🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.05 AU - 1.61 AU

Year: 575 Days

Day: 30.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 119 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.48 AU - 1.64 AU

Year: 730 Days

Day: 34.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.46 AU - 3.62 AU

Year: 2496 Days

Day: 16.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.45 AU - 3.71 AU

Year: 2538 Days

Day: 22.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.72 AU - 4.48 AU

Year: 2560 Days

Day: 41.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,082,653 km

• M1: 99,632 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.2

Radius: 9.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.53 AU - 9.59 AU

Year: 8575 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 97,082,653 km

• M1: 125,363 km (0.045 R)
• M2: 262,694 km (0.112 R)
• M3: 367,113 km (0.097 R)
• M4: 431,440 km (0.094 R)
• M5: 665,711 km (0.106 R)
• M6: 734,226 km (0.119 R)
• M7: 879,037 km (0.11 R)
• M8: 1,626,578 km (0.112 R)
• M9: 1,702,573 km (0.118 R)
• M10: 1,937,891 km (0.106 R)
• M11: 2,225,717 km (0.099 R)
• M12: 2,331,932 km (0.11 R)
• M13: 2,865,248 km (0.097 R)
• M14: 3,098,471 km (0.084 R)
• M15: 3,338,127 km (0.103 R)
• M16: 3,835,241 km (0.086 R)
• M17: 4,223,597 km (0.085 R)
• M18: 4,355,841 km (0.057 R)
• M19: 4,489,432 km (0.111 R)
• M20: 4,981,759 km (0.089 R)
• M21: 6,713,504 km (0.114 R)
• M22: 7,370,986 km (0.096 R)
• M23: 8,579,139 km (0.091 R)
• M24: 8,950,141 km (0.101 R)
• M25: 9,188,900 km (0.037 R)
• M26: 9,637,992 km (0.097 R)
• M27: 9,707,705 km (0.091 R)
• M28: 9,812,723 km (0.11 R)
• M29: 9,918,040 km (0.067 R)
• M30: 10,200,630 km (0.092 R)
• M31: 10,414,405 km (0.04 R)
• M32: 10,665,580 km (0.113 R)
• M33: 11,137,412 km (0.06 R)
• M34: 11,468,173 km (0.107 R)
• M35: 11,876,874 km (0.038 R)
• M36: 12,365,910 km (0.046 R)
• M37: 12,441,756 km (0.084 R)
• M38: 13,324,832 km (0.104 R)
• M39: 13,754,327 km (0.046 R)
• M40: 14,347,483 km (0.102 R)
• M41: 14,506,954 km (0.077 R)
• M42: 14,586,989 km (0.118 R)
• M43: 15,354,426 km (0.113 R)
• M44: 15,722,437 km (0.089 R)
• M45: 15,845,855 km (0.107 R)
• M46: 16,010,862 km (0.116 R)
• M47: 16,844,122 km (0.06 R)
• M48: 16,970,382 km (0.099 R)
• M49: 17,096,942 km (0.09 R)
• M50: 18,422,828 km (0.052 R)
• M51: 18,770,344 km (0.06 R)
• M52: 19,120,104 km (0.083 R)
• M53: 19,295,732 km (0.116 R)
• M54: 19,560,221 km (0.075 R)
• M55: 20,495,357 km (0.085 R)
• M56: 20,630,145 km (0.087 R)
• M57: 21,126,959 km (0.116 R)
• M58: 21,673,440 km (0.072 R)
• M59: 21,902,475 km (0.033 R)
• M60: 22,178,333 km (0.119 R)
• M61: 22,548,139 km (0.119 R)
• M62: 23,387,383 km (0.102 R)
• M63: 24,094,532 km (0.056 R)
• M64: 24,236,800 km (0.077 R)
• M65: 24,569,954 km (0.12 R)
• M66: 25,048,368 km (0.091 R)
• M67: 25,192,581 km (0.04 R)
• M68: 26,894,556 km (0.042 R)
• M69: 27,635,364 km (0.056 R)
• M70: 27,834,030 km (0.111 R)
• M71: 28,082,961 km (0.107 R)
• M72: 28,332,790 km (0.079 R)
• M73: 28,432,871 km (0.102 R)
• M74: 29,440,412 km (0.112 R)
• M75: 30,973,491 km (0.118 R)
• M76: 31,076,714 km (0.102 R)
• M77: 31,438,591 km (0.115 R)
• M78: 31,905,785 km (0.108 R)
• M79: 32,900,013 km (0.119 R)
• M80: 33,321,579 km (0.113 R)
• M81: 33,427,195 km (0.099 R)
• M82: 34,543,644 km (0.116 R)
• M83: 35,079,504 km (0.101 R)
• M84: 35,240,920 km (0.032 R)
• M85: 36,213,905 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.8

Radius: 11.3

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.27 AU - 10.21 AU

Year: 8864 Days

Day: 7.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 97,082,653 km

• M1: 141,968 km (0.093 R)
• M2: 258,804 km (0.117 R)
• M3: 399,127 km (0.081 R)
• M4: 787,932 km (0.108 R)
• M5: 1,087,128 km (0.059 R)
• M6: 1,279,959 km (0.106 R)
• M7: 1,612,216 km (0.111 R)
• M8: 1,788,742 km (0.103 R)
• M9: 2,431,414 km (0.106 R)
• M10: 2,532,393 km (0.112 R)
• M11: 2,738,838 km (0.059 R)
• M12: 3,031,900 km (0.099 R)
• M13: 3,363,110 km (0.038 R)
• M14: 3,476,206 km (0.076 R)
• M15: 3,590,648 km (0.082 R)
• M16: 4,211,629 km (0.072 R)
• M17: 4,738,812 km (0.06 R)
• M18: 4,834,106 km (0.115 R)
• M19: 5,287,088 km (0.095 R)
• M20: 5,821,601 km (0.1 R)
• M21: 6,549,245 km (0.102 R)
• M22: 6,620,005 km (0.073 R)
• M23: 6,726,818 km (0.118 R)
• M24: 7,122,953 km (0.1 R)
• M25: 7,195,807 km (0.104 R)
• M26: 7,938,112 km (0.112 R)
• M27: 8,203,648 km (0.114 R)
• M28: 8,472,176 km (0.043 R)
• M29: 8,782,741 km (0.047 R)
• M30: 8,978,715 km (0.12 R)
• M31: 9,575,311 km (0.104 R)
• M32: 9,858,051 km (0.042 R)
• M33: 11,441,096 km (0.055 R)
• M34: 11,784,423 km (0.058 R)
• M35: 12,218,406 km (0.052 R)
• M36: 12,349,603 km (0.117 R)
• M37: 12,790,319 km (0.063 R)
• M38: 13,146,661 km (0.035 R)
• M39: 13,641,979 km (0.066 R)
• M40: 14,143,282 km (0.108 R)
• M41: 14,281,211 km (0.053 R)
• M42: 14,419,440 km (0.104 R)
• M43: 14,650,867 km (0.119 R)
• M44: 15,683,691 km (0.095 R)
• M45: 15,921,701 km (0.11 R)
• M46: 16,885,710 km (0.077 R)
• M47: 18,167,165 km (0.115 R)
• M48: 18,367,178 km (0.118 R)
• M49: 21,189,342 km (0.07 R)
• M50: 21,716,973 km (0.065 R)
• M51: 21,875,996 km (0.049 R)
• M52: 22,677,392 km (0.1 R)
• M53: 23,054,677 km (0.119 R)
• M54: 23,325,300 km (0.088 R)
• M55: 23,542,666 km (0.08 R)
• M56: 25,138,576 km (0.108 R)
• M57: 27,511,348 km (0.06 R)
• M58: 28,957,211 km (0.096 R)
• M59: 29,190,883 km (0.079 R)
• M60: 29,895,638 km (0.058 R)
• M61: 30,013,522 km (0.11 R)
• M62: 30,546,539 km (0.075 R)
• M63: 30,784,399 km (0.081 R)
• M64: 30,903,479 km (0.095 R)
• M65: 32,891,785 km (0.103 R)
• M66: 33,932,088 km (0.095 R)
• M67: 35,169,711 km (0.088 R)
• M68: 35,419,091 km (0.116 R)
• M69: 35,919,496 km (0.07 R)
• M70: 36,045,009 km (0.102 R)
• M71: 37,053,897 km (0.053 R)
• M72: 37,434,773 km (0.081 R)
• M73: 38,264,143 km (0.089 R)
• M74: 39,099,647 km (0.08 R)
• M75: 39,941,135 km (0.061 R)
• M76: 41,642,063 km (0.048 R)
• M77: 42,236,416 km (0.08 R)
• M78: 42,833,461 km (0.097 R)
• M79: 44,103,247 km (0.111 R)
• M80: 44,237,586 km (0.055 R)
• M81: 44,979,143 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.5

Radius: 11.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.85 AU - 9.31 AU

Year: 9418 Days

Day: 7.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 97,082,653 km

• M1: 186,848 km (0.099 R)
• M2: 271,371 km (0.089 R)
• M3: 430,543 km (0.083 R)
• M4: 531,671 km (0.114 R)
• M5: 812,017 km (0.06 R)
• M6: 889,659 km (0.108 R)
• M7: 970,142 km (0.105 R)
• M8: 1,119,590 km (0.087 R)
• M9: 1,307,485 km (0.059 R)
• M10: 1,603,689 km (0.085 R)
• M11: 1,681,181 km (0.118 R)
• M12: 1,921,585 km (0.111 R)
• M13: 2,210,009 km (0.106 R)
• M14: 2,284,359 km (0.099 R)
• M15: 2,461,184 km (0.041 R)
• M16: 2,708,619 km (0.07 R)
• M17: 2,950,519 km (0.12 R)
• M18: 3,270,060 km (0.1 R)
• M19: 3,398,116 km (0.087 R)
• M20: 3,542,478 km (0.032 R)
• M21: 3,882,214 km (0.039 R)
• M22: 3,957,612 km (0.053 R)
• M23: 4,263,689 km (0.093 R)
• M24: 4,388,304 km (0.045 R)
• M25: 4,498,258 km (0.068 R)
• M26: 4,593,403 km (0.099 R)
• M27: 4,753,323 km (0.096 R)
• M28: 4,866,419 km (0.075 R)
• M29: 5,378,193 km (0.062 R)
• M30: 5,837,907 km (0.062 R)
• M31: 6,257,230 km (0.064 R)
• M32: 6,813,285 km (0.095 R)
• M33: 6,977,843 km (0.119 R)
• M34: 8,011,265 km (0.054 R)
• M35: 8,126,904 km (0.096 R)
• M36: 9,273,422 km (0.112 R)
• M37: 9,824,391 km (0.111 R)
• M38: 10,093,518 km (0.092 R)
• M39: 10,302,057 km (0.099 R)
• M40: 10,385,982 km (0.115 R)
• M41: 10,491,149 km (0.075 R)
• M42: 10,638,952 km (0.081 R)
• M43: 10,808,745 km (0.04 R)
• M44: 11,475,204 km (0.108 R)
• M45: 11,649,336 km (0.066 R)
• M46: 11,846,356 km (0.041 R)
• M47: 12,088,555 km (0.115 R)
• M48: 13,164,912 km (0.116 R)
• M49: 13,278,756 km (0.108 R)
• M50: 13,507,491 km (0.1 R)
• M51: 13,737,572 km (0.108 R)
• M52: 14,341,798 km (0.061 R)
• M53: 15,216,647 km (0.059 R)
• M54: 15,408,132 km (0.094 R)
• M55: 15,769,261 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.4

Radius: 4.8

Gravity: 30.88 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 13.75 AU - 21.97 AU

Year: 28285 Days

Day: 20.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 97,082,653 km

• M1: 116,537 km (0.111 R)
• M2: 256,112 km (0.119 R)
• M3: 750,233 km (0.109 R)
• M4: 1,742,366 km (0.088 R)
• M5: 2,173,208 km (0.105 R)
• M6: 3,266,918 km (0.109 R)
• M7: 3,407,989 km (0.106 R)
• M8: 4,607,315 km (0.078 R)
• M9: 4,659,974 km (0.117 R)
• M10: 4,765,739 km (0.082 R)
• M11: 5,583,890 km (0.107 R)
• M12: 6,095,365 km (0.092 R)
• M13: 6,211,004 km (0.117 R)
• M14: 6,327,541 km (0.076 R)
• M15: 6,920,397 km (0.034 R)
• M16: 7,101,710 km (0.103 R)
• M17: 7,717,455 km (0.106 R)
• M18: 7,968,480 km (0.071 R)
• M19: 8,607,861 km (0.04 R)
• M20: 8,672,637 km (0.088 R)
• M21: 8,868,162 km (0.088 R)
• M22: 10,003,161 km (0.11 R)
• M23: 10,692,059 km (0.045 R)
• M24: 11,112,579 km (0.112 R)
• M25: 12,774,312 km (0.111 R)
• M26: 13,445,408 km (0.103 R)
• M27: 13,899,138 km (0.089 R)
• M28: 14,127,873 km (0.064 R)
• M29: 14,434,848 km (0.105 R)
• M30: 14,821,559 km (0.099 R)
• M31: 16,402,359 km (0.087 R)
• M32: 16,805,974 km (0.108 R)
• M33: 17,049,669 km (0.117 R)
• M34: 17,131,051 km (0.105 R)
• M35: 18,536,074 km (0.112 R)
• M36: 19,294,685 km (0.107 R)
• M37: 20,149,487 km (0.076 R)
• M38: 21,279,100 km (0.079 R)
• M39: 21,807,480 km (0.083 R)
• M40: 22,073,166 km (0.083 R)
• M41: 22,787,047 km (0.114 R)
• M42: 23,690,169 km (0.075 R)
• M43: 26,941,529 km (0.059 R)
• M44: 27,321,807 km (0.059 R)
• M45: 28,088,047 km (0.068 R)
• M46: 31,222,272 km (0.117 R)
• M47: 31,822,160 km (0.043 R)
• M48: 33,236,757 km (0.082 R)
• M49: 35,604,742 km (0.12 R)
• M50: 37,495,659 km (0.105 R)
• M51: 38,453,235 km (0.054 R)
• M52: 39,742,470 km (0.105 R)
• M53: 40,936,709 km (0.097 R)
• M54: 42,473,528 km (0.059 R)
• M55: 43,471,496 km (0.038 R)
• M56: 43,917,596 km (0.086 R)
• M57: 44,814,137 km (0.1 R)
• M58: 46,967,598 km (0.115 R)
• M59: 48,229,606 km (0.047 R)
• M60: 48,460,285 km (0.116 R)
• M61: 50,318,740 km (0.12 R)
• M62: 53,268,959 km (0.119 R)
• M63: 56,638,951 km (0.11 R)
• M64: 60,201,474 km (0.113 R)
• M65: 61,696,705 km (0.099 R)
• M66: 62,574,545 km (0.11 R)
• M67: 62,700,208 km (0.106 R)
• M68: 63,077,942 km (0.109 R)
• M69: 65,105,293 km (0.025 R)
• M70: 65,870,934 km (0.105 R)
• M71: 67,282,540 km (0.037 R)
• M72: 67,798,353 km (0.112 R)
• M73: 68,574,467 km (0.06 R)
• M74: 69,483,723 km (0.12 R)
• M75: 70,527,617 km (0.112 R)
• M76: 73,557,722 km (0.044 R)
• M77: 73,823,258 km (0.097 R)
• M78: 75,289,168 km (0.09 R)
• M79: 76,226,997 km (0.119 R)
• M80: 76,361,336 km (0.11 R)
• M81: 77,573,527 km (0.083 R)
• M82: 79,607,909 km (0.033 R)
• M83: 80,426,658 km (0.077 R)
• M84: 81,522,462 km (0.075 R)
• M85: 85,396,897 km (0.114 R)
• M86: 86,095,071 km (0.092 R)
• M87: 88,341,881 km (0.091 R)
• M88: 89,189,353 km (0.103 R)
• M89: 89,330,873 km (0.041 R)
• M90: 90,181,486 km (0.114 R)
• M91: 91,462,493 km (0.115 R)
• M92: 93,036,412 km (0.071 R)
• M93: 93,467,104 km (0.037 R)
• M94: 93,610,868 km (0.076 R)
• M95: 93,754,631 km (0.085 R)
• M96: 93,898,544 km (0.09 R)
• M97: 95,920,659 km (0.044 R)
• M98: 96,646,358 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 10,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit