🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.1

Radius: 11.2

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.05 AU - 1.43 AU

Year: 971 Days

Day: 9.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,880,330 km

• M1: 139,276 km (0.056 R)
• M2: 491,279 km (0.106 R)
• M3: 1,070,373 km (0.089 R)
• M4: 1,419,983 km (0.098 R)
• M5: 1,941,182 km (0.102 R)
• M6: 2,339,112 km (0.033 R)
• M7: 3,247,471 km (0.063 R)
• M8: 3,813,549 km (0.092 R)
• M9: 4,210,282 km (0.052 R)
• M10: 5,549,782 km (0.113 R)
• M11: 6,383,042 km (0.083 R)
• M12: 7,084,506 km (0.103 R)
• M13: 7,637,719 km (0.104 R)
• M14: 8,857,690 km (0.076 R)
• M15: 9,301,397 km (0.1 R)
• M16: 9,672,849 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.1

Radius: 8.1

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.36 AU - 1.64 AU

Year: 1291 Days

Day: 7.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,880,330 km

• M1: 100,679 km (0.119 R)
• M2: 498,909 km (0.081 R)
• M3: 858,542 km (0.045 R)
• M4: 1,127,070 km (0.081 R)
• M5: 1,379,592 km (0.032 R)
• M6: 1,811,630 km (0.044 R)
• M7: 2,852,831 km (0.079 R)
• M8: 3,315,388 km (0.081 R)
• M9: 3,826,863 km (0.103 R)
• M10: 4,645,163 km (0.11 R)
• M11: 4,987,743 km (0.057 R)
• M12: 5,638,643 km (0.119 R)
• M13: 5,962,522 km (0.115 R)
• M14: 8,120,621 km (0.093 R)
• M15: 10,427,720 km (0.099 R)
• M16: 11,455,307 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.8

Radius: 9.2

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.81 AU - 4.17 AU

Year: 5602 Days

Day: 5.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,880,330 km

• M1: 115,190 km (0.118 R)
• M2: 606,919 km (0.117 R)
• M3: 2,004,013 km (0.063 R)
• M4: 2,382,944 km (0.113 R)
• M5: 3,101,613 km (0.113 R)
• M6: 4,275,956 km (0.037 R)
• M7: 4,717,718 km (0.105 R)
• M8: 5,363,682 km (0.056 R)
• M9: 6,099,404 km (0.112 R)
• M10: 6,425,229 km (0.093 R)
• M11: 6,831,536 km (0.12 R)
• M12: 7,436,510 km (0.075 R)
• M13: 8,076,639 km (0.042 R)
• M14: 8,510,174 km (0.064 R)
• M15: 9,168,405 km (0.111 R)
• M16: 9,553,320 km (0.093 R)
• M17: 12,661,814 km (0.105 R)
• M18: 16,764,237 km (0.111 R)
• M19: 17,211,385 km (0.117 R)
• M20: 25,074,249 km (0.066 R)
• M21: 30,671,453 km (0.033 R)
• M22: 31,921,792 km (0.061 R)
• M23: 32,313,290 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.6

Radius: 13.6

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.59 AU - 5.67 AU

Year: 8167 Days

Day: 13.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,880,330 km

• M1: 170,093 km (0.102 R)
• M2: 601,982 km (0.079 R)
• M3: 1,198,877 km (0.037 R)
• M4: 1,670,859 km (0.115 R)
• M5: 2,167,823 km (0.108 R)
• M6: 2,843,407 km (0.102 R)
• M7: 3,514,652 km (0.117 R)
• M8: 4,452,332 km (0.11 R)
• M9: 6,250,199 km (0.059 R)
• M10: 7,197,303 km (0.092 R)
• M11: 8,112,992 km (0.055 R)
• M12: 8,882,673 km (0.068 R)
• M13: 11,804,170 km (0.068 R)
• M14: 13,134,693 km (0.072 R)
• M15: 15,124,644 km (0.113 R)
• M16: 15,635,969 km (0.084 R)
• M17: 16,625,709 km (0.119 R)
• M18: 22,293,673 km (0.035 R)
• M19: 23,547,303 km (0.097 R)
• M20: 25,380,625 km (0.096 R)
• M21: 26,933,002 km (0.119 R)
• M22: 28,066,356 km (0.088 R)
• M23: 33,133,385 km (0.079 R)
• M24: 37,023,079 km (0.115 R)
• M25: 40,959,897 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.3

Radius: 6.7

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.52 AU - 5.96 AU

Year: 9667 Days

Day: 23 Hours

Environment

Temp: -231 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 39,880,330 km

• M1: 83,326 km (0.113 R)
• M2: 302,337 km (0.088 R)
• M3: 1,186,910 km (0.095 R)
• M4: 2,038,421 km (0.111 R)
• M5: 2,256,085 km (0.117 R)
• M6: 3,025,767 km (0.081 R)
• M7: 3,783,031 km (0.093 R)
• M8: 4,219,408 km (0.11 R)
• M9: 5,223,210 km (0.056 R)
• M10: 5,601,393 km (0.091 R)
• M11: 6,342,202 km (0.106 R)
• M12: 6,920,697 km (0.038 R)
• M13: 7,184,587 km (0.088 R)
• M14: 7,975,960 km (0.103 R)
• M15: 8,520,496 km (0.099 R)
• M16: 9,044,986 km (0.08 R)
• M17: 9,871,664 km (0.065 R)
• M18: 11,051,094 km (0.061 R)
• M19: 13,105,970 km (0.103 R)
• M20: 13,863,833 km (0.056 R)
• M21: 14,527,599 km (0.12 R)
• M22: 15,339,167 km (0.092 R)
• M23: 15,594,830 km (0.086 R)
• M24: 17,534,366 km (0.106 R)
• M25: 18,310,331 km (0.114 R)
• M26: 18,670,562 km (0.085 R)
• M27: 20,311,950 km (0.041 R)
• M28: 23,117,658 km (0.085 R)
• M29: 27,842,258 km (0.118 R)
• M30: 28,510,811 km (0.114 R)
• M31: 28,897,521 km (0.05 R)
• M32: 29,879,781 km (0.068 R)
• M33: 31,394,609 km (0.054 R)
• M34: 32,537,387 km (0.118 R)
• M35: 33,278,944 km (0.115 R)
• M36: 35,126,777 km (0.065 R)
• M37: 35,795,031 km (0.063 R)
• M38: 36,245,171 km (0.114 R)
• M39: 37,271,711 km (0.113 R)
• M40: 39,144,527 km (0.102 R)
• M41: 39,502,515 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.3

Radius: 7.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.57 AU - 10.31 AU

Year: 22029 Days

Day: 24.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,880,330 km

• M1: 90,806 km (0.109 R)
• M2: 654,640 km (0.096 R)
• M3: 1,071,270 km (0.113 R)
• M4: 2,222,875 km (0.11 R)
• M5: 2,793,142 km (0.052 R)
• M6: 4,491,227 km (0.099 R)
• M7: 4,858,490 km (0.111 R)
• M8: 7,420,802 km (0.045 R)
• M9: 7,734,360 km (0.079 R)
• M10: 15,633,277 km (0.034 R)
• M11: 21,789,528 km (0.093 R)
• M12: 37,655,130 km (0.096 R)
• M13: 38,698,576 km (0.099 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: 344 - 18,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit