🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.42 AU - 0.62 AU

Year: 141 Days

Day: 44.3 Hours

Environment

Temp: 181 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.64 AU - 0.66 AU

Year: 197 Days

Day: 27.6 Hours

Environment

Temp: 187 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,901,043 km

• M1: 510,129 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.67 AU - 0.73 AU

Year: 221 Days

Day: 35.3 Hours

Environment

Temp: 179 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,901,043 km

• M1: 46,226 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.55 AU - 0.87 AU

Year: 225 Days

Day: 34.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,901,043 km

• M1: 336,894 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.95 AU - 1.17 AU

Year: 411 Days

Day: 31.4 Hours

Environment

Temp: 0 °C

Axial Tilt: 74.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 101,901,043 km

• M1: 33,959 km (0.057 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.41 AU - 1.69 AU

Year: 727 Days

Day: 27.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,901,043 km

• M1: 184,454 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.2

Radius: 10

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.81 AU - 6.83 AU

Year: 5289 Days

Day: 8.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 101,901,043 km

• M1: 233,971 km (0.096 R)
• M2: 444,156 km (0.061 R)
• M3: 525,687 km (0.084 R)
• M4: 635,791 km (0.117 R)
• M5: 717,920 km (0.077 R)
• M6: 920,476 km (0.092 R)
• M7: 1,042,847 km (0.104 R)
• M8: 1,185,414 km (0.087 R)
• M9: 1,289,384 km (0.096 R)
• M10: 1,365,380 km (0.075 R)
• M11: 1,652,458 km (0.107 R)
• M12: 1,752,389 km (0.111 R)
• M13: 1,888,972 km (0.101 R)
• M14: 2,489,757 km (0.069 R)
• M15: 2,781,473 km (0.118 R)
• M16: 3,229,519 km (0.1 R)
• M17: 3,526,471 km (0.1 R)
• M18: 4,423,160 km (0.073 R)
• M19: 5,164,567 km (0.051 R)
• M20: 5,562,348 km (0.079 R)
• M21: 5,638,045 km (0.06 R)
• M22: 5,739,622 km (0.069 R)
• M23: 5,996,032 km (0.087 R)
• M24: 6,466,966 km (0.111 R)
• M25: 6,546,552 km (0.086 R)
• M26: 7,922,105 km (0.12 R)
• M27: 8,035,949 km (0.108 R)
• M28: 8,322,878 km (0.114 R)
• M29: 8,409,644 km (0.12 R)
• M30: 8,525,882 km (0.025 R)
• M31: 9,353,756 km (0.114 R)
• M32: 10,518,226 km (0.06 R)
• M33: 10,643,440 km (0.113 R)
• M34: 10,737,686 km (0.029 R)
• M35: 10,832,232 km (0.105 R)
• M36: 11,244,973 km (0.12 R)
• M37: 11,405,192 km (0.056 R)
• M38: 11,533,846 km (0.047 R)
• M39: 11,727,725 km (0.065 R)
• M40: 11,792,651 km (0.077 R)
• M41: 12,118,924 km (0.068 R)
• M42: 12,349,005 km (0.111 R)
• M43: 12,713,575 km (0.12 R)
• M44: 12,813,656 km (0.087 R)
• M45: 13,014,566 km (0.112 R)
• M46: 13,115,395 km (0.108 R)
• M47: 13,385,569 km (0.118 R)
• M48: 13,453,337 km (0.085 R)
• M49: 13,691,646 km (0.115 R)
• M50: 14,172,453 km (0.094 R)
• M51: 14,589,084 km (0.089 R)
• M52: 14,939,292 km (0.113 R)
• M53: 16,078,630 km (0.089 R)
• M54: 16,367,802 km (0.111 R)
• M55: 16,841,429 km (0.066 R)
• M56: 17,061,637 km (0.061 R)
• M57: 17,245,792 km (0.066 R)
• M58: 17,319,544 km (0.076 R)
• M59: 18,856,662 km (0.083 R)
• M60: 19,276,434 km (0.064 R)
• M61: 19,583,708 km (0.109 R)
• M62: 20,554,299 km (0.074 R)
• M63: 20,750,272 km (0.074 R)
• M64: 21,381,724 km (0.079 R)
• M65: 21,461,011 km (0.071 R)
• M66: 21,659,977 km (0.118 R)
• M67: 22,139,587 km (0.094 R)
• M68: 22,501,764 km (0.099 R)
• M69: 23,887,339 km (0.076 R)
• M70: 24,176,063 km (0.115 R)
• M71: 24,673,626 km (0.092 R)
• M72: 25,049,116 km (0.079 R)
• M73: 26,017,164 km (0.109 R)
• M74: 26,399,237 km (0.098 R)
• M75: 26,526,994 km (0.113 R)
• M76: 26,612,414 km (0.097 R)
• M77: 27,169,068 km (0.082 R)
• M78: 27,298,171 km (0.084 R)
• M79: 27,599,910 km (0.08 R)
• M80: 27,772,994 km (0.091 R)
• M81: 28,163,445 km (0.108 R)
• M82: 28,643,205 km (0.059 R)
• M83: 29,301,885 km (0.117 R)
• M84: 29,434,279 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.4

Radius: 8

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.49 AU - 6.93 AU

Year: 6548 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 101,901,043 km

• M1: 111,151 km (0.111 R)
• M2: 245,341 km (0.079 R)
• M3: 305,479 km (0.089 R)
• M4: 523,293 km (0.074 R)
• M5: 582,385 km (0.11 R)
• M6: 682,166 km (0.067 R)
• M7: 734,376 km (0.108 R)
• M8: 971,937 km (0.118 R)
• M9: 1,076,955 km (0.106 R)
• M10: 1,154,297 km (0.078 R)
• M11: 1,282,054 km (0.119 R)
• M12: 1,784,104 km (0.047 R)
• M13: 1,839,306 km (0.037 R)
• M14: 1,989,352 km (0.109 R)
• M15: 2,104,692 km (0.1 R)
• M16: 3,038,482 km (0.102 R)
• M17: 3,104,904 km (0.119 R)
• M18: 3,352,488 km (0.079 R)
• M19: 3,490,268 km (0.074 R)
• M20: 3,747,726 km (0.108 R)
• M21: 3,962,997 km (0.096 R)
• M22: 4,035,702 km (0.103 R)
• M23: 4,133,240 km (0.098 R)
• M24: 4,355,692 km (0.115 R)
• M25: 5,099,043 km (0.055 R)
• M26: 5,391,208 km (0.106 R)
• M27: 5,580,150 km (0.094 R)
• M28: 5,716,284 km (0.057 R)
• M29: 5,771,037 km (0.105 R)
• M30: 6,047,793 km (0.116 R)
• M31: 6,300,464 km (0.065 R)
• M32: 6,700,489 km (0.088 R)
• M33: 7,675,568 km (0.084 R)
• M34: 7,736,155 km (0.076 R)
• M35: 7,979,850 km (0.094 R)
• M36: 8,041,185 km (0.101 R)
• M37: 8,694,628 km (0.083 R)
• M38: 8,916,183 km (0.101 R)
• M39: 9,171,696 km (0.117 R)
• M40: 9,429,603 km (0.115 R)
• M41: 9,755,427 km (0.106 R)
• M42: 9,886,923 km (0.112 R)
• M43: 9,985,807 km (0.074 R)
• M44: 10,317,915 km (0.116 R)
• M45: 10,856,766 km (0.089 R)
• M46: 11,370,336 km (0.106 R)
• M47: 11,647,541 km (0.094 R)
• M48: 12,137,922 km (0.087 R)
• M49: 12,385,657 km (0.105 R)
• M50: 12,456,715 km (0.06 R)
• M51: 12,994,221 km (0.094 R)
• M52: 14,166,021 km (0.074 R)
• M53: 14,651,615 km (0.051 R)
• M54: 15,409,478 km (0.11 R)
• M55: 15,793,197 km (0.076 R)
• M56: 19,882,754 km (0.117 R)
• M57: 20,091,293 km (0.116 R)
• M58: 20,805,473 km (0.072 R)
• M59: 21,144,462 km (0.065 R)
• M60: 21,229,434 km (0.098 R)
• M61: 21,827,825 km (0.054 R)
• M62: 24,098,571 km (0.108 R)
• M63: 24,187,433 km (0.107 R)
• M64: 24,410,034 km (0.109 R)
• M65: 24,499,194 km (0.043 R)
• M66: 24,902,062 km (0.081 R)
• M67: 25,307,023 km (0.081 R)
• M68: 27,133,164 km (0.086 R)
• M69: 27,922,143 km (0.086 R)
• M70: 28,015,492 km (0.057 R)
• M71: 28,389,786 km (0.089 R)
• M72: 29,332,702 km (0.103 R)
• M73: 29,522,541 km (0.064 R)
• M74: 30,381,832 km (0.071 R)
• M75: 30,862,789 km (0.119 R)
• M76: 31,443,228 km (0.105 R)
• M77: 31,880,802 km (0.12 R)
• M78: 32,173,715 km (0.109 R)
• M79: 32,271,552 km (0.083 R)
• M80: 32,910,036 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.2

Radius: 7.4

Gravity: 14.45 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.72 AU - 18.34 AU

Year: 28842 Days

Day: 19.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 101,901,043 km

• M1: 164,857 km (0.111 R)
• M2: 317,746 km (0.093 R)
• M3: 494,421 km (0.088 R)
• M4: 674,836 km (0.03 R)
• M5: 758,611 km (0.101 R)
• M6: 1,129,464 km (0.092 R)
• M7: 1,701,975 km (0.112 R)
• M8: 2,439,044 km (0.113 R)
• M9: 2,795,236 km (0.099 R)
• M10: 3,167,735 km (0.11 R)
• M11: 3,457,506 km (0.064 R)
• M12: 4,483,897 km (0.095 R)
• M13: 4,537,453 km (0.075 R)
• M14: 4,591,458 km (0.08 R)
• M15: 5,368,020 km (0.075 R)
• M16: 5,539,759 km (0.052 R)
• M17: 7,228,120 km (0.111 R)
• M18: 7,354,381 km (0.077 R)
• M19: 7,866,903 km (0.084 R)
• M20: 9,889,466 km (0.096 R)
• M21: 10,312,380 km (0.08 R)
• M22: 13,279,055 km (0.113 R)
• M23: 13,589,321 km (0.054 R)
• M24: 13,667,261 km (0.11 R)
• M25: 14,296,171 km (0.104 R)
• M26: 15,663,645 km (0.109 R)
• M27: 15,991,564 km (0.104 R)
• M28: 17,494,573 km (0.118 R)
• M29: 19,392,073 km (0.099 R)
• M30: 19,567,701 km (0.034 R)
• M31: 19,743,927 km (0.063 R)
• M32: 20,722,746 km (0.108 R)
• M33: 22,174,444 km (0.092 R)
• M34: 22,727,208 km (0.077 R)
• M35: 22,912,559 km (0.09 R)
• M36: 24,507,572 km (0.065 R)
• M37: 24,983,592 km (0.068 R)
• M38: 25,366,413 km (0.091 R)
• M39: 28,799,086 km (0.052 R)
• M40: 29,200,607 km (0.103 R)
• M41: 29,806,329 km (0.107 R)
• M42: 30,110,760 km (0.069 R)
• M43: 30,416,239 km (0.104 R)
• M44: 30,825,090 km (0.094 R)
• M45: 34,585,831 km (0.104 R)
• M46: 35,333,671 km (0.11 R)
• M47: 38,378,287 km (0.039 R)
• M48: 39,485,909 km (0.057 R)
• M49: 46,347,964 km (0.103 R)
• M50: 46,700,566 km (0.114 R)
• M51: 46,818,299 km (0.101 R)
• M52: 49,793,950 km (0.104 R)
• M53: 50,880,181 km (0.118 R)
• M54: 52,218,184 km (0.078 R)
• M55: 52,585,148 km (0.116 R)
• M56: 55,925,967 km (0.114 R)
• M57: 56,426,671 km (0.112 R)
• M58: 58,825,623 km (0.109 R)
• M59: 59,462,311 km (0.117 R)
• M60: 59,845,581 km (0.053 R)
• M61: 62,032,253 km (0.088 R)
• M62: 62,940,312 km (0.078 R)
• M63: 67,146,855 km (0.088 R)
• M64: 68,613,662 km (0.111 R)
• M65: 69,821,665 km (0.102 R)
• M66: 70,360,815 km (0.107 R)
• M67: 71,578,991 km (0.105 R)
• M68: 71,850,661 km (0.094 R)
• M69: 72,258,764 km (0.099 R)
• M70: 73,624,592 km (0.069 R)
• M71: 75,413,035 km (0.084 R)
• M72: 75,551,263 km (0.11 R)
• M73: 80,722,113 km (0.116 R)
• M74: 81,287,893 km (0.087 R)
• M75: 83,421,457 km (0.083 R)
• M76: 84,423,464 km (0.095 R)
• M77: 85,141,534 km (0.083 R)
• M78: 88,179,717 km (0.055 R)
• M79: 88,762,401 km (0.095 R)
• M80: 89,346,431 km (0.074 R)
• M81: 89,785,201 km (0.056 R)
• M82: 90,664,986 km (0.107 R)
• M83: 91,400,409 km (0.034 R)
• M84: 92,877,090 km (0.065 R)
• M85: 93,321,545 km (0.081 R)
• M86: 95,256,145 km (0.082 R)
• M87: 95,405,444 km (0.109 R)
• M88: 95,704,340 km (0.073 R)
• M89: 96,303,180 km (0.089 R)
• M90: 99,164,539 km (0.086 R)
• M91: 99,467,475 km (0.068 R)
• M92: 100,225,786 km (0.109 R)
• M93: 100,681,761 km (0.098 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: 495 - 16,386 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit