🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.62 AU - 0.72 AU

Year: 207 Days

Day: 22.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.12 AU - 4.26 AU

Year: 2670 Days

Day: 44.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,889,440 km

• M1: 43,832 km (0.078 R)
• M2: 858,542 km (0.094 R)

Asteroid Belt

Center: 4.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.8

Radius: 9.5

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.59 AU - 6.85 AU

Year: 5844 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 76,889,440 km

• M1: 175,628 km (0.091 R)
• M2: 237,113 km (0.116 R)
• M3: 398,230 km (0.065 R)
• M4: 643,869 km (0.085 R)
• M5: 910,303 km (0.109 R)
• M6: 1,125,574 km (0.112 R)
• M7: 1,196,484 km (0.054 R)
• M8: 1,298,210 km (0.049 R)
• M9: 1,734,438 km (0.064 R)
• M10: 1,800,261 km (0.095 R)
• M11: 1,986,211 km (0.1 R)
• M12: 2,232,000 km (0.111 R)
• M13: 2,524,913 km (0.105 R)
• M14: 2,657,157 km (0.08 R)
• M15: 2,830,392 km (0.086 R)
• M16: 2,908,631 km (0.069 R)
• M17: 3,087,401 km (0.098 R)
• M18: 3,269,761 km (0.082 R)
• M19: 3,687,737 km (0.118 R)
• M20: 3,794,999 km (0.114 R)
• M21: 4,078,487 km (0.037 R)
• M22: 5,041,448 km (0.115 R)
• M23: 5,523,901 km (0.111 R)
• M24: 5,870,370 km (0.082 R)
• M25: 6,097,011 km (0.1 R)
• M26: 6,481,029 km (0.094 R)
• M27: 7,191,918 km (0.104 R)
• M28: 7,380,261 km (0.101 R)
• M29: 7,488,720 km (0.085 R)
• M30: 7,762,035 km (0.109 R)
• M31: 8,010,816 km (0.079 R)
• M32: 8,122,267 km (0.085 R)
• M33: 8,206,191 km (0.095 R)
• M34: 9,206,403 km (0.096 R)
• M35: 9,914,300 km (0.088 R)
• M36: 10,214,543 km (0.064 R)
• M37: 10,426,373 km (0.078 R)
• M38: 10,854,672 km (0.112 R)
• M39: 10,947,123 km (0.071 R)
• M40: 11,164,040 km (0.065 R)
• M41: 11,413,719 km (0.108 R)
• M42: 11,791,603 km (0.061 R)
• M43: 11,886,598 km (0.113 R)
• M44: 12,013,906 km (0.116 R)
• M45: 13,113,600 km (0.113 R)
• M46: 13,509,286 km (0.06 R)
• M47: 13,575,708 km (0.088 R)
• M48: 13,642,129 km (0.032 R)
• M49: 13,875,502 km (0.117 R)
• M50: 13,942,522 km (0.084 R)
• M51: 14,043,201 km (0.106 R)
• M52: 15,200,340 km (0.091 R)
• M53: 15,269,455 km (0.037 R)
• M54: 15,860,366 km (0.092 R)
• M55: 15,930,378 km (0.086 R)
• M56: 17,028,726 km (0.114 R)
• M57: 17,352,306 km (0.113 R)
• M58: 17,823,090 km (0.099 R)
• M59: 18,261,412 km (0.086 R)
• M60: 18,925,627 km (0.047 R)
• M61: 20,163,699 km (0.036 R)
• M62: 20,505,979 km (0.092 R)
• M63: 20,888,500 km (0.094 R)
• M64: 21,003,691 km (0.098 R)
• M65: 21,505,442 km (0.09 R)
• M66: 21,660,575 km (0.058 R)
• M67: 21,932,993 km (0.052 R)
• M68: 22,050,128 km (0.032 R)
• M69: 22,128,367 km (0.098 R)
• M70: 22,206,607 km (0.06 R)
• M71: 22,441,925 km (0.106 R)
• M72: 22,638,795 km (0.085 R)
• M73: 23,431,664 km (0.061 R)
• M74: 23,951,965 km (0.086 R)
• M75: 24,233,808 km (0.078 R)
• M76: 24,678,712 km (0.108 R)
• M77: 24,841,175 km (0.056 R)
• M78: 24,922,556 km (0.074 R)
• M79: 25,617,738 km (0.112 R)
• M80: 25,700,017 km (0.092 R)
• M81: 26,776,822 km (0.116 R)
• M82: 27,572,982 km (0.096 R)
• M83: 28,419,407 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.3

Radius: 7.9

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 12.57 AU - 13.57 AU

Year: 17801 Days

Day: 23.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 76,889,440 km

• M1: 175,030 km (0.097 R)
• M2: 517,309 km (0.08 R)
• M3: 880,683 km (0.117 R)
• M4: 982,708 km (0.062 R)
• M5: 1,143,227 km (0.097 R)
• M6: 1,198,728 km (0.105 R)
• M7: 1,835,865 km (0.119 R)
• M8: 3,370,590 km (0.101 R)
• M9: 4,077,739 km (0.092 R)
• M10: 4,426,302 km (0.075 R)
• M11: 5,433,395 km (0.115 R)
• M12: 5,768,195 km (0.084 R)
• M13: 7,018,235 km (0.038 R)
• M14: 7,647,144 km (0.094 R)
• M15: 7,700,251 km (0.088 R)
• M16: 8,076,340 km (0.12 R)
• M17: 8,403,511 km (0.031 R)
• M18: 8,679,369 km (0.03 R)
• M19: 8,846,320 km (0.065 R)
• M20: 9,183,514 km (0.074 R)
• M21: 9,296,760 km (0.091 R)
• M22: 10,103,092 km (0.075 R)
• M23: 10,991,704 km (0.089 R)
• M24: 11,354,030 km (0.067 R)
• M25: 12,028,716 km (0.067 R)
• M26: 12,653,287 km (0.084 R)
• M27: 12,842,678 km (0.096 R)
• M28: 12,906,108 km (0.106 R)
• M29: 13,033,116 km (0.107 R)
• M30: 13,933,845 km (0.051 R)
• M31: 14,129,519 km (0.084 R)
• M32: 15,188,223 km (0.077 R)
• M33: 15,322,263 km (0.089 R)
• M34: 16,135,327 km (0.11 R)
• M35: 16,823,627 km (0.081 R)
• M36: 17,031,867 km (0.075 R)
• M37: 18,228,650 km (0.035 R)
• M38: 18,873,118 km (0.101 R)
• M39: 18,945,224 km (0.069 R)
• M40: 20,702,251 km (0.112 R)
• M41: 21,299,446 km (0.072 R)
• M42: 21,374,544 km (0.085 R)
• M43: 21,524,890 km (0.085 R)
• M44: 22,434,445 km (0.117 R)
• M45: 23,900,055 km (0.112 R)
• M46: 24,683,798 km (0.114 R)
• M47: 25,476,069 km (0.099 R)
• M48: 25,875,196 km (0.105 R)
• M49: 26,115,749 km (0.06 R)
• M50: 26,276,567 km (0.087 R)
• M51: 26,760,815 km (0.044 R)
• M52: 27,248,055 km (0.118 R)
• M53: 27,329,586 km (0.094 R)
• M54: 27,738,138 km (0.078 R)
• M55: 28,561,525 km (0.067 R)
• M56: 30,570,325 km (0.098 R)
• M57: 31,763,069 km (0.101 R)
• M58: 31,848,788 km (0.087 R)
• M59: 32,192,564 km (0.105 R)
• M60: 32,365,051 km (0.057 R)
• M61: 32,451,369 km (0.114 R)
• M62: 33,057,689 km (0.12 R)
• M63: 33,580,384 km (0.083 R)
• M64: 35,164,775 km (0.101 R)
• M65: 36,145,090 km (0.092 R)
• M66: 39,692,055 km (0.094 R)
• M67: 41,741,396 km (0.069 R)
• M68: 41,929,441 km (0.111 R)
• M69: 43,158,387 km (0.056 R)
• M70: 46,427,849 km (0.111 R)
• M71: 47,306,587 km (0.092 R)
• M72: 51,378,641 km (0.08 R)
• M73: 53,201,491 km (0.092 R)
• M74: 55,148,657 km (0.115 R)
• M75: 55,354,952 km (0.1 R)
• M76: 56,182,677 km (0.042 R)
• M77: 58,795,853 km (0.025 R)
• M78: 61,341,560 km (0.082 R)
• M79: 61,448,522 km (0.032 R)
• M80: 63,058,644 km (0.075 R)
• M81: 63,382,374 km (0.102 R)
• M82: 64,139,788 km (0.103 R)
• M83: 64,791,436 km (0.117 R)
• M84: 65,227,065 km (0.094 R)
• M85: 68,969,106 km (0.032 R)
• M86: 69,414,010 km (0.112 R)
• M87: 70,083,012 km (0.106 R)
• M88: 70,194,612 km (0.082 R)
• M89: 70,306,362 km (0.072 R)
• M90: 70,642,059 km (0.085 R)
• M91: 73,686,825 km (0.09 R)
• M92: 74,939,557 km (0.061 R)
• M93: 76,084,579 km (0.1 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: 184 - 14,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit