🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.49 AU - 0.69 AU

Year: 293 Days

Day: 12.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.1

Radius: 12.2

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.6 AU - 0.86 AU

Year: 403 Days

Day: 13.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,355,521 km

• M1: 152,739 km (0.114 R)
• M2: 241,152 km (0.102 R)
• M3: 320,289 km (0.092 R)
• M4: 430,842 km (0.104 R)
• M5: 560,992 km (0.107 R)
• M6: 680,970 km (0.091 R)
• M7: 767,437 km (0.106 R)
• M8: 855,401 km (0.105 R)
• M9: 932,444 km (0.099 R)
• M10: 1,027,289 km (0.096 R)
• M11: 1,107,024 km (0.096 R)
• M12: 1,211,294 km (0.07 R)
• M13: 1,322,595 km (0.07 R)
• M14: 1,485,806 km (0.11 R)
• M15: 1,587,832 km (0.107 R)
• M16: 1,688,661 km (0.047 R)
• M17: 1,769,593 km (0.102 R)
• M18: 1,935,348 km (0.071 R)
• M19: 2,086,591 km (0.116 R)
• M20: 2,181,735 km (0.109 R)
• M21: 2,310,988 km (0.092 R)
• M22: 2,405,534 km (0.105 R)
• M23: 2,509,654 km (0.115 R)
• M24: 2,636,812 km (0.113 R)
• M25: 2,714,154 km (0.071 R)
• M26: 2,801,071 km (0.058 R)
• M27: 2,888,884 km (0.076 R)
• M28: 3,062,867 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.6

Radius: 14.1

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.14 AU - 1.18 AU

Year: 807 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,355,521 km

• M1: 176,376 km (0.119 R)
• M2: 287,826 km (0.115 R)
• M3: 380,577 km (0.116 R)
• M4: 469,737 km (0.115 R)
• M5: 595,250 km (0.104 R)
• M6: 722,259 km (0.102 R)
• M7: 873,502 km (0.035 R)
• M8: 993,629 km (0.093 R)
• M9: 1,164,919 km (0.1 R)
• M10: 1,336,208 km (0.062 R)
• M11: 1,438,832 km (0.081 R)
• M12: 1,572,573 km (0.11 R)
• M13: 1,710,652 km (0.046 R)
• M14: 2,074,324 km (0.11 R)
• M15: 2,162,886 km (0.046 R)
• M16: 2,389,976 km (0.088 R)
• M17: 2,529,999 km (0.108 R)
• M18: 2,679,896 km (0.095 R)
• M19: 2,797,779 km (0.085 R)
• M20: 2,896,215 km (0.03 R)
• M21: 3,017,389 km (0.088 R)
• M22: 3,361,165 km (0.073 R)
• M23: 3,664,101 km (0.071 R)
• M24: 3,764,481 km (0.102 R)
• M25: 3,920,661 km (0.048 R)
• M26: 4,047,221 km (0.119 R)
• M27: 4,159,120 km (0.1 R)
• M28: 4,386,210 km (0.083 R)
• M29: 4,608,961 km (0.086 R)
• M30: 4,734,473 km (0.12 R)
• M31: 4,852,506 km (0.1 R)
• M32: 4,988,790 km (0.06 R)
• M33: 5,195,534 km (0.026 R)
• M34: 5,546,491 km (0.079 R)
• M35: 5,978,081 km (0.112 R)
• M36: 6,216,390 km (0.099 R)
• M37: 6,336,667 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.6

Radius: 13.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.3 AU - 2.08 AU

Year: 1419 Days

Day: 8.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 74,355,521 km

• M1: 173,683 km (0.074 R)
• M2: 268,379 km (0.108 R)
• M3: 358,287 km (0.066 R)
• M4: 470,336 km (0.082 R)
• M5: 673,340 km (0.095 R)
• M6: 816,655 km (0.105 R)
• M7: 902,075 km (0.054 R)
• M8: 1,109,867 km (0.108 R)
• M9: 1,298,210 km (0.1 R)
• M10: 1,437,486 km (0.102 R)
• M11: 1,675,795 km (0.085 R)
• M12: 1,779,766 km (0.117 R)
• M13: 1,902,586 km (0.084 R)
• M14: 2,019,870 km (0.107 R)
• M15: 2,105,291 km (0.04 R)
• M16: 2,477,341 km (0.071 R)
• M17: 2,918,804 km (0.107 R)
• M18: 3,213,661 km (0.104 R)
• M19: 3,622,213 km (0.072 R)
• M20: 3,928,889 km (0.091 R)
• M21: 4,069,212 km (0.114 R)
• M22: 4,200,259 km (0.047 R)
• M23: 4,556,602 km (0.104 R)
• M24: 4,841,885 km (0.111 R)
• M25: 4,957,673 km (0.057 R)
• M26: 5,239,366 km (0.088 R)
• M27: 5,454,189 km (0.055 R)
• M28: 5,818,609 km (0.092 R)
• M29: 6,191,108 km (0.093 R)
• M30: 6,329,636 km (0.118 R)
• M31: 6,700,040 km (0.041 R)
• M32: 6,855,322 km (0.11 R)
• M33: 7,011,802 km (0.12 R)
• M34: 7,156,313 km (0.045 R)
• M35: 7,408,386 km (0.053 R)
• M36: 7,555,590 km (0.036 R)
• M37: 7,663,450 km (0.088 R)
• M38: 7,921,357 km (0.106 R)
• M39: 8,085,615 km (0.113 R)
• M40: 8,223,545 km (0.098 R)
• M41: 8,459,760 km (0.075 R)
• M42: 8,585,571 km (0.078 R)
• M43: 8,811,165 km (0.043 R)
• M44: 8,910,348 km (0.034 R)
• M45: 9,067,127 km (0.092 R)
• M46: 9,470,293 km (0.113 R)
• M47: 9,601,191 km (0.108 R)
• M48: 9,688,706 km (0.117 R)
• M49: 9,820,502 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 10.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.7 AU - 2.58 AU

Year: 2021 Days

Day: 7.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,355,521 km

• M1: 129,851 km (0.066 R)
• M2: 261,048 km (0.117 R)
• M3: 433,834 km (0.037 R)
• M4: 524,191 km (0.105 R)
• M5: 600,336 km (0.097 R)
• M6: 694,433 km (0.101 R)
• M7: 813,663 km (0.093 R)
• M8: 955,930 km (0.097 R)
• M9: 1,140,385 km (0.118 R)
• M10: 1,219,821 km (0.105 R)
• M11: 1,295,368 km (0.081 R)
• M12: 1,469,799 km (0.031 R)
• M13: 1,671,457 km (0.079 R)
• M14: 1,815,520 km (0.037 R)
• M15: 2,294,083 km (0.117 R)
• M16: 2,551,541 km (0.118 R)
• M17: 2,741,381 km (0.115 R)
• M18: 3,046,710 km (0.065 R)
• M19: 3,281,130 km (0.091 R)
• M20: 3,639,417 km (0.084 R)
• M21: 3,931,582 km (0.074 R)
• M22: 4,045,426 km (0.04 R)
• M23: 4,195,921 km (0.092 R)
• M24: 4,348,361 km (0.071 R)
• M25: 4,502,447 km (0.053 R)
• M26: 4,779,203 km (0.119 R)
• M27: 5,185,361 km (0.107 R)
• M28: 5,368,469 km (0.096 R)
• M29: 5,900,439 km (0.065 R)
• M30: 5,980,624 km (0.112 R)
• M31: 6,071,430 km (0.106 R)
• M32: 6,172,857 km (0.088 R)
• M33: 6,408,025 km (0.046 R)
• M34: 6,500,925 km (0.051 R)
• M35: 6,972,158 km (0.104 R)
• M36: 7,121,008 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.2

Radius: 6.6

Gravity: 14.47 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.74 AU - 10.08 AU

Year: 20143 Days

Day: 22.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 74,355,521 km

• M1: 125,513 km (0.116 R)
• M2: 341,083 km (0.116 R)
• M3: 507,286 km (0.106 R)
• M4: 589,416 km (0.087 R)
• M5: 698,622 km (0.048 R)
• M6: 767,587 km (0.081 R)
• M7: 1,040,154 km (0.073 R)
• M8: 1,146,518 km (0.111 R)
• M9: 1,517,072 km (0.057 R)
• M10: 1,731,296 km (0.057 R)
• M11: 1,955,244 km (0.104 R)
• M12: 2,291,241 km (0.115 R)
• M13: 2,537,329 km (0.091 R)
• M14: 2,609,136 km (0.079 R)
• M15: 3,092,637 km (0.114 R)
• M16: 3,403,950 km (0.108 R)
• M17: 3,848,405 km (0.089 R)
• M18: 4,527,131 km (0.096 R)
• M19: 4,614,496 km (0.109 R)
• M20: 4,791,021 km (0.077 R)
• M21: 5,060,148 km (0.116 R)
• M22: 5,566,088 km (0.112 R)
• M23: 6,233,294 km (0.117 R)
• M24: 6,625,839 km (0.079 R)
• M25: 6,775,138 km (0.106 R)
• M26: 6,975,898 km (0.076 R)
• M27: 7,486,476 km (0.09 R)
• M28: 7,589,998 km (0.108 R)
• M29: 8,009,021 km (0.104 R)
• M30: 10,386,730 km (0.09 R)
• M31: 11,027,757 km (0.039 R)
• M32: 11,621,361 km (0.077 R)
• M33: 12,286,473 km (0.108 R)
• M34: 12,347,509 km (0.029 R)
• M35: 13,843,338 km (0.057 R)
• M36: 14,098,253 km (0.114 R)
• M37: 14,418,841 km (0.097 R)
• M38: 15,133,021 km (0.115 R)
• M39: 16,192,025 km (0.097 R)
• M40: 17,001,948 km (0.094 R)
• M41: 17,480,511 km (0.064 R)
• M42: 18,171,803 km (0.107 R)
• M43: 19,296,330 km (0.048 R)
• M44: 20,370,892 km (0.042 R)
• M45: 20,879,076 km (0.039 R)
• M46: 21,538,353 km (0.103 R)
• M47: 22,353,662 km (0.057 R)
• M48: 23,028,199 km (0.037 R)
• M49: 24,090,643 km (0.116 R)
• M50: 25,635,839 km (0.08 R)
• M51: 26,341,642 km (0.047 R)
• M52: 27,053,877 km (0.112 R)
• M53: 28,093,732 km (0.109 R)
• M54: 28,254,849 km (0.081 R)
• M55: 28,335,632 km (0.083 R)
• M56: 29,555,004 km (0.09 R)
• M57: 31,876,913 km (0.075 R)
• M58: 32,213,358 km (0.063 R)
• M59: 33,570,809 km (0.107 R)
• M60: 37,310,756 km (0.117 R)
• M61: 39,454,793 km (0.107 R)
• M62: 40,632,726 km (0.1 R)
• M63: 41,822,179 km (0.069 R)
• M64: 42,282,791 km (0.064 R)
• M65: 42,837,649 km (0.115 R)
• M66: 43,861,198 km (0.051 R)
• M67: 44,048,046 km (0.088 R)
• M68: 44,892,675 km (0.102 R)
• M69: 45,837,386 km (0.045 R)
• M70: 46,312,210 km (0.107 R)
• M71: 46,884,122 km (0.079 R)
• M72: 46,979,715 km (0.104 R)
• M73: 47,554,321 km (0.119 R)
• M74: 47,938,638 km (0.089 R)
• M75: 53,227,820 km (0.106 R)
• M76: 53,527,016 km (0.083 R)
• M77: 53,626,947 km (0.106 R)
• M78: 54,428,044 km (0.082 R)
• M79: 54,830,163 km (0.111 R)
• M80: 56,957,145 km (0.107 R)
• M81: 58,595,691 km (0.089 R)
• M82: 58,698,614 km (0.052 R)
• M83: 59,524,245 km (0.101 R)
• M84: 61,500,283 km (0.062 R)
• M85: 62,128,893 km (0.053 R)
• M86: 62,864,765 km (0.113 R)
• M87: 65,944,237 km (0.075 R)
• M88: 72,028,233 km (0.066 R)
• M89: 72,359,144 km (0.105 R)
• M90: 72,911,908 km (0.112 R)
• M91: 74,244,077 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 16,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit