🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.7

Radius: 9.1

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.62 AU - 1.02 AU

Year: 504 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,741,784 km

• M1: 114,293 km (0.033 R)
• M2: 493,224 km (0.102 R)
• M3: 865,872 km (0.073 R)
• M4: 1,220,270 km (0.064 R)
• M5: 1,772,585 km (0.091 R)
• M6: 2,202,679 km (0.119 R)
• M7: 2,503,670 km (0.077 R)
• M8: 3,001,232 km (0.095 R)
• M9: 3,524,825 km (0.089 R)
• M10: 3,994,862 km (0.098 R)
• M11: 4,754,370 km (0.115 R)
• M12: 5,077,202 km (0.082 R)
• M13: 5,949,358 km (0.12 R)
• M14: 6,267,702 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498

Radius: 9.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.81 AU - 1.09 AU

Year: 628 Days

Day: 10.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,741,784 km

• M1: 121,922 km (0.116 R)
• M2: 657,333 km (0.104 R)
• M3: 1,009,038 km (0.112 R)
• M4: 1,488,499 km (0.114 R)
• M5: 1,818,213 km (0.079 R)
• M6: 4,360,928 km (0.108 R)
• M7: 5,397,790 km (0.048 R)
• M8: 6,729,810 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.9

Radius: 14.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.39 AU - 2.55 AU

Year: 2633 Days

Day: 9.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,741,784 km

• M1: 180,565 km (0.077 R)
• M2: 645,066 km (0.059 R)
• M3: 1,110,764 km (0.036 R)
• M4: 1,887,327 km (0.118 R)
• M5: 2,934,213 km (0.076 R)
• M6: 4,041,985 km (0.064 R)
• M7: 4,632,747 km (0.11 R)
• M8: 8,200,656 km (0.084 R)
• M9: 8,806,527 km (0.113 R)
• M10: 11,020,726 km (0.119 R)
• M11: 13,295,511 km (0.104 R)
• M12: 13,920,680 km (0.069 R)
• M13: 14,696,644 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.4

Radius: 14.7

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.04 AU - 2.94 AU

Year: 2665 Days

Day: 12.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,741,784 km

• M1: 186,549 km (0.096 R)
• M2: 749,785 km (0.099 R)
• M3: 1,477,877 km (0.049 R)
• M4: 3,827,761 km (0.025 R)
• M5: 4,830,366 km (0.051 R)
• M6: 6,459,337 km (0.117 R)
• M7: 13,804,892 km (0.091 R)
• M8: 14,559,014 km (0.063 R)
• M9: 15,690,872 km (0.044 R)
• M10: 17,308,324 km (0.12 R)
• M11: 18,919,643 km (0.114 R)
• M12: 19,969,072 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.1

Radius: 6.6

Gravity: 22.84 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.51 AU - 6.31 AU

Year: 9745 Days

Day: 23.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,741,784 km

• M1: 82,129 km (0.117 R)
• M2: 626,516 km (0.117 R)
• M3: 924,515 km (0.102 R)
• M4: 1,564,195 km (0.062 R)
• M5: 1,910,963 km (0.119 R)
• M6: 2,194,601 km (0.104 R)
• M7: 2,630,379 km (0.076 R)
• M8: 4,171,836 km (0.063 R)
• M9: 4,437,222 km (0.059 R)
• M10: 5,508,194 km (0.074 R)
• M11: 5,755,928 km (0.111 R)
• M12: 6,701,835 km (0.083 R)
• M13: 7,232,758 km (0.06 R)
• M14: 7,530,158 km (0.078 R)
• M15: 9,140,879 km (0.027 R)
• M16: 10,748,158 km (0.065 R)
• M17: 11,647,541 km (0.089 R)
• M18: 13,531,127 km (0.037 R)
• M19: 18,909,769 km (0.073 R)
• M20: 22,648,220 km (0.116 R)
• M21: 26,250,088 km (0.056 R)
• M22: 28,605,806 km (0.096 R)
• M23: 29,349,905 km (0.117 R)
• M24: 33,381,568 km (0.103 R)
• M25: 38,533,868 km (0.082 R)
• M26: 40,362,403 km (0.097 R)
• M27: 43,351,817 km (0.111 R)
• M28: 51,463,911 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937

Radius: 4.8

Gravity: 40.67 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.14 AU - 8.04 AU

Year: 12804 Days

Day: 18.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,741,784 km

• M1: 63,429 km (0.043 R)
• M2: 220,806 km (0.068 R)
• M3: 538,852 km (0.106 R)
• M4: 792,869 km (0.108 R)
• M5: 1,086,829 km (0.096 R)
• M6: 1,495,530 km (0.117 R)
• M7: 1,735,186 km (0.12 R)
• M8: 2,633,671 km (0.099 R)
• M9: 3,183,592 km (0.112 R)
• M10: 3,835,390 km (0.11 R)
• M11: 4,604,922 km (0.074 R)
• M12: 5,399,137 km (0.09 R)
• M13: 5,886,527 km (0.095 R)
• M14: 7,210,767 km (0.062 R)
• M15: 7,434,117 km (0.112 R)
• M16: 8,132,439 km (0.111 R)
• M17: 9,929,858 km (0.109 R)
• M18: 10,488,456 km (0.095 R)
• M19: 11,305,261 km (0.099 R)
• M20: 14,711,305 km (0.113 R)
• M21: 16,414,477 km (0.028 R)
• M22: 18,576,465 km (0.09 R)
• M23: 20,472,768 km (0.049 R)
• M24: 23,946,430 km (0.105 R)
• M25: 26,929,113 km (0.099 R)
• M26: 32,032,794 km (0.111 R)
• M27: 33,002,786 km (0.108 R)
• M28: 34,874,106 km (0.056 R)
• M29: 36,160,199 km (0.108 R)
• M30: 36,946,934 km (0.086 R)
• M31: 38,554,363 km (0.112 R)
• M32: 41,478,553 km (0.092 R)
• M33: 48,235,589 km (0.114 R)
• M34: 52,957,646 km (0.071 R)
• M35: 53,125,794 km (0.062 R)
• M36: 54,312,554 km (0.083 R)
• M37: 56,563,105 km (0.075 R)
• M38: 58,875,140 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: 495 - 18,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit