🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.2

Radius: 15

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.63 AU

Year: 265 Days

Day: 8.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,955,745 km

• M1: 186,698 km (0.095 R)
• M2: 720,314 km (0.043 R)
• M3: 1,219,073 km (0.055 R)
• M4: 1,762,263 km (0.081 R)
• M5: 2,255,936 km (0.106 R)
• M6: 2,826,652 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.2

Radius: 10.5

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.02 AU - 1.08 AU

Year: 717 Days

Day: 6.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,955,745 km

• M1: 131,497 km (0.077 R)
• M2: 504,594 km (0.109 R)
• M3: 999,763 km (0.059 R)
• M4: 1,691,354 km (0.055 R)
• M5: 2,239,480 km (0.11 R)
• M6: 2,685,880 km (0.112 R)
• M7: 3,093,086 km (0.031 R)
• M8: 3,848,854 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.1

Radius: 11.7

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.65 AU - 2.33 AU

Year: 1872 Days

Day: 5.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,955,745 km

• M1: 145,708 km (0.087 R)
• M2: 510,129 km (0.099 R)
• M3: 900,130 km (0.069 R)
• M4: 1,509,443 km (0.087 R)
• M5: 2,078,513 km (0.052 R)
• M6: 2,613,774 km (0.089 R)
• M7: 3,206,930 km (0.095 R)
• M8: 3,704,791 km (0.112 R)
• M9: 4,856,695 km (0.085 R)
• M10: 6,004,559 km (0.051 R)
• M11: 6,791,743 km (0.093 R)
• M12: 7,353,932 km (0.054 R)
• M13: 8,286,525 km (0.039 R)
• M14: 8,961,960 km (0.119 R)
• M15: 10,532,887 km (0.105 R)
• M16: 11,956,311 km (0.119 R)
• M17: 15,228,614 km (0.116 R)
• M18: 16,690,485 km (0.087 R)
• M19: 17,197,921 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.4

Radius: 11.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.18 AU - 3.6 AU

Year: 4162 Days

Day: 8 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,955,745 km

• M1: 144,362 km (0.044 R)
• M2: 523,293 km (0.074 R)
• M3: 1,110,465 km (0.098 R)
• M4: 1,537,268 km (0.07 R)
• M5: 2,034,681 km (0.055 R)
• M6: 3,087,401 km (0.058 R)
• M7: 3,991,870 km (0.117 R)
• M8: 4,726,694 km (0.104 R)
• M9: 5,214,683 km (0.059 R)
• M10: 6,407,576 km (0.12 R)
• M11: 8,884,318 km (0.113 R)
• M12: 9,251,880 km (0.088 R)
• M13: 9,900,387 km (0.026 R)
• M14: 10,701,932 km (0.098 R)
• M15: 11,076,526 km (0.111 R)
• M16: 13,367,318 km (0.07 R)
• M17: 14,346,436 km (0.054 R)
• M18: 15,530,653 km (0.116 R)
• M19: 15,903,750 km (0.041 R)
• M20: 17,399,429 km (0.112 R)
• M21: 19,229,759 km (0.104 R)
• M22: 20,223,239 km (0.096 R)
• M23: 20,925,750 km (0.054 R)
• M24: 21,777,112 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.5

Radius: 12.2

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.06 AU - 4.8 AU

Year: 5195 Days

Day: 14.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,955,745 km

• M1: 151,692 km (0.113 R)
• M2: 1,032,076 km (0.106 R)
• M3: 1,964,070 km (0.091 R)
• M4: 2,434,107 km (0.054 R)
• M5: 2,979,092 km (0.073 R)
• M6: 4,006,979 km (0.088 R)
• M7: 5,342,140 km (0.111 R)
• M8: 7,475,256 km (0.09 R)
• M9: 8,247,480 km (0.091 R)
• M10: 9,694,241 km (0.108 R)
• M11: 11,588,599 km (0.1 R)
• M12: 13,505,097 km (0.045 R)
• M13: 14,594,768 km (0.069 R)
• M14: 15,218,442 km (0.101 R)
• M15: 17,322,237 km (0.08 R)
• M16: 19,409,277 km (0.114 R)
• M17: 20,443,147 km (0.089 R)
• M18: 21,224,348 km (0.091 R)
• M19: 22,099,196 km (0.049 R)
• M20: 22,846,587 km (0.107 R)
• M21: 24,234,107 km (0.087 R)
• M22: 27,603,201 km (0.098 R)
• M23: 29,265,682 km (0.115 R)
• M24: 29,894,591 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.9

Radius: 6.7

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.69 AU - 7.43 AU

Year: 9948 Days

Day: 15.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,955,745 km

• M1: 85,720 km (0.082 R)
• M2: 410,646 km (0.104 R)
• M3: 772,374 km (0.119 R)
• M4: 1,203,365 km (0.109 R)
• M5: 1,560,306 km (0.116 R)
• M6: 2,046,200 km (0.091 R)
• M7: 3,294,295 km (0.087 R)
• M8: 3,851,996 km (0.113 R)
• M9: 4,444,702 km (0.055 R)
• M10: 6,223,720 km (0.114 R)
• M11: 7,145,094 km (0.116 R)
• M12: 8,193,326 km (0.082 R)
• M13: 9,819,305 km (0.099 R)
• M14: 10,132,413 km (0.09 R)
• M15: 10,360,101 km (0.034 R)
• M16: 11,111,681 km (0.073 R)
• M17: 11,402,798 km (0.104 R)
• M18: 13,584,833 km (0.087 R)
• M19: 14,256,079 km (0.076 R)
• M20: 16,277,894 km (0.064 R)
• M21: 18,147,119 km (0.109 R)
• M22: 20,370,892 km (0.032 R)
• M23: 20,880,572 km (0.086 R)
• M24: 22,926,023 km (0.089 R)
• M25: 26,539,410 km (0.086 R)
• M26: 27,234,891 km (0.097 R)
• M27: 30,704,813 km (0.101 R)
• M28: 32,545,615 km (0.088 R)
• M29: 33,041,981 km (0.09 R)
• M30: 33,543,283 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.7

Radius: 5.2

Gravity: 34.64 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.32 AU - 7.52 AU

Year: 10848 Days

Day: 18.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,955,745 km

• M1: 64,626 km (0.118 R)
• M2: 257,757 km (0.099 R)
• M3: 474,375 km (0.071 R)
• M4: 1,206,208 km (0.056 R)
• M5: 1,640,939 km (0.101 R)
• M6: 2,328,640 km (0.07 R)
• M7: 2,490,805 km (0.117 R)
• M8: 3,023,223 km (0.084 R)
• M9: 4,074,597 km (0.089 R)
• M10: 6,869,385 km (0.117 R)
• M11: 8,044,625 km (0.118 R)
• M12: 10,291,436 km (0.115 R)
• M13: 10,454,647 km (0.083 R)
• M14: 10,675,005 km (0.045 R)
• M15: 11,587,253 km (0.112 R)
• M16: 12,062,226 km (0.063 R)
• M17: 13,893,753 km (0.072 R)
• M18: 14,634,412 km (0.097 R)
• M19: 18,176,590 km (0.092 R)
• M20: 19,061,910 km (0.076 R)
• M21: 19,308,298 km (0.042 R)
• M22: 21,533,118 km (0.063 R)
• M23: 22,069,875 km (0.054 R)
• M24: 22,799,164 km (0.073 R)
• M25: 23,828,248 km (0.118 R)
• M26: 24,402,405 km (0.106 R)
• M27: 24,985,687 km (0.073 R)
• M28: 28,789,811 km (0.093 R)
• M29: 30,324,386 km (0.063 R)
• M30: 31,567,694 km (0.067 R)
• M31: 33,317,540 km (0.091 R)
• M32: 39,749,501 km (0.104 R)
• M33: 40,017,281 km (0.116 R)
• M34: 47,712,296 km (0.041 R)
• M35: 48,776,685 km (0.109 R)
• M36: 50,012,513 km (0.118 R)
• M37: 52,064,846 km (0.104 R)
• M38: 53,192,964 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.6

Radius: 7.9

Gravity: 12.43 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.96 AU - 8.94 AU

Year: 13560 Days

Day: 22 Hours

Environment

Temp: -229 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,955,745 km

• M1: 98,286 km (0.103 R)
• M2: 460,612 km (0.064 R)
• M3: 1,030,281 km (0.109 R)
• M4: 1,849,179 km (0.104 R)
• M5: 2,176,649 km (0.106 R)
• M6: 2,878,562 km (0.097 R)
• M7: 4,402,965 km (0.07 R)
• M8: 4,658,029 km (0.108 R)
• M9: 4,990,735 km (0.062 R)
• M10: 5,410,805 km (0.061 R)
• M11: 7,736,603 km (0.116 R)
• M12: 9,403,273 km (0.106 R)
• M13: 16,957,517 km (0.091 R)
• M14: 21,601,633 km (0.081 R)
• M15: 23,192,756 km (0.07 R)
• M16: 25,774,965 km (0.113 R)
• M17: 29,320,584 km (0.099 R)
• M18: 31,502,768 km (0.092 R)
• M19: 39,374,160 km (0.113 R)
• M20: 39,785,255 km (0.113 R)
• M21: 41,035,444 km (0.096 R)
• M22: 43,907,274 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.7

Radius: 8

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.5 AU - 8.4 AU

Year: 14948 Days

Day: 15.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,955,745 km

• M1: 99,483 km (0.11 R)
• M2: 371,302 km (0.109 R)
• M3: 760,256 km (0.031 R)
• M4: 1,085,781 km (0.09 R)
• M5: 1,344,885 km (0.045 R)
• M6: 3,142,902 km (0.086 R)
• M7: 3,452,569 km (0.103 R)
• M8: 4,655,486 km (0.109 R)
• M9: 5,971,947 km (0.059 R)
• M10: 8,387,653 km (0.101 R)
• M11: 9,223,606 km (0.096 R)
• M12: 11,278,632 km (0.075 R)
• M13: 11,667,138 km (0.105 R)
• M14: 15,577,776 km (0.104 R)
• M15: 17,492,778 km (0.099 R)
• M16: 18,698,836 km (0.092 R)
• M17: 20,941,308 km (0.063 R)
• M18: 22,213,489 km (0.084 R)
• M19: 22,561,304 km (0.09 R)
• M20: 30,410,554 km (0.109 R)
• M21: 31,819,318 km (0.104 R)
• M22: 39,520,765 km (0.045 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.1

Radius: 7.6

Gravity: 17.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.81 AU - 9.27 AU

Year: 16642 Days

Day: 16.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,955,745 km

• M1: 94,546 km (0.11 R)
• M2: 429,196 km (0.089 R)
• M3: 947,104 km (0.09 R)
• M4: 1,382,284 km (0.111 R)
• M5: 1,963,921 km (0.102 R)
• M6: 2,310,988 km (0.117 R)
• M7: 2,650,874 km (0.115 R)
• M8: 3,319,278 km (0.115 R)
• M9: 3,875,183 km (0.1 R)
• M10: 4,877,190 km (0.112 R)
• M11: 6,779,476 km (0.096 R)
• M12: 8,224,741 km (0.099 R)
• M13: 8,749,082 km (0.102 R)
• M14: 9,019,555 km (0.1 R)
• M15: 10,098,455 km (0.116 R)
• M16: 10,822,808 km (0.071 R)
• M17: 13,632,256 km (0.117 R)
• M18: 15,833,738 km (0.105 R)
• M19: 16,810,462 km (0.071 R)
• M20: 19,063,406 km (0.076 R)
• M21: 21,510,229 km (0.03 R)
• M22: 23,425,381 km (0.083 R)
• M23: 24,692,026 km (0.099 R)
• M24: 25,124,065 km (0.101 R)
• M25: 26,676,442 km (0.058 R)
• M26: 28,527,716 km (0.092 R)
• M27: 33,791,616 km (0.03 R)
• M28: 41,312,798 km (0.062 R)
• M29: 50,567,970 km (0.085 R)
• M30: 64,930,861 km (0.09 R)
• M31: 65,341,657 km (0.06 R)
• M32: 68,690,555 km (0.095 R)
• M33: 71,713,330 km (0.03 R)
• M34: 73,702,533 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 18,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit