🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.1

Radius: 10.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.53 AU - 1.63 AU

Year: 1324 Days

Day: 14.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,072,480 km

• M1: 133,142 km (0.097 R)
• M2: 534,812 km (0.041 R)
• M3: 900,280 km (0.059 R)
• M4: 1,252,882 km (0.116 R)
• M5: 1,931,458 km (0.058 R)
• M6: 2,645,938 km (0.062 R)
• M7: 3,200,048 km (0.109 R)
• M8: 3,559,382 km (0.032 R)
• M9: 3,912,433 km (0.102 R)
• M10: 4,431,837 km (0.093 R)
• M11: 5,889,818 km (0.068 R)
• M12: 6,293,882 km (0.058 R)
• M13: 6,644,689 km (0.088 R)
• M14: 7,437,258 km (0.08 R)
• M15: 8,236,260 km (0.065 R)
• M16: 10,549,193 km (0.1 R)
• M17: 10,978,539 km (0.075 R)
• M18: 11,837,081 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586

Radius: 10.2

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.43 AU - 2.33 AU

Year: 1719 Days

Day: 6.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,072,480 km

• M1: 130,150 km (0.12 R)
• M2: 1,005,746 km (0.113 R)
• M3: 2,144,037 km (0.098 R)
• M4: 3,530,360 km (0.093 R)
• M5: 4,746,441 km (0.074 R)
• M6: 5,308,480 km (0.082 R)
• M7: 6,222,224 km (0.081 R)
• M8: 6,973,954 km (0.056 R)
• M9: 7,590,446 km (0.099 R)
• M10: 7,926,294 km (0.088 R)
• M11: 8,389,449 km (0.04 R)
• M12: 9,497,969 km (0.077 R)
• M13: 13,247,639 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.1

Radius: 10.4

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.46 AU - 2.64 AU

Year: 2715 Days

Day: 12.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,072,480 km

• M1: 129,552 km (0.091 R)
• M2: 495,468 km (0.082 R)
• M3: 1,045,540 km (0.098 R)
• M4: 1,392,307 km (0.04 R)
• M5: 1,762,113 km (0.052 R)
• M6: 2,632,025 km (0.085 R)
• M7: 3,058,379 km (0.109 R)
• M8: 3,530,809 km (0.116 R)
• M9: 5,085,430 km (0.09 R)
• M10: 6,156,252 km (0.07 R)
• M11: 7,400,457 km (0.097 R)
• M12: 8,255,110 km (0.063 R)
• M13: 10,454,348 km (0.109 R)
• M14: 10,906,582 km (0.117 R)
• M15: 13,148,007 km (0.082 R)
• M16: 15,437,902 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.3

Radius: 10.5

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.57 AU - 3.45 AU

Year: 3482 Days

Day: 10.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,072,480 km

• M1: 135,835 km (0.077 R)
• M2: 744,249 km (0.103 R)
• M3: 1,095,505 km (0.104 R)
• M4: 1,427,762 km (0.104 R)
• M5: 1,900,342 km (0.042 R)
• M6: 3,216,953 km (0.078 R)
• M7: 3,697,611 km (0.111 R)
• M8: 4,688,547 km (0.074 R)
• M9: 8,279,345 km (0.083 R)
• M10: 8,620,278 km (0.045 R)
• M11: 10,272,138 km (0.064 R)
• M12: 11,111,382 km (0.055 R)
• M13: 12,432,780 km (0.103 R)
• M14: 13,432,393 km (0.069 R)
• M15: 13,808,781 km (0.076 R)
• M16: 14,240,670 km (0.119 R)
• M17: 15,954,314 km (0.032 R)
• M18: 16,590,703 km (0.103 R)
• M19: 18,141,584 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.4

Radius: 12.2

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.98 AU - 4.6 AU

Year: 4920 Days

Day: 8.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,072,480 km

• M1: 166,652 km (0.118 R)
• M2: 568,322 km (0.079 R)
• M3: 1,175,839 km (0.029 R)
• M4: 2,965,628 km (0.114 R)
• M5: 3,525,573 km (0.085 R)
• M6: 3,907,945 km (0.069 R)
• M7: 4,294,656 km (0.106 R)
• M8: 9,029,428 km (0.12 R)
• M9: 12,005,828 km (0.039 R)
• M10: 15,246,267 km (0.081 R)
• M11: 16,444,995 km (0.098 R)
• M12: 19,288,850 km (0.115 R)
• M13: 21,033,610 km (0.042 R)
• M14: 24,070,896 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.5

Radius: 6.9

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.44 AU - 9.06 AU

Year: 13018 Days

Day: 16.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 92.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,072,480 km

• M1: 85,869 km (0.108 R)
• M2: 304,132 km (0.119 R)
• M3: 582,385 km (0.059 R)
• M4: 930,200 km (0.052 R)
• M5: 1,437,636 km (0.083 R)
• M6: 1,678,189 km (0.115 R)
• M7: 2,334,325 km (0.118 R)
• M8: 5,131,357 km (0.045 R)
• M9: 6,532,341 km (0.115 R)
• M10: 7,280,031 km (0.099 R)
• M11: 9,180,821 km (0.075 R)
• M12: 13,187,052 km (0.107 R)
• M13: 15,912,127 km (0.092 R)
• M14: 16,754,662 km (0.099 R)
• M15: 17,114,445 km (0.073 R)
• M16: 20,019,037 km (0.083 R)
• M17: 24,781,486 km (0.091 R)
• M18: 27,473,350 km (0.071 R)
• M19: 29,407,052 km (0.075 R)
• M20: 30,354,006 km (0.102 R)
• M21: 30,781,258 km (0.106 R)
• M22: 35,987,713 km (0.107 R)
• M23: 38,673,144 km (0.108 R)
• M24: 41,752,018 km (0.095 R)
• M25: 44,165,480 km (0.072 R)
• M26: 44,990,213 km (0.096 R)
• M27: 48,683,186 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.2

Radius: 4.5

Gravity: 26.82 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.23 AU - 9.63 AU

Year: 14892 Days

Day: 22.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,072,480 km

• M1: 56,099 km (0.108 R)
• M2: 251,025 km (0.095 R)
• M3: 606,619 km (0.077 R)
• M4: 991,983 km (0.12 R)
• M5: 1,352,215 km (0.12 R)
• M6: 1,509,891 km (0.106 R)
• M7: 1,695,841 km (0.064 R)
• M8: 1,950,008 km (0.103 R)
• M9: 2,095,567 km (0.113 R)
• M10: 2,685,880 km (0.108 R)
• M11: 3,484,583 km (0.092 R)
• M12: 4,338,189 km (0.104 R)
• M13: 5,218,423 km (0.091 R)
• M14: 5,682,026 km (0.084 R)
• M15: 5,867,528 km (0.085 R)
• M16: 6,568,843 km (0.094 R)
• M17: 6,856,070 km (0.065 R)
• M18: 7,723,140 km (0.047 R)
• M19: 7,950,977 km (0.065 R)
• M20: 9,361,236 km (0.077 R)
• M21: 10,315,671 km (0.071 R)
• M22: 11,509,312 km (0.119 R)
• M23: 11,926,840 km (0.104 R)
• M24: 14,371,568 km (0.026 R)
• M25: 14,925,679 km (0.093 R)
• M26: 16,076,386 km (0.098 R)
• M27: 20,309,257 km (0.085 R)
• M28: 21,810,023 km (0.092 R)
• M29: 25,529,176 km (0.097 R)
• M30: 28,662,054 km (0.109 R)
• M31: 30,887,323 km (0.093 R)
• M32: 35,803,707 km (0.108 R)
• M33: 37,465,141 km (0.073 R)
• M34: 38,248,884 km (0.093 R)
• M35: 44,189,416 km (0.119 R)
• M36: 50,715,922 km (0.108 R)
• M37: 55,969,650 km (0.098 R)
• M38: 57,856,079 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661

Radius: 5.3

Gravity: 23.53 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8 AU - 12.56 AU

Year: 21980 Days

Day: 18.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,072,480 km

• M1: 158,574 km (0.109 R)
• M2: 375,491 km (0.062 R)
• M3: 606,021 km (0.108 R)
• M4: 883,375 km (0.113 R)
• M5: 1,331,122 km (0.117 R)
• M6: 1,658,292 km (0.084 R)
• M7: 1,957,189 km (0.093 R)
• M8: 2,495,891 km (0.081 R)
• M9: 2,662,992 km (0.082 R)
• M10: 4,085,667 km (0.075 R)
• M11: 4,959,319 km (0.115 R)
• M12: 6,164,479 km (0.108 R)
• M13: 8,858,887 km (0.108 R)
• M14: 9,594,310 km (0.119 R)
• M15: 12,455,220 km (0.055 R)
• M16: 13,017,259 km (0.097 R)
• M17: 13,596,053 km (0.106 R)
• M18: 15,595,578 km (0.119 R)
• M19: 17,175,032 km (0.089 R)
• M20: 17,347,369 km (0.053 R)
• M21: 17,782,998 km (0.04 R)
• M22: 18,047,786 km (0.115 R)
• M23: 19,505,169 km (0.104 R)
• M24: 22,343,340 km (0.085 R)
• M25: 23,382,596 km (0.092 R)
• M26: 24,128,940 km (0.118 R)
• M27: 25,111,648 km (0.095 R)
• M28: 28,339,671 km (0.064 R)
• M29: 31,575,174 km (0.066 R)
• M30: 34,089,465 km (0.095 R)
• M31: 36,449,372 km (0.105 R)
• M32: 36,876,922 km (0.117 R)
• M33: 38,620,336 km (0.054 R)
• M34: 43,058,905 km (0.053 R)
• M35: 45,154,472 km (0.117 R)
• M36: 61,355,771 km (0.039 R)
• M37: 78,641,057 km (0.063 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 19,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit