🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.48 AU - 0.6 AU

Year: 142 Days

Day: 18.9 Hours

Environment

Temp: 177 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 118,480,270 km

• M1: 245,789 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.71 AU - 0.75 AU

Year: 223 Days

Day: 39.4 Hours

Environment

Temp: 195 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.3

Radius: 13.7

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.21 AU - 10.11 AU

Year: 9127 Days

Day: 12.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 82 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 118,480,270 km

• M1: 229,184 km (0.032 R)
• M2: 461,958 km (0.116 R)
• M3: 994,975 km (0.073 R)
• M4: 1,154,297 km (0.12 R)
• M5: 1,477,279 km (0.107 R)
• M6: 1,614,909 km (0.117 R)
• M7: 2,314,129 km (0.114 R)
• M8: 2,612,876 km (0.074 R)
• M9: 3,070,197 km (0.114 R)
• M10: 3,248,368 km (0.116 R)
• M11: 4,092,250 km (0.067 R)
• M12: 4,255,910 km (0.095 R)
• M13: 4,657,580 km (0.06 R)
• M14: 4,932,391 km (0.113 R)
• M15: 5,036,661 km (0.101 R)
• M16: 5,177,134 km (0.118 R)
• M17: 5,533,775 km (0.09 R)
• M18: 6,233,594 km (0.047 R)
• M19: 6,613,273 km (0.088 R)
• M20: 8,001,242 km (0.08 R)
• M21: 8,289,368 km (0.101 R)
• M22: 8,918,576 km (0.071 R)
• M23: 10,446,270 km (0.081 R)
• M24: 10,626,086 km (0.107 R)
• M25: 10,806,801 km (0.058 R)
• M26: 11,679,555 km (0.099 R)
• M27: 11,819,429 km (0.1 R)
• M28: 12,006,875 km (0.069 R)
• M29: 12,289,764 km (0.047 R)
• M30: 12,384,609 km (0.117 R)
• M31: 13,541,150 km (0.105 R)
• M32: 13,983,960 km (0.038 R)
• M33: 15,238,488 km (0.114 R)
• M34: 15,647,488 km (0.093 R)
• M35: 15,853,485 km (0.11 R)
• M36: 16,215,960 km (0.094 R)
• M37: 16,896,481 km (0.052 R)
• M38: 17,266,736 km (0.092 R)
• M39: 18,884,038 km (0.067 R)
• M40: 19,048,446 km (0.077 R)
• M41: 19,268,355 km (0.112 R)
• M42: 19,489,162 km (0.095 R)
• M43: 19,710,866 km (0.113 R)
• M44: 20,605,760 km (0.113 R)
• M45: 21,114,991 km (0.119 R)
• M46: 21,456,673 km (0.115 R)
• M47: 22,030,381 km (0.062 R)
• M48: 22,145,870 km (0.061 R)
• M49: 22,319,254 km (0.114 R)
• M50: 22,435,043 km (0.102 R)
• M51: 22,667,369 km (0.082 R)
• M52: 23,310,490 km (0.074 R)
• M53: 23,840,964 km (0.056 R)
• M54: 24,018,836 km (0.103 R)
• M55: 24,794,201 km (0.05 R)
• M56: 25,215,020 km (0.062 R)
• M57: 25,517,208 km (0.099 R)
• M58: 25,881,329 km (0.12 R)
• M59: 27,045,649 km (0.108 R)
• M60: 27,478,885 km (0.052 R)
• M61: 27,665,433 km (0.108 R)
• M62: 28,982,044 km (0.091 R)
• M63: 31,480,927 km (0.062 R)
• M64: 31,871,527 km (0.086 R)
• M65: 32,526,018 km (0.102 R)
• M66: 33,118,874 km (0.074 R)
• M67: 33,715,321 km (0.114 R)
• M68: 35,458,286 km (0.102 R)
• M69: 35,729,058 km (0.036 R)
• M70: 35,932,511 km (0.043 R)
• M71: 36,340,764 km (0.1 R)
• M72: 37,367,903 km (0.092 R)
• M73: 38,057,998 km (0.092 R)
• M74: 40,083,104 km (0.102 R)
• M75: 40,647,985 km (0.106 R)
• M76: 42,214,724 km (0.103 R)
• M77: 43,221,966 km (0.093 R)
• M78: 44,091,728 km (0.111 R)
• M79: 44,455,850 km (0.083 R)
• M80: 44,747,715 km (0.098 R)
• M81: 45,995,810 km (0.119 R)
• M82: 48,451,160 km (0.119 R)
• M83: 49,052,843 km (0.119 R)
• M84: 49,959,854 km (0.063 R)
• M85: 50,643,816 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.1

Radius: 4.7

Gravity: 44.96 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 15.56 AU - 24.64 AU

Year: 32275 Days

Day: 22.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 118,480,270 km

• M1: 214,075 km (0.077 R)
• M2: 736,321 km (0.091 R)
• M3: 1,041,500 km (0.111 R)
• M4: 1,114,355 km (0.115 R)
• M5: 1,151,455 km (0.033 R)
• M6: 1,382,434 km (0.101 R)
• M7: 1,886,579 km (0.086 R)
• M8: 2,020,918 km (0.037 R)
• M9: 2,158,398 km (0.087 R)
• M10: 2,941,543 km (0.105 R)
• M11: 3,362,960 km (0.093 R)
• M12: 3,635,976 km (0.089 R)
• M13: 4,087,612 km (0.071 R)
• M14: 5,418,136 km (0.12 R)
• M15: 6,261,718 km (0.103 R)
• M16: 6,328,289 km (0.081 R)
• M17: 6,462,179 km (0.047 R)
• M18: 7,354,979 km (0.105 R)
• M19: 9,634,701 km (0.117 R)
• M20: 11,130,680 km (0.071 R)
• M21: 12,781,642 km (0.06 R)
• M22: 13,808,332 km (0.056 R)
• M23: 14,950,063 km (0.057 R)
• M24: 15,487,269 km (0.105 R)
• M25: 16,121,863 km (0.057 R)
• M26: 16,580,381 km (0.069 R)
• M27: 17,229,486 km (0.081 R)
• M28: 17,981,365 km (0.098 R)
• M29: 19,809,750 km (0.11 R)
• M30: 21,495,120 km (0.05 R)
• M31: 21,797,307 km (0.086 R)
• M32: 22,507,748 km (0.113 R)
• M33: 23,951,367 km (0.099 R)
• M34: 24,474,212 km (0.115 R)
• M35: 24,579,229 km (0.104 R)
• M36: 25,637,634 km (0.115 R)
• M37: 28,127,691 km (0.111 R)
• M38: 29,792,715 km (0.064 R)
• M39: 30,017,112 km (0.093 R)
• M40: 32,522,278 km (0.081 R)
• M41: 35,212,197 km (0.08 R)
• M42: 37,366,556 km (0.102 R)
• M43: 37,608,605 km (0.08 R)
• M44: 39,440,132 km (0.091 R)
• M45: 43,697,538 km (0.113 R)
• M46: 45,363,610 km (0.102 R)
• M47: 46,009,872 km (0.07 R)
• M48: 46,139,574 km (0.084 R)
• M49: 46,529,127 km (0.07 R)
• M50: 47,050,326 km (0.067 R)
• M51: 48,098,408 km (0.096 R)
• M52: 48,493,496 km (0.12 R)
• M53: 50,084,320 km (0.093 R)
• M54: 51,557,560 km (0.07 R)
• M55: 51,692,198 km (0.08 R)
• M56: 57,311,991 km (0.071 R)
• M57: 59,698,377 km (0.101 R)
• M58: 59,981,266 km (0.049 R)
• M59: 60,122,935 km (0.06 R)
• M60: 60,548,392 km (0.094 R)
• M61: 63,988,096 km (0.089 R)
• M62: 64,422,528 km (0.039 R)
• M63: 64,567,488 km (0.111 R)
• M64: 69,265,011 km (0.116 R)
• M65: 71,054,800 km (0.065 R)
• M66: 72,557,959 km (0.066 R)
• M67: 74,832,146 km (0.116 R)
• M68: 76,821,947 km (0.082 R)
• M69: 78,984,235 km (0.059 R)
• M70: 80,697,131 km (0.115 R)
• M71: 81,636,605 km (0.084 R)
• M72: 82,579,670 km (0.108 R)
• M73: 87,028,262 km (0.082 R)
• M74: 88,152,490 km (0.099 R)
• M75: 88,474,574 km (0.045 R)
• M76: 89,281,505 km (0.098 R)
• M77: 91,065,460 km (0.109 R)
• M78: 93,352,811 km (0.055 R)
• M79: 95,659,012 km (0.071 R)
• M80: 97,650,608 km (0.059 R)
• M81: 100,495,511 km (0.113 R)
• M82: 102,012,583 km (0.099 R)
• M83: 104,047,114 km (0.119 R)
• M84: 104,557,841 km (0.052 R)
• M85: 105,410,848 km (0.086 R)
• M86: 106,437,539 km (0.043 R)
• M87: 108,156,119 km (0.12 R)
• M88: 109,883,825 km (0.115 R)
• M89: 112,492,363 km (0.11 R)
• M90: 113,016,554 km (0.085 R)
• M91: 113,716,672 km (0.114 R)
• M92: 117,238,954 km (0.106 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 15,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit