🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.88 AU - 1.1 AU

Year: 362 Days

Day: 44.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 71,571,784 km

• M1: 462,257 km (0.1 R)
• M2: 832,512 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.64 AU - 2.08 AU

Year: 931 Days

Day: 36.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,571,784 km

• M1: 201,209 km (0.082 R)
• M2: 1,818,661 km (0.105 R)

Asteroid Belt

Center: 3.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.9

Radius: 10.4

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.71 AU - 6.17 AU

Year: 4658 Days

Day: 9.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 71,571,784 km

• M1: 132,843 km (0.098 R)
• M2: 490,083 km (0.043 R)
• M3: 585,376 km (0.043 R)
• M4: 687,851 km (0.06 R)
• M5: 989,291 km (0.084 R)
• M6: 1,173,147 km (0.039 R)
• M7: 1,269,488 km (0.099 R)
• M8: 1,368,521 km (0.069 R)
• M9: 1,444,667 km (0.106 R)
• M10: 1,709,006 km (0.118 R)
• M11: 1,946,119 km (0.113 R)
• M12: 2,032,437 km (0.117 R)
• M13: 2,194,002 km (0.119 R)
• M14: 2,405,833 km (0.09 R)
• M15: 2,577,123 km (0.091 R)
• M16: 2,736,444 km (0.096 R)
• M17: 2,833,683 km (0.054 R)
• M18: 2,915,513 km (0.065 R)
• M19: 3,014,846 km (0.11 R)
• M20: 3,216,803 km (0.075 R)
• M21: 3,652,133 km (0.097 R)
• M22: 4,217,762 km (0.083 R)
• M23: 4,387,257 km (0.119 R)
• M24: 5,247,744 km (0.097 R)
• M25: 5,430,253 km (0.04 R)
• M26: 5,739,023 km (0.098 R)
• M27: 5,843,143 km (0.112 R)
• M28: 6,481,627 km (0.027 R)
• M29: 6,787,255 km (0.106 R)
• M30: 8,243,591 km (0.075 R)
• M31: 8,432,234 km (0.06 R)
• M32: 8,694,030 km (0.116 R)
• M33: 9,842,792 km (0.043 R)
• M34: 10,143,633 km (0.101 R)
• M35: 10,320,608 km (0.113 R)
• M36: 11,168,528 km (0.097 R)
• M37: 11,351,337 km (0.1 R)
• M38: 11,666,839 km (0.044 R)
• M39: 11,985,333 km (0.057 R)
• M40: 12,065,517 km (0.088 R)
• M41: 12,172,480 km (0.116 R)
• M42: 12,387,601 km (0.101 R)
• M43: 12,821,435 km (0.101 R)
• M44: 12,903,415 km (0.102 R)
• M45: 13,095,199 km (0.117 R)
• M46: 13,205,303 km (0.087 R)
• M47: 13,592,762 km (0.049 R)
• M48: 13,871,911 km (0.112 R)
• M49: 14,294,226 km (0.115 R)
• M50: 14,578,013 km (0.083 R)
• M51: 15,151,272 km (0.113 R)
• M52: 15,878,318 km (0.117 R)
• M53: 16,142,957 km (0.04 R)
• M54: 16,765,733 km (0.117 R)
• M55: 17,396,587 km (0.082 R)
• M56: 17,821,445 km (0.039 R)
• M57: 18,495,982 km (0.095 R)
• M58: 18,681,333 km (0.115 R)
• M59: 18,805,350 km (0.084 R)
• M60: 19,241,278 km (0.106 R)
• M61: 19,460,589 km (0.092 R)
• M62: 19,680,647 km (0.076 R)
• M63: 19,775,193 km (0.114 R)
• M64: 20,314,044 km (0.115 R)
• M65: 20,601,272 km (0.066 R)
• M66: 20,761,342 km (0.111 R)
• M67: 20,857,683 km (0.04 R)
• M68: 21,115,141 km (0.11 R)
• M69: 21,633,348 km (0.038 R)
• M70: 21,763,498 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.2

Radius: 11.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.17 AU - 5.79 AU

Year: 4709 Days

Day: 7.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 71,571,784 km

• M1: 188,344 km (0.066 R)
• M2: 418,724 km (0.091 R)
• M3: 552,764 km (0.094 R)
• M4: 682,615 km (0.034 R)
• M5: 757,264 km (0.102 R)
• M6: 963,709 km (0.119 R)
• M7: 1,061,696 km (0.053 R)
• M8: 1,189,303 km (0.094 R)
• M9: 1,295,218 km (0.115 R)
• M10: 1,376,899 km (0.072 R)
• M11: 1,488,648 km (0.105 R)
• M12: 1,618,200 km (0.115 R)
• M13: 1,935,647 km (0.072 R)
• M14: 2,061,907 km (0.08 R)
• M15: 2,322,806 km (0.083 R)
• M16: 3,058,528 km (0.048 R)
• M17: 3,169,380 km (0.072 R)
• M18: 3,281,579 km (0.095 R)
• M19: 3,548,461 km (0.06 R)
• M20: 3,684,745 km (0.096 R)
• M21: 3,763,284 km (0.11 R)
• M22: 3,862,467 km (0.099 R)
• M23: 4,308,867 km (0.103 R)
• M24: 4,922,518 km (0.07 R)
• M25: 5,031,126 km (0.036 R)
• M26: 5,473,636 km (0.063 R)
• M27: 5,951,901 km (0.09 R)
• M28: 6,067,690 km (0.106 R)
• M29: 6,254,687 km (0.071 R)
• M30: 6,562,709 km (0.068 R)
• M31: 7,391,481 km (0.1 R)
• M32: 7,843,716 km (0.112 R)
• M33: 8,330,806 km (0.067 R)
• M34: 8,538,897 km (0.114 R)
• M35: 9,200,119 km (0.11 R)
• M36: 9,713,839 km (0.068 R)
• M37: 10,628,181 km (0.119 R)
• M38: 10,740,828 km (0.028 R)
• M39: 11,367,793 km (0.117 R)
• M40: 11,685,838 km (0.05 R)
• M41: 12,036,046 km (0.112 R)
• M42: 13,077,247 km (0.107 R)
• M43: 13,562,842 km (0.094 R)
• M44: 13,869,368 km (0.101 R)
• M45: 14,271,338 km (0.112 R)
• M46: 14,395,803 km (0.11 R)
• M47: 14,520,568 km (0.076 R)
• M48: 14,771,294 km (0.109 R)
• M49: 15,404,392 km (0.098 R)
• M50: 15,531,999 km (0.119 R)
• M51: 16,273,107 km (0.043 R)
• M52: 16,370,495 km (0.097 R)
• M53: 16,729,679 km (0.101 R)
• M54: 16,959,611 km (0.097 R)
• M55: 17,422,766 km (0.116 R)
• M56: 18,734,441 km (0.08 R)
• M57: 19,316,227 km (0.089 R)
• M58: 19,661,199 km (0.072 R)
• M59: 20,708,384 km (0.102 R)
• M60: 20,990,676 km (0.042 R)
• M61: 21,416,431 km (0.034 R)
• M62: 21,773,521 km (0.116 R)
• M63: 22,240,715 km (0.105 R)
• M64: 22,566,091 km (0.115 R)
• M65: 22,711,201 km (0.118 R)
• M66: 23,441,388 km (0.036 R)
• M67: 24,439,355 km (0.09 R)
• M68: 24,513,855 km (0.114 R)
• M69: 24,700,404 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.1

Radius: 5

Gravity: 14.12 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 14.62 AU - 19.1 AU

Year: 25413 Days

Day: 16.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 71,571,784 km

• M1: 68,516 km (0.103 R)
• M2: 123,269 km (0.026 R)
• M3: 193,580 km (0.103 R)
• M4: 328,068 km (0.047 R)
• M5: 452,534 km (0.109 R)
• M6: 530,474 km (0.034 R)
• M7: 722,109 km (0.092 R)
• M8: 861,684 km (0.116 R)
• M9: 1,166,115 km (0.074 R)
• M10: 2,778,481 km (0.116 R)
• M11: 3,146,941 km (0.084 R)
• M12: 3,298,633 km (0.105 R)
• M13: 3,375,377 km (0.068 R)
• M14: 3,413,973 km (0.072 R)
• M15: 3,491,614 km (0.102 R)
• M16: 3,648,692 km (0.119 R)
• M17: 4,553,310 km (0.086 R)
• M18: 5,387,169 km (0.05 R)
• M19: 5,568,781 km (0.091 R)
• M20: 5,752,337 km (0.099 R)
• M21: 6,031,337 km (0.104 R)
• M22: 6,506,161 km (0.049 R)
• M23: 8,208,585 km (0.065 R)
• M24: 8,628,057 km (0.077 R)
• M25: 8,893,893 km (0.111 R)
• M26: 10,206,315 km (0.055 R)
• M27: 10,374,612 km (0.045 R)
• M28: 11,578,127 km (0.079 R)
• M29: 12,285,576 km (0.113 R)
• M30: 12,464,495 km (0.09 R)
• M31: 12,584,322 km (0.109 R)
• M32: 13,433,889 km (0.088 R)
• M33: 13,618,343 km (0.105 R)
• M34: 13,927,562 km (0.119 R)
• M35: 14,114,260 km (0.12 R)
• M36: 14,869,131 km (0.097 R)
• M37: 15,766,419 km (0.115 R)
• M38: 16,549,414 km (0.105 R)
• M39: 17,882,181 km (0.076 R)
• M40: 18,017,268 km (0.108 R)
• M41: 19,805,113 km (0.078 R)
• M42: 20,225,782 km (0.035 R)
• M43: 20,720,053 km (0.095 R)
• M44: 21,004,439 km (0.109 R)
• M45: 21,504,993 km (0.075 R)
• M46: 21,792,819 km (0.103 R)
• M47: 24,890,991 km (0.118 R)
• M48: 25,344,572 km (0.044 R)
• M49: 26,722,069 km (0.099 R)
• M50: 28,517,244 km (0.116 R)
• M51: 30,270,531 km (0.115 R)
• M52: 31,404,333 km (0.045 R)
• M53: 33,629,751 km (0.115 R)
• M54: 34,047,428 km (0.049 R)
• M55: 34,466,751 km (0.111 R)
• M56: 35,990,705 km (0.112 R)
• M57: 37,796,351 km (0.102 R)
• M58: 38,056,651 km (0.103 R)
• M59: 38,404,616 km (0.072 R)
• M60: 40,072,183 km (0.118 R)
• M61: 40,603,704 km (0.105 R)
• M62: 41,315,940 km (0.119 R)
• M63: 42,843,334 km (0.074 R)
• M64: 42,933,691 km (0.085 R)
• M65: 43,659,241 km (0.029 R)
• M66: 43,841,302 km (0.097 R)
• M67: 46,509,080 km (0.118 R)
• M68: 46,974,330 km (0.09 R)
• M69: 48,003,264 km (0.09 R)
• M70: 48,567,547 km (0.116 R)
• M71: 49,513,155 km (0.051 R)
• M72: 50,751,377 km (0.096 R)
• M73: 50,846,970 km (0.094 R)
• M74: 51,038,455 km (0.075 R)
• M75: 51,134,347 km (0.056 R)
• M76: 51,806,939 km (0.107 R)
• M77: 53,355,427 km (0.096 R)
• M78: 55,805,092 km (0.111 R)
• M79: 56,299,363 km (0.085 R)
• M80: 57,192,762 km (0.055 R)
• M81: 58,090,948 km (0.103 R)
• M82: 58,893,241 km (0.117 R)
• M83: 59,295,659 km (0.114 R)
• M84: 62,753,464 km (0.065 R)
• M85: 63,989,442 km (0.086 R)
• M86: 64,506,751 km (0.093 R)
• M87: 64,921,736 km (0.103 R)
• M88: 65,233,498 km (0.12 R)
• M89: 65,858,368 km (0.077 R)
• M90: 67,324,427 km (0.029 R)
• M91: 68,272,429 km (0.063 R)
• M92: 69,012,939 km (0.09 R)
• M93: 69,543,413 km (0.104 R)
• M94: 69,862,505 km (0.055 R)
• M95: 69,968,869 km (0.088 R)
• M96: 70,181,896 km (0.077 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 11,951 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit