🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430

Radius: 10.9

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.81 AU - 1.13 AU

Year: 637 Days

Day: 10.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,120,386 km

• M1: 135,685 km (0.075 R)
• M2: 620,831 km (0.071 R)
• M3: 986,000 km (0.06 R)
• M4: 1,583,643 km (0.094 R)
• M5: 2,538,526 km (0.09 R)
• M6: 2,883,798 km (0.117 R)
• M7: 3,356,827 km (0.107 R)
• M8: 3,894,781 km (0.104 R)
• M9: 4,386,509 km (0.109 R)
• M10: 4,747,189 km (0.06 R)
• M11: 5,597,653 km (0.119 R)
• M12: 6,004,859 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.1

Radius: 13.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.96 AU - 1.18 AU

Year: 738 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,120,386 km

• M1: 173,683 km (0.089 R)
• M2: 770,130 km (0.106 R)
• M3: 1,371,214 km (0.06 R)
• M4: 2,206,868 km (0.092 R)
• M5: 3,051,797 km (0.055 R)
• M6: 4,870,907 km (0.089 R)
• M7: 5,366,225 km (0.115 R)
• M8: 5,949,956 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.8

Radius: 14.5

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.71 AU - 2.15 AU

Year: 1788 Days

Day: 8 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,120,386 km

• M1: 235,168 km (0.067 R)
• M2: 824,135 km (0.076 R)
• M3: 1,680,433 km (0.087 R)
• M4: 2,874,373 km (0.071 R)
• M5: 3,505,527 km (0.117 R)
• M6: 4,696,625 km (0.096 R)
• M7: 5,738,574 km (0.091 R)
• M8: 6,364,492 km (0.06 R)
• M9: 7,035,737 km (0.086 R)
• M10: 7,640,262 km (0.098 R)
• M11: 8,922,466 km (0.108 R)
• M12: 10,448,364 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.5

Radius: 13.6

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.44 AU - 2.9 AU

Year: 2909 Days

Day: 13.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,120,386 km

• M1: 169,195 km (0.068 R)
• M2: 1,381,686 km (0.107 R)
• M3: 2,205,671 km (0.08 R)
• M4: 2,903,695 km (0.109 R)
• M5: 3,478,300 km (0.036 R)
• M6: 4,055,449 km (0.074 R)
• M7: 4,600,434 km (0.109 R)
• M8: 5,727,803 km (0.076 R)
• M9: 6,801,467 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.8

Radius: 10.1

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.6 AU - 2.88 AU

Year: 3025 Days

Day: 7.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,120,386 km

• M1: 126,410 km (0.072 R)
• M2: 470,037 km (0.061 R)
• M3: 847,472 km (0.099 R)
• M4: 1,411,606 km (0.115 R)
• M5: 1,828,535 km (0.076 R)
• M6: 2,170,067 km (0.1 R)
• M7: 2,829,943 km (0.048 R)
• M8: 3,216,504 km (0.077 R)
• M9: 4,317,843 km (0.105 R)
• M10: 4,808,225 km (0.042 R)
• M11: 5,335,558 km (0.12 R)
• M12: 6,270,694 km (0.118 R)
• M13: 6,655,908 km (0.11 R)
• M14: 7,119,961 km (0.1 R)
• M15: 7,805,867 km (0.066 R)
• M16: 9,694,092 km (0.117 R)
• M17: 11,690,924 km (0.105 R)
• M18: 14,097,954 km (0.081 R)
• M19: 15,231,756 km (0.117 R)
• M20: 15,658,708 km (0.044 R)
• M21: 20,059,578 km (0.033 R)
• M22: 20,767,625 km (0.075 R)
• M23: 21,759,908 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.9

Radius: 9.7

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.42 AU - 3.54 AU

Year: 4329 Days

Day: 6.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,120,386 km

• M1: 120,725 km (0.101 R)
• M2: 628,909 km (0.04 R)
• M3: 1,024,596 km (0.104 R)
• M4: 1,732,792 km (0.111 R)
• M5: 4,353,597 km (0.045 R)
• M6: 4,828,122 km (0.091 R)
• M7: 5,364,580 km (0.099 R)
• M8: 6,030,141 km (0.117 R)
• M9: 8,026,375 km (0.08 R)
• M10: 9,094,354 km (0.092 R)
• M11: 10,125,681 km (0.114 R)
• M12: 11,697,955 km (0.118 R)
• M13: 12,370,398 km (0.07 R)
• M14: 13,634,948 km (0.118 R)
• M15: 15,718,996 km (0.075 R)
• M16: 19,033,935 km (0.11 R)
• M17: 19,561,717 km (0.03 R)
• M18: 22,348,276 km (0.101 R)
• M19: 27,843,455 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326

Radius: 14.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.93 AU - 4.09 AU

Year: 4385 Days

Day: 6 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,120,386 km

• M1: 185,651 km (0.063 R)
• M2: 681,119 km (0.095 R)
• M3: 1,783,356 km (0.104 R)
• M4: 2,338,514 km (0.084 R)
• M5: 3,076,480 km (0.118 R)
• M6: 4,047,819 km (0.072 R)
• M7: 5,363,682 km (0.085 R)
• M8: 6,742,376 km (0.026 R)
• M9: 8,145,305 km (0.057 R)
• M10: 10,192,552 km (0.112 R)
• M11: 11,108,988 km (0.064 R)
• M12: 14,929,120 km (0.1 R)
• M13: 15,797,236 km (0.109 R)
• M14: 17,189,693 km (0.095 R)
• M15: 17,746,496 km (0.095 R)
• M16: 18,720,827 km (0.038 R)
• M17: 19,730,613 km (0.086 R)
• M18: 21,217,616 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574

Radius: 5.8

Gravity: 17.06 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.39 AU - 7.83 AU

Year: 11333 Days

Day: 23.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,120,386 km

• M1: 74,350 km (0.071 R)
• M2: 261,946 km (0.071 R)
• M3: 476,469 km (0.042 R)
• M4: 847,771 km (0.056 R)
• M5: 1,561,802 km (0.096 R)
• M6: 2,051,436 km (0.079 R)
• M7: 2,556,628 km (0.096 R)
• M8: 2,893,073 km (0.117 R)
• M9: 3,187,781 km (0.061 R)
• M10: 4,193,528 km (0.105 R)
• M11: 4,423,459 km (0.07 R)
• M12: 4,692,287 km (0.11 R)
• M13: 6,616,714 km (0.118 R)
• M14: 6,850,086 km (0.049 R)
• M15: 7,374,277 km (0.087 R)
• M16: 8,055,845 km (0.116 R)
• M17: 10,094,416 km (0.088 R)
• M18: 10,561,011 km (0.102 R)
• M19: 13,729,345 km (0.108 R)
• M20: 15,630,883 km (0.08 R)
• M21: 16,466,836 km (0.108 R)
• M22: 18,996,386 km (0.078 R)
• M23: 23,889,284 km (0.096 R)
• M24: 24,531,358 km (0.07 R)
• M25: 25,849,764 km (0.111 R)
• M26: 27,115,811 km (0.059 R)
• M27: 27,713,754 km (0.118 R)
• M28: 39,779,570 km (0.037 R)
• M29: 40,164,186 km (0.079 R)
• M30: 44,560,867 km (0.094 R)
• M31: 45,114,679 km (0.06 R)
• M32: 48,680,344 km (0.08 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 19,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit