🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.81 AU - 0.85 AU

Year: 319 Days

Day: 15.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.5 AU - 1.56 AU

Year: 798 Days

Day: 44.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.29 AU - 1.77 AU

Year: 798 Days

Day: 20.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,408,749 km

• M1: 1,162,525 km (0.104 R)
• M2: 1,201,271 km (0.11 R)

Asteroid Belt

Center: 4.53 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.8

Radius: 10.1

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.3 AU - 7.74 AU

Year: 8697 Days

Day: 5.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 59,408,749 km

• M1: 133,142 km (0.112 R)
• M2: 217,515 km (0.103 R)
• M3: 284,086 km (0.097 R)
• M4: 435,779 km (0.03 R)
• M5: 759,957 km (0.097 R)
• M6: 913,295 km (0.115 R)
• M7: 1,372,411 km (0.109 R)
• M8: 1,455,438 km (0.094 R)
• M9: 1,760,019 km (0.084 R)
• M10: 1,943,276 km (0.087 R)
• M11: 2,711,611 km (0.047 R)
• M12: 3,087,102 km (0.064 R)
• M13: 3,337,229 km (0.072 R)
• M14: 3,479,048 km (0.106 R)
• M15: 4,527,729 km (0.096 R)
• M16: 4,621,826 km (0.107 R)
• M17: 4,685,106 km (0.033 R)
• M18: 4,780,400 km (0.044 R)
• M19: 4,940,619 km (0.111 R)
• M20: 5,005,246 km (0.103 R)
• M21: 5,135,396 km (0.096 R)
• M22: 5,701,025 km (0.114 R)
• M23: 5,974,041 km (0.049 R)
• M24: 6,112,270 km (0.047 R)
• M25: 6,286,402 km (0.082 R)
• M26: 6,462,179 km (0.105 R)
• M27: 6,675,506 km (0.113 R)
• M28: 6,854,874 km (0.061 R)
• M29: 7,035,887 km (0.113 R)
• M30: 7,365,900 km (0.11 R)
• M31: 10,891,024 km (0.061 R)
• M32: 11,230,013 km (0.082 R)
• M33: 11,745,078 km (0.115 R)
• M34: 12,049,211 km (0.089 R)
• M35: 12,355,887 km (0.119 R)
• M36: 12,444,000 km (0.034 R)
• M37: 13,021,597 km (0.095 R)
• M38: 13,744,753 km (0.102 R)
• M39: 14,900,397 km (0.118 R)
• M40: 15,513,748 km (0.076 R)
• M41: 16,039,136 km (0.101 R)
• M42: 17,009,278 km (0.091 R)
• M43: 18,600,850 km (0.117 R)
• M44: 19,209,863 km (0.051 R)
• M45: 19,516,837 km (0.082 R)
• M46: 21,023,438 km (0.09 R)
• M47: 22,620,993 km (0.104 R)
• M48: 22,782,858 km (0.042 R)
• M49: 23,543,563 km (0.105 R)
• M50: 23,872,080 km (0.115 R)
• M51: 24,036,937 km (0.058 R)
• M52: 24,202,093 km (0.032 R)
• M53: 26,270,732 km (0.108 R)
• M54: 26,611,516 km (0.1 R)
• M55: 27,010,943 km (0.098 R)
• M56: 27,931,269 km (0.054 R)
• M57: 28,221,040 km (0.115 R)
• M58: 28,511,858 km (0.112 R)
• M59: 29,213,622 km (0.112 R)
• M60: 30,455,583 km (0.099 R)
• M61: 31,232,894 km (0.041 R)
• M62: 31,353,171 km (0.045 R)
• M63: 31,835,324 km (0.075 R)
• M64: 32,138,111 km (0.084 R)
• M65: 32,868,298 km (0.086 R)
• M66: 32,990,669 km (0.118 R)
• M67: 34,655,843 km (0.109 R)
• M68: 36,727,923 km (0.073 R)
• M69: 36,791,352 km (0.12 R)
• M70: 37,682,956 km (0.106 R)
• M71: 38,517,263 km (0.1 R)
• M72: 39,163,227 km (0.07 R)
• M73: 39,292,928 km (0.071 R)
• M74: 39,682,630 km (0.066 R)
• M75: 40,400,401 km (0.119 R)
• M76: 41,056,687 km (0.095 R)
• M77: 41,188,483 km (0.042 R)
• M78: 42,047,773 km (0.039 R)
• M79: 42,379,880 km (0.118 R)
• M80: 43,515,477 km (0.091 R)
• M81: 43,649,816 km (0.042 R)
• M82: 45,339,674 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.3

Radius: 15

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.62 AU - 9.3 AU

Year: 9472 Days

Day: 5.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 59,408,749 km

• M1: 252,671 km (0.111 R)
• M2: 409,898 km (0.097 R)
• M3: 559,496 km (0.089 R)
• M4: 871,557 km (0.074 R)
• M5: 1,118,842 km (0.115 R)
• M6: 1,500,616 km (0.117 R)
• M7: 2,600,759 km (0.059 R)
• M8: 2,767,261 km (0.089 R)
• M9: 2,880,208 km (0.119 R)
• M10: 2,994,800 km (0.05 R)
• M11: 3,111,037 km (0.092 R)
• M12: 3,408,288 km (0.098 R)
• M13: 3,871,742 km (0.09 R)
• M14: 4,159,718 km (0.087 R)
• M15: 4,290,018 km (0.093 R)
• M16: 4,655,336 km (0.119 R)
• M17: 4,756,763 km (0.026 R)
• M18: 4,858,939 km (0.086 R)
• M19: 4,961,862 km (0.042 R)
• M20: 5,884,731 km (0.046 R)
• M21: 6,105,239 km (0.093 R)
• M22: 6,216,540 km (0.063 R)
• M23: 6,366,137 km (0.051 R)
• M24: 8,170,437 km (0.118 R)
• M25: 9,086,275 km (0.028 R)
• M26: 9,299,004 km (0.078 R)
• M27: 9,947,211 km (0.12 R)
• M28: 10,298,916 km (0.12 R)
• M29: 10,565,350 km (0.103 R)
• M30: 11,150,726 km (0.094 R)
• M31: 12,399,868 km (0.113 R)
• M32: 12,731,078 km (0.108 R)
• M33: 13,498,964 km (0.098 R)
• M34: 13,644,672 km (0.068 R)
• M35: 13,790,829 km (0.106 R)
• M36: 15,331,987 km (0.116 R)
• M37: 16,510,369 km (0.056 R)
• M38: 17,558,900 km (0.114 R)
• M39: 17,718,073 km (0.104 R)
• M40: 17,824,437 km (0.06 R)
• M41: 17,984,357 km (0.114 R)
• M42: 18,466,960 km (0.072 R)
• M43: 18,628,824 km (0.055 R)
• M44: 18,791,138 km (0.108 R)
• M45: 18,954,050 km (0.041 R)
• M46: 19,830,245 km (0.113 R)
• M47: 20,887,902 km (0.077 R)
• M48: 21,849,816 km (0.09 R)
• M49: 22,020,956 km (0.088 R)
• M50: 22,710,453 km (0.049 R)
• M51: 23,057,969 km (0.118 R)
• M52: 23,232,250 km (0.106 R)
• M53: 23,465,473 km (0.106 R)
• M54: 24,051,747 km (0.095 R)
• M55: 24,228,722 km (0.119 R)
• M56: 24,642,958 km (0.073 R)
• M57: 24,940,359 km (0.099 R)
• M58: 25,059,738 km (0.053 R)
• M59: 26,445,313 km (0.071 R)
• M60: 26,994,188 km (0.035 R)
• M61: 28,351,938 km (0.086 R)
• M62: 28,663,550 km (0.104 R)
• M63: 29,039,041 km (0.119 R)
• M64: 30,048,528 km (0.103 R)
• M65: 30,557,459 km (0.098 R)
• M66: 30,877,001 km (0.108 R)
• M67: 31,648,626 km (0.09 R)
• M68: 34,531,527 km (0.072 R)
• M69: 36,274,342 km (0.043 R)
• M70: 38,872,558 km (0.11 R)
• M71: 39,080,200 km (0.102 R)
• M72: 40,895,570 km (0.067 R)
• M73: 42,453,033 km (0.115 R)
• M74: 43,454,142 km (0.08 R)
• M75: 44,318,519 km (0.072 R)
• M76: 46,137,629 km (0.055 R)
• M77: 47,610,270 km (0.117 R)
• M78: 48,874,223 km (0.072 R)
• M79: 49,098,470 km (0.119 R)
• M80: 50,149,245 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.1

Radius: 5.6

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 9.22 AU - 13.32 AU

Year: 15957 Days

Day: 18.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 59,408,749 km

• M1: 126,560 km (0.109 R)
• M2: 193,729 km (0.115 R)
• M3: 332,257 km (0.096 R)
• M4: 471,532 km (0.115 R)
• M5: 532,568 km (0.091 R)
• M6: 812,616 km (0.092 R)
• M7: 1,143,825 km (0.097 R)
• M8: 1,313,320 km (0.094 R)
• M9: 1,617,303 km (0.062 R)
• M10: 1,735,335 km (0.111 R)
• M11: 2,407,628 km (0.08 R)
• M12: 2,556,478 km (0.078 R)
• M13: 2,934,362 km (0.116 R)
• M14: 3,602,466 km (0.093 R)
• M15: 3,803,975 km (0.053 R)
• M16: 3,898,221 km (0.106 R)
• M17: 3,993,366 km (0.112 R)
• M18: 4,137,428 km (0.1 R)
• M19: 4,381,273 km (0.079 R)
• M20: 4,480,157 km (0.073 R)
• M21: 4,865,970 km (0.091 R)
• M22: 5,455,685 km (0.103 R)
• M23: 5,508,792 km (0.038 R)
• M24: 6,104,491 km (0.059 R)
• M25: 6,550,442 km (0.098 R)
• M26: 6,588,141 km (0.108 R)
• M27: 6,891,824 km (0.112 R)
• M28: 7,122,654 km (0.103 R)
• M29: 7,297,384 km (0.085 R)
• M30: 7,591,942 km (0.072 R)
• M31: 8,050,909 km (0.09 R)
• M32: 8,151,887 km (0.082 R)
• M33: 8,416,376 km (0.047 R)
• M34: 8,477,861 km (0.072 R)
• M35: 9,396,242 km (0.09 R)
• M36: 10,676,351 km (0.111 R)
• M37: 10,854,074 km (0.072 R)
• M38: 11,100,162 km (0.072 R)
• M39: 12,218,256 km (0.088 R)
• M40: 12,755,313 km (0.072 R)
• M41: 13,015,015 km (0.107 R)
• M42: 13,204,854 km (0.11 R)
• M43: 14,486,011 km (0.051 R)
• M44: 14,707,565 km (0.097 R)
• M45: 15,054,183 km (0.118 R)
• M46: 15,428,776 km (0.05 R)
• M47: 15,882,208 km (0.113 R)
• M48: 15,958,203 km (0.12 R)
• M49: 16,288,964 km (0.042 R)
• M50: 16,957,218 km (0.113 R)
• M51: 17,346,771 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241

Radius: 5.4

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 12.06 AU - 16.92 AU

Year: 23263 Days

Day: 24 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 59,408,749 km

• M1: 94,695 km (0.043 R)
• M2: 287,826 km (0.081 R)
• M3: 506,688 km (0.041 R)
• M4: 671,844 km (0.076 R)
• M5: 939,325 km (0.118 R)
• M6: 1,915,601 km (0.075 R)
• M7: 2,472,554 km (0.034 R)
• M8: 2,945,432 km (0.028 R)
• M9: 3,109,242 km (0.078 R)
• M10: 3,829,406 km (0.078 R)
• M11: 4,337,141 km (0.067 R)
• M12: 4,523,540 km (0.106 R)
• M13: 4,561,239 km (0.119 R)
• M14: 5,414,695 km (0.03 R)
• M15: 5,655,847 km (0.072 R)
• M16: 6,400,545 km (0.108 R)
• M17: 7,131,630 km (0.086 R)
• M18: 7,219,444 km (0.112 R)
• M19: 7,263,425 km (0.112 R)
• M20: 7,351,688 km (0.113 R)
• M21: 7,395,969 km (0.082 R)
• M22: 8,162,359 km (0.074 R)
• M23: 8,346,364 km (0.109 R)
• M24: 8,485,191 km (0.107 R)
• M25: 8,671,590 km (0.104 R)
• M26: 9,575,161 km (0.041 R)
• M27: 10,359,204 km (0.118 R)
• M28: 10,408,870 km (0.103 R)
• M29: 10,508,502 km (0.108 R)
• M30: 10,608,284 km (0.06 R)
• M31: 10,859,459 km (0.045 R)
• M32: 10,910,023 km (0.079 R)
• M33: 10,960,587 km (0.114 R)
• M34: 11,521,729 km (0.12 R)
• M35: 11,573,190 km (0.108 R)
• M36: 11,883,756 km (0.073 R)
• M37: 12,512,964 km (0.089 R)
• M38: 12,565,772 km (0.083 R)
• M39: 14,077,608 km (0.103 R)
• M40: 14,409,117 km (0.06 R)
• M41: 15,023,217 km (0.078 R)
• M42: 15,248,661 km (0.112 R)
• M43: 15,702,989 km (0.075 R)
• M44: 15,874,578 km (0.085 R)
• M45: 15,931,874 km (0.092 R)
• M46: 16,277,146 km (0.085 R)
• M47: 18,159,985 km (0.1 R)
• M48: 18,279,962 km (0.056 R)
• M49: 19,371,279 km (0.098 R)
• M50: 20,546,071 km (0.11 R)
• M51: 21,047,523 km (0.096 R)
• M52: 21,236,615 km (0.103 R)
• M53: 23,093,573 km (0.038 R)
• M54: 23,680,296 km (0.036 R)
• M55: 24,470,322 km (0.105 R)
• M56: 26,008,487 km (0.114 R)
• M57: 28,827,061 km (0.05 R)
• M58: 28,896,923 km (0.099 R)
• M59: 28,966,935 km (0.09 R)
• M60: 29,317,892 km (0.102 R)
• M61: 29,528,974 km (0.105 R)
• M62: 31,957,696 km (0.099 R)
• M63: 32,392,876 km (0.085 R)
• M64: 32,465,580 km (0.103 R)
• M65: 32,830,001 km (0.062 R)
• M66: 34,821,298 km (0.085 R)
• M67: 35,044,947 km (0.069 R)
• M68: 35,718,736 km (0.114 R)
• M69: 36,775,495 km (0.088 R)
• M70: 37,155,324 km (0.104 R)
• M71: 37,919,021 km (0.117 R)
• M72: 38,610,612 km (0.115 R)
• M73: 40,789,056 km (0.066 R)
• M74: 41,103,511 km (0.068 R)
• M75: 41,418,863 km (0.058 R)
• M76: 41,734,814 km (0.049 R)
• M77: 42,767,638 km (0.116 R)
• M78: 42,847,373 km (0.081 R)
• M79: 46,406,905 km (0.106 R)
• M80: 47,146,517 km (0.045 R)
• M81: 48,055,773 km (0.053 R)
• M82: 48,304,853 km (0.108 R)
• M83: 48,971,013 km (0.069 R)
• M84: 49,054,488 km (0.094 R)
• M85: 49,388,839 km (0.056 R)
• M86: 50,480,754 km (0.068 R)
• M87: 51,241,459 km (0.103 R)
• M88: 51,410,954 km (0.1 R)
• M89: 51,835,662 km (0.111 R)
• M90: 55,361,684 km (0.067 R)
• M91: 57,902,005 km (0.037 R)
• M92: 59,053,011 km (0.113 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 17,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit