🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.1

Radius: 11.8

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.09 AU - 1.43 AU

Year: 959 Days

Day: 7.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,687,093 km

• M1: 146,905 km (0.099 R)
• M2: 572,661 km (0.109 R)
• M3: 1,045,689 km (0.075 R)
• M4: 1,530,237 km (0.117 R)
• M5: 2,153,013 km (0.081 R)
• M6: 2,926,284 km (0.034 R)
• M7: 3,349,347 km (0.07 R)
• M8: 3,766,575 km (0.107 R)
• M9: 4,252,319 km (0.079 R)
• M10: 4,816,154 km (0.096 R)
• M11: 5,271,380 km (0.116 R)
• M12: 5,652,107 km (0.105 R)
• M13: 6,446,621 km (0.08 R)
• M14: 7,048,453 km (0.081 R)
• M15: 8,553,707 km (0.028 R)
• M16: 9,195,033 km (0.1 R)
• M17: 10,171,159 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.8

Radius: 14.6

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.58 AU - 3.32 AU

Year: 3437 Days

Day: 12.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,687,093 km

• M1: 181,612 km (0.076 R)
• M2: 919,728 km (0.116 R)
• M3: 2,000,273 km (0.103 R)
• M4: 3,105,951 km (0.101 R)
• M5: 5,437,284 km (0.048 R)
• M6: 6,643,791 km (0.119 R)
• M7: 7,234,553 km (0.091 R)
• M8: 7,989,573 km (0.096 R)
• M9: 11,631,534 km (0.118 R)
• M10: 13,165,061 km (0.056 R)
• M11: 17,947,705 km (0.072 R)
• M12: 20,540,984 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.9

Radius: 13.9

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.1 AU - 4.6 AU

Year: 5124 Days

Day: 12.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,687,093 km

• M1: 175,030 km (0.11 R)
• M2: 738,265 km (0.081 R)
• M3: 1,343,538 km (0.113 R)
• M4: 1,956,740 km (0.086 R)
• M5: 3,018,735 km (0.078 R)
• M6: 4,063,228 km (0.112 R)
• M7: 4,538,500 km (0.053 R)
• M8: 5,163,969 km (0.077 R)
• M9: 5,784,650 km (0.064 R)
• M10: 7,140,905 km (0.07 R)
• M11: 8,027,871 km (0.077 R)
• M12: 9,154,193 km (0.11 R)
• M13: 10,066,142 km (0.11 R)
• M14: 11,181,543 km (0.093 R)
• M15: 16,605,663 km (0.071 R)
• M16: 18,565,245 km (0.115 R)
• M17: 21,787,284 km (0.089 R)
• M18: 23,890,182 km (0.092 R)
• M19: 30,531,878 km (0.106 R)
• M20: 31,779,375 km (0.108 R)
• M21: 32,861,267 km (0.105 R)
• M22: 34,171,295 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.2

Radius: 5

Gravity: 33.05 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.49 AU - 9.69 AU

Year: 18588 Days

Day: 16.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 38,687,093 km

• M1: 62,233 km (0.084 R)
• M2: 223,798 km (0.079 R)
• M3: 408,402 km (0.061 R)
• M4: 633,697 km (0.113 R)
• M5: 1,181,823 km (0.093 R)
• M6: 1,432,549 km (0.112 R)
• M7: 1,961,378 km (0.099 R)
• M8: 2,564,108 km (0.106 R)
• M9: 2,985,824 km (0.048 R)
• M10: 4,426,302 km (0.108 R)
• M11: 6,104,940 km (0.09 R)
• M12: 6,627,634 km (0.11 R)
• M13: 8,270,219 km (0.116 R)
• M14: 8,909,600 km (0.113 R)
• M15: 11,088,045 km (0.047 R)
• M16: 12,131,191 km (0.062 R)
• M17: 12,815,451 km (0.049 R)
• M18: 14,868,084 km (0.114 R)
• M19: 15,891,483 km (0.076 R)
• M20: 16,053,048 km (0.109 R)
• M21: 17,045,331 km (0.105 R)
• M22: 22,119,990 km (0.035 R)
• M23: 22,422,626 km (0.107 R)
• M24: 29,311,908 km (0.109 R)
• M25: 30,292,222 km (0.108 R)
• M26: 32,060,170 km (0.049 R)
• M27: 32,838,528 km (0.098 R)
• M28: 35,523,810 km (0.052 R)
• M29: 39,672,009 km (0.072 R)
• M30: 39,969,559 km (0.061 R)
• M31: 42,247,935 km (0.076 R)
• M32: 44,772,100 km (0.09 R)
• M33: 47,394,999 km (0.107 R)
• M34: 49,600,221 km (0.058 R)
• M35: 51,342,288 km (0.092 R)
• M36: 52,050,335 km (0.09 R)
• M37: 55,503,054 km (0.099 R)
• M38: 68,039,206 km (0.094 R)
• M39: 68,465,410 km (0.093 R)
• M40: 69,107,933 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.7

Radius: 4.6

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.88 AU - 10.62 AU

Year: 22258 Days

Day: 22.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,687,093 km

• M1: 57,146 km (0.056 R)
• M2: 206,744 km (0.104 R)
• M3: 491,429 km (0.047 R)
• M4: 690,245 km (0.064 R)
• M5: 942,018 km (0.113 R)
• M6: 1,496,577 km (0.07 R)
• M7: 1,982,321 km (0.096 R)
• M8: 3,991,570 km (0.043 R)
• M9: 4,491,526 km (0.067 R)
• M10: 4,657,879 km (0.064 R)
• M11: 6,345,044 km (0.112 R)
• M12: 8,153,383 km (0.087 R)
• M13: 13,081,436 km (0.085 R)
• M14: 13,766,744 km (0.105 R)
• M15: 15,146,784 km (0.088 R)
• M16: 16,094,786 km (0.094 R)
• M17: 17,351,707 km (0.111 R)
• M18: 24,117,271 km (0.114 R)
• M19: 34,987,501 km (0.053 R)
• M20: 36,193,260 km (0.092 R)
• M21: 37,767,329 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 11,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit