 km (0.117 R)
• M25: 29,046,521 km (0.085 R)
• M26: 31,170,661 km (0.074 R)
• M27: 34,891,160 km (0.112 R)
• M28: 37,000,939 km (0.073 R)
• M29: 40,703,486 km (0.082 R)
• M30: 43,998,379 km (0.078 R)
• M31: 45,793,255 km (0.09 R)
• M32: 47,806,244 km (0.07 R)
• M33: 48,147,327 km (0.04 R)
• M34: 49,354,133 km (0.07 R)
• M35: 52,368,380 km (0.097 R)
• M36: 55,315,458 km (0.096 R)
• M37: 62,753,614 km (0.108 R)
• M38: 62,957,815 km (0.051 R)
• M39: 65,443,533 km (0.114 R)
• M40: 69,949,720 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 12,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit