🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.49 AU - 0.61 AU

Year: 148 Days

Day: 37 Hours

Environment

Temp: 236 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 78,534,125 km

• M1: 37,699 km (0.101 R)
• M2: 72,405 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.86 AU - 1.28 AU

Year: 400 Days

Day: 42 Hours

Environment

Temp: 37 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.32 AU - 1.74 AU

Year: 684 Days

Day: 13.2 Hours

Environment

Temp: -26 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.87 AU - 2.85 AU

Year: 1311 Days

Day: 27.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.18 AU - 3.24 AU

Year: 1613 Days

Day: 15.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.9

Radius: 9.3

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.84 AU - 6.94 AU

Year: 5170 Days

Day: 9 Hours

Environment

Temp: -149 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 78,534,125 km

• M1: 120,725 km (0.07 R)
• M2: 229,334 km (0.074 R)
• M3: 333,454 km (0.086 R)
• M4: 622,626 km (0.091 R)
• M5: 706,700 km (0.096 R)
• M6: 769,232 km (0.09 R)
• M7: 955,482 km (0.037 R)
• M8: 1,039,855 km (0.067 R)
• M9: 1,666,969 km (0.081 R)
• M10: 1,769,892 km (0.032 R)
• M11: 1,892,862 km (0.108 R)
• M12: 2,110,377 km (0.071 R)
• M13: 2,490,954 km (0.087 R)
• M14: 2,729,712 km (0.077 R)
• M15: 3,272,453 km (0.087 R)
• M16: 3,622,961 km (0.087 R)
• M17: 3,712,570 km (0.054 R)
• M18: 4,078,188 km (0.08 R)
• M19: 4,455,324 km (0.092 R)
• M20: 4,893,197 km (0.086 R)
• M21: 5,117,294 km (0.103 R)
• M22: 5,472,589 km (0.111 R)
• M23: 5,967,758 km (0.072 R)
• M24: 6,073,823 km (0.101 R)
• M25: 6,287,898 km (0.09 R)
• M26: 6,422,985 km (0.096 R)
• M27: 6,806,254 km (0.061 R)
• M28: 7,281,676 km (0.085 R)
• M29: 7,767,869 km (0.112 R)
• M30: 7,854,786 km (0.061 R)
• M31: 8,117,480 km (0.076 R)
• M32: 8,531,866 km (0.06 R)
• M33: 9,381,133 km (0.119 R)
• M34: 11,553,743 km (0.08 R)
• M35: 11,653,076 km (0.083 R)
• M36: 11,919,360 km (0.07 R)
• M37: 12,322,526 km (0.061 R)
• M38: 12,423,954 km (0.109 R)
• M39: 13,768,539 km (0.071 R)
• M40: 13,979,472 km (0.09 R)
• M41: 14,085,388 km (0.031 R)
• M42: 14,191,452 km (0.095 R)
• M43: 15,231,307 km (0.044 R)
• M44: 15,778,686 km (0.081 R)
• M45: 15,852,138 km (0.087 R)
• M46: 16,332,497 km (0.047 R)
• M47: 16,630,496 km (0.117 R)
• M48: 16,930,290 km (0.052 R)
• M49: 17,118,634 km (0.102 R)
• M50: 18,070,525 km (0.083 R)
• M51: 18,727,559 km (0.109 R)
• M52: 19,156,905 km (0.109 R)
• M53: 20,705,243 km (0.095 R)
• M54: 22,997,681 km (0.091 R)
• M55: 24,385,949 km (0.038 R)
• M56: 24,471,070 km (0.067 R)
• M57: 24,983,144 km (0.105 R)
• M58: 25,068,863 km (0.102 R)
• M59: 25,197,667 km (0.116 R)
• M60: 25,758,061 km (0.051 R)
• M61: 25,844,528 km (0.11 R)
• M62: 25,974,678 km (0.113 R)
• M63: 26,803,301 km (0.037 R)
• M64: 26,891,115 km (0.067 R)
• M65: 27,729,461 km (0.117 R)
• M66: 27,951,465 km (0.11 R)
• M67: 29,930,644 km (0.096 R)
• M68: 30,341,141 km (0.094 R)
• M69: 30,524,099 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.5

Radius: 9.8

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.55 AU - 8.71 AU

Year: 9169 Days

Day: 6.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 78,534,125 km

• M1: 186,848 km (0.112 R)
• M2: 261,647 km (0.118 R)
• M3: 366,066 km (0.103 R)
• M4: 593,754 km (0.04 R)
• M5: 658,081 km (0.099 R)
• M6: 812,466 km (0.113 R)
• M7: 1,390,363 km (0.081 R)
• M8: 1,569,431 km (0.091 R)
• M9: 1,661,733 km (0.03 R)
• M10: 1,950,008 km (0.096 R)
• M11: 2,280,470 km (0.06 R)
• M12: 2,359,308 km (0.074 R)
• M13: 3,197,206 km (0.058 R)
• M14: 3,648,243 km (0.083 R)
• M15: 4,313,355 km (0.106 R)
• M16: 4,576,648 km (0.093 R)
• M17: 4,743,898 km (0.101 R)
• M18: 4,845,176 km (0.036 R)
• M19: 5,292,773 km (0.076 R)
• M20: 6,227,161 km (0.034 R)
• M21: 8,285,478 km (0.104 R)
• M22: 9,493,182 km (0.106 R)
• M23: 9,879,294 km (0.112 R)
• M24: 10,358,007 km (0.107 R)
• M25: 11,656,217 km (0.051 R)
• M26: 12,208,233 km (0.108 R)
• M27: 13,625,673 km (0.094 R)
• M28: 14,697,841 km (0.049 R)
• M29: 16,356,582 km (0.091 R)
• M30: 16,561,531 km (0.062 R)
• M31: 17,547,232 km (0.072 R)
• M32: 17,704,758 km (0.118 R)
• M33: 17,862,584 km (0.086 R)
• M34: 19,847,598 km (0.086 R)
• M35: 21,227,938 km (0.097 R)
• M36: 21,395,637 km (0.09 R)
• M37: 21,732,382 km (0.046 R)
• M38: 21,957,975 km (0.117 R)
• M39: 22,240,865 km (0.086 R)
• M40: 22,354,410 km (0.057 R)
• M41: 22,924,976 km (0.087 R)
• M42: 23,212,054 km (0.078 R)
• M43: 23,327,245 km (0.083 R)
• M44: 23,789,801 km (0.113 R)
• M45: 25,432,536 km (0.115 R)
• M46: 25,729,637 km (0.044 R)
• M47: 27,536,929 km (0.112 R)
• M48: 28,826,163 km (0.082 R)
• M49: 29,322,529 km (0.071 R)
• M50: 29,821,588 km (0.076 R)
• M51: 30,197,826 km (0.071 R)
• M52: 31,782,217 km (0.039 R)
• M53: 31,846,245 km (0.045 R)
• M54: 32,230,712 km (0.115 R)
• M55: 32,875,030 km (0.06 R)
• M56: 33,263,685 km (0.09 R)
• M57: 33,849,510 km (0.063 R)
• M58: 34,110,858 km (0.042 R)
• M59: 35,163,428 km (0.089 R)
• M60: 35,428,217 km (0.071 R)
• M61: 35,494,488 km (0.108 R)
• M62: 37,435,222 km (0.108 R)
• M63: 37,502,840 km (0.052 R)
• M64: 37,908,848 km (0.114 R)
• M65: 38,588,920 km (0.059 R)
• M66: 39,272,882 km (0.103 R)
• M67: 39,410,213 km (0.095 R)
• M68: 40,306,453 km (0.047 R)
• M69: 40,444,981 km (0.069 R)
• M70: 40,930,875 km (0.111 R)
• M71: 41,139,863 km (0.12 R)
• M72: 42,119,131 km (0.112 R)
• M73: 42,470,835 km (0.073 R)
• M74: 42,541,296 km (0.094 R)
• M75: 42,964,808 km (0.074 R)
• M76: 43,887,079 km (0.102 R)
• M77: 44,172,212 km (0.115 R)
• M78: 45,031,203 km (0.118 R)
• M79: 45,318,880 km (0.071 R)
• M80: 46,765,790 km (0.042 R)
• M81: 47,275,919 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.1

Radius: 6.8

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 16.53 AU - 20.03 AU

Year: 28265 Days

Day: 18.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 78,534,125 km

• M1: 620,382 km (0.112 R)
• M2: 808,576 km (0.072 R)
• M3: 883,974 km (0.084 R)
• M4: 1,069,026 km (0.042 R)
• M5: 1,663,828 km (0.111 R)
• M6: 2,167,524 km (0.111 R)
• M7: 2,381,598 km (0.108 R)
• M8: 2,528,204 km (0.095 R)
• M9: 2,985,674 km (0.097 R)
• M10: 3,104,156 km (0.086 R)
• M11: 4,062,629 km (0.112 R)
• M12: 4,193,976 km (0.055 R)
• M13: 4,461,009 km (0.1 R)
• M14: 5,105,327 km (0.108 R)
• M15: 5,390,460 km (0.045 R)
• M16: 6,996,393 km (0.098 R)
• M17: 7,959,953 km (0.12 R)
• M18: 8,124,511 km (0.088 R)
• M19: 8,794,410 km (0.072 R)
• M20: 9,366,023 km (0.108 R)
• M21: 10,605,143 km (0.106 R)
• M22: 11,213,258 km (0.115 R)
• M23: 12,083,469 km (0.104 R)
• M24: 12,209,430 km (0.045 R)
• M25: 12,272,710 km (0.066 R)
• M26: 12,462,999 km (0.056 R)
• M27: 12,526,578 km (0.087 R)
• M28: 13,625,075 km (0.096 R)
• M29: 13,756,272 km (0.04 R)
• M30: 14,285,400 km (0.098 R)
• M31: 14,821,259 km (0.094 R)
• M32: 14,956,346 km (0.062 R)
• M33: 17,171,143 km (0.088 R)
• M34: 17,669,005 km (0.054 R)
• M35: 17,740,662 km (0.089 R)
• M36: 18,171,803 km (0.029 R)
• M37: 18,316,314 km (0.112 R)
• M38: 19,264,915 km (0.056 R)
• M39: 19,633,973 km (0.12 R)
• M40: 19,782,224 km (0.104 R)
• M41: 21,590,563 km (0.056 R)
• M42: 22,591,971 km (0.106 R)
• M43: 23,137,405 km (0.095 R)
• M44: 23,608,339 km (0.076 R)
• M45: 24,959,956 km (0.099 R)
• M46: 25,281,591 km (0.037 R)
• M47: 25,362,225 km (0.07 R)
• M48: 28,656,968 km (0.04 R)
• M49: 29,671,242 km (0.068 R)
• M50: 30,097,296 km (0.106 R)
• M51: 30,439,726 km (0.065 R)
• M52: 30,955,689 km (0.106 R)
• M53: 31,041,857 km (0.085 R)
• M54: 31,387,877 km (0.09 R)
• M55: 31,909,076 km (0.1 R)
• M56: 32,520,782 km (0.117 R)
• M57: 32,784,074 km (0.089 R)
• M58: 33,048,114 km (0.046 R)
• M59: 33,578,439 km (0.113 R)
• M60: 34,289,777 km (0.099 R)
• M61: 35,095,960 km (0.071 R)
• M62: 37,920,367 km (0.111 R)
• M63: 39,499,971 km (0.045 R)
• M64: 41,385,653 km (0.072 R)
• M65: 41,575,941 km (0.114 R)
• M66: 41,957,116 km (0.046 R)
• M67: 43,493,636 km (0.071 R)
• M68: 47,613,711 km (0.052 R)
• M69: 47,912,757 km (0.059 R)
• M70: 48,112,470 km (0.106 R)
• M71: 48,713,255 km (0.103 R)
• M72: 52,061,555 km (0.107 R)
• M73: 52,266,803 km (0.084 R)
• M74: 53,400,905 km (0.086 R)
• M75: 53,711,470 km (0.113 R)
• M76: 56,429,065 km (0.079 R)
• M77: 56,956,846 km (0.113 R)
• M78: 58,017,196 km (0.092 R)
• M79: 58,123,709 km (0.099 R)
• M80: 59,298,352 km (0.051 R)
• M81: 63,635,194 km (0.082 R)
• M82: 66,174,917 km (0.052 R)
• M83: 67,401,171 km (0.104 R)
• M84: 68,522,407 km (0.103 R)
• M85: 68,634,905 km (0.116 R)
• M86: 68,972,697 km (0.053 R)
• M87: 69,876,118 km (0.11 R)
• M88: 73,068,986 km (0.099 R)
• M89: 73,874,570 km (0.092 R)
• M90: 76,892,408 km (0.085 R)
• M91: 78,181,343 km (0.114 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 17,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit