🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.59 AU

Year: 239 Days

Day: 31.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,927,425 km

• M1: 93,499 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.47 AU - 0.57 AU

Year: 246 Days

Day: 29.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,927,425 km

• M1: 81,232 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.65 AU - 0.69 AU

Year: 360 Days

Day: 24.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,927,425 km

• M1: 474,824 km (0.034 R)
• M2: 843,582 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.2

Radius: 13

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.7 AU - 0.88 AU

Year: 461 Days

Day: 8.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,927,425 km

• M1: 162,463 km (0.109 R)
• M2: 245,191 km (0.071 R)
• M3: 350,807 km (0.114 R)
• M4: 433,535 km (0.063 R)
• M5: 546,182 km (0.085 R)
• M6: 709,393 km (0.11 R)
• M7: 791,074 km (0.082 R)
• M8: 919,129 km (0.045 R)
• M9: 1,003,951 km (0.117 R)
• M10: 1,223,561 km (0.101 R)
• M11: 1,367,923 km (0.098 R)
• M12: 1,452,745 km (0.092 R)
• M13: 1,563,896 km (0.115 R)
• M14: 1,787,844 km (0.087 R)
• M15: 2,026,602 km (0.109 R)
• M16: 2,239,630 km (0.112 R)
• M17: 2,320,562 km (0.05 R)
• M18: 2,460,287 km (0.068 R)
• M19: 2,654,016 km (0.063 R)
• M20: 2,914,466 km (0.108 R)
• M21: 3,119,864 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.5

Radius: 9.5

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.88 AU - 1 AU

Year: 598 Days

Day: 8.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 72,927,425 km

• M1: 125,064 km (0.083 R)
• M2: 186,997 km (0.088 R)
• M3: 247,435 km (0.036 R)
• M4: 369,507 km (0.101 R)
• M5: 495,767 km (0.053 R)
• M6: 655,987 km (0.045 R)
• M7: 724,203 km (0.076 R)
• M8: 790,326 km (0.074 R)
• M9: 858,542 km (0.068 R)
• M10: 918,830 km (0.092 R)
• M11: 1,017,565 km (0.075 R)
• M12: 1,208,900 km (0.062 R)
• M13: 1,311,973 km (0.101 R)
• M14: 1,406,220 km (0.051 R)
• M15: 1,533,528 km (0.065 R)
• M16: 1,620,444 km (0.03 R)
• M17: 1,885,083 km (0.07 R)
• M18: 1,958,535 km (0.109 R)
• M19: 2,087,489 km (0.095 R)
• M20: 2,177,547 km (0.081 R)
• M21: 2,283,013 km (0.115 R)
• M22: 2,361,402 km (0.077 R)
• M23: 2,455,350 km (0.058 R)
• M24: 2,528,503 km (0.079 R)
• M25: 2,722,083 km (0.119 R)
• M26: 2,851,335 km (0.071 R)
• M27: 3,092,188 km (0.071 R)
• M28: 3,187,332 km (0.119 R)
• M29: 3,259,289 km (0.113 R)
• M30: 3,388,541 km (0.095 R)
• M31: 3,453,916 km (0.086 R)
• M32: 3,644,055 km (0.071 R)
• M33: 3,710,925 km (0.062 R)
• M34: 3,786,771 km (0.087 R)
• M35: 3,871,593 km (0.069 R)
• M36: 3,991,570 km (0.052 R)
• M37: 4,077,888 km (0.081 R)
• M38: 4,252,619 km (0.108 R)
• M39: 4,582,332 km (0.03 R)
• M40: 4,645,612 km (0.106 R)
• M41: 4,901,873 km (0.116 R)
• M42: 4,966,649 km (0.082 R)
• M43: 5,200,321 km (0.067 R)
• M44: 5,304,441 km (0.109 R)
• M45: 5,495,328 km (0.08 R)
• M46: 5,893,707 km (0.046 R)
• M47: 6,131,269 km (0.051 R)
• M48: 6,251,246 km (0.116 R)
• M49: 6,759,729 km (0.114 R)
• M50: 6,821,663 km (0.039 R)
• M51: 7,102,608 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.5

Radius: 8.3

Gravity: 10.84 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.7 AU - 3.16 AU

Year: 3290 Days

Day: 5.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 72,927,425 km

• M1: 159,771 km (0.1 R)
• M2: 224,846 km (0.095 R)
• M3: 500,106 km (0.077 R)
• M4: 583,880 km (0.12 R)
• M5: 662,868 km (0.081 R)
• M6: 766,988 km (0.065 R)
• M7: 910,901 km (0.075 R)
• M8: 1,027,887 km (0.116 R)
• M9: 1,149,959 km (0.114 R)
• M10: 1,225,655 km (0.097 R)
• M11: 1,422,377 km (0.052 R)
• M12: 1,714,840 km (0.095 R)
• M13: 1,831,377 km (0.062 R)
• M14: 2,041,562 km (0.068 R)
• M15: 2,259,676 km (0.098 R)
• M16: 2,355,568 km (0.104 R)
• M17: 2,803,614 km (0.08 R)
• M18: 3,028,908 km (0.049 R)
• M19: 3,188,230 km (0.099 R)
• M20: 3,332,293 km (0.104 R)
• M21: 3,533,801 km (0.098 R)
• M22: 3,589,601 km (0.08 R)
• M23: 3,815,194 km (0.048 R)
• M24: 4,221,353 km (0.088 R)
• M25: 4,280,593 km (0.115 R)
• M26: 4,661,619 km (0.059 R)
• M27: 4,743,300 km (0.102 R)
• M28: 5,158,733 km (0.034 R)
• M29: 5,306,835 km (0.093 R)
• M30: 5,781,659 km (0.108 R)
• M31: 5,913,604 km (0.07 R)
• M32: 6,091,027 km (0.11 R)
• M33: 6,383,042 km (0.11 R)
• M34: 7,004,322 km (0.074 R)
• M35: 7,262,827 km (0.118 R)
• M36: 8,229,678 km (0.087 R)
• M37: 8,677,873 km (0.061 R)
• M38: 8,803,685 km (0.043 R)
• M39: 9,339,245 km (0.06 R)
• M40: 9,494,079 km (0.084 R)
• M41: 9,649,960 km (0.073 R)
• M42: 9,964,116 km (0.089 R)
• M43: 10,388,076 km (0.1 R)
• M44: 10,575,522 km (0.092 R)
• M45: 10,656,156 km (0.117 R)
• M46: 11,308,851 km (0.098 R)
• M47: 11,667,736 km (0.103 R)
• M48: 11,946,437 km (0.111 R)
• M49: 13,227,444 km (0.106 R)
• M50: 13,664,120 km (0.118 R)
• M51: 15,305,209 km (0.064 R)
• M52: 15,763,576 km (0.052 R)
• M53: 16,102,565 km (0.032 R)
• M54: 16,944,801 km (0.093 R)
• M55: 17,292,018 km (0.098 R)
• M56: 17,450,592 km (0.099 R)
• M57: 17,577,899 km (0.099 R)
• M58: 17,961,468 km (0.115 R)
• M59: 18,283,253 km (0.117 R)
• M60: 19,063,257 km (0.074 R)
• M61: 19,259,978 km (0.063 R)
• M62: 19,325,651 km (0.096 R)
• M63: 19,424,386 km (0.099 R)
• M64: 19,589,243 km (0.119 R)
• M65: 19,655,365 km (0.073 R)
• M66: 19,754,698 km (0.115 R)
• M67: 20,086,805 km (0.09 R)
• M68: 20,554,897 km (0.099 R)
• M69: 20,655,726 km (0.093 R)
• M70: 20,824,024 km (0.062 R)
• M71: 20,958,961 km (0.095 R)
• M72: 21,161,965 km (0.117 R)
• M73: 21,535,960 km (0.092 R)
• M74: 21,638,285 km (0.043 R)
• M75: 21,775,017 km (0.101 R)
• M76: 22,049,380 km (0.033 R)
• M77: 22,118,045 km (0.052 R)
• M78: 22,774,929 km (0.09 R)
• M79: 23,473,103 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.7

Radius: 8.1

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.86 AU - 4.66 AU

Year: 5768 Days

Day: 10.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 132.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 72,927,425 km

• M1: 106,214 km (0.116 R)
• M2: 175,628 km (0.056 R)
• M3: 360,680 km (0.03 R)
• M4: 444,754 km (0.118 R)
• M5: 596,896 km (0.097 R)
• M6: 952,190 km (0.091 R)
• M7: 1,184,366 km (0.03 R)
• M8: 1,400,086 km (0.094 R)
• M9: 1,869,076 km (0.073 R)
• M10: 2,446,075 km (0.075 R)
• M11: 2,529,850 km (0.032 R)
• M12: 3,074,984 km (0.115 R)
• M13: 3,442,696 km (0.064 R)
• M14: 3,703,594 km (0.111 R)
• M15: 4,045,126 km (0.111 R)
• M16: 4,295,254 km (0.084 R)
• M17: 4,653,840 km (0.11 R)
• M18: 4,731,930 km (0.075 R)
• M19: 4,810,619 km (0.111 R)
• M20: 5,182,968 km (0.097 R)
• M21: 5,815,019 km (0.115 R)
• M22: 6,125,883 km (0.106 R)
• M23: 6,971,261 km (0.114 R)
• M24: 7,120,709 km (0.098 R)
• M25: 7,180,847 km (0.08 R)
• M26: 7,362,160 km (0.119 R)
• M27: 7,453,265 km (0.09 R)
• M28: 7,667,639 km (0.044 R)
• M29: 8,039,689 km (0.115 R)
• M30: 8,165,052 km (0.114 R)
• M31: 8,705,100 km (0.084 R)
• M32: 9,388,014 km (0.105 R)
• M33: 10,393,312 km (0.108 R)
• M34: 10,736,041 km (0.069 R)
• M35: 11,187,078 km (0.092 R)
• M36: 11,679,704 km (0.075 R)
• M37: 12,000,292 km (0.034 R)
• M38: 12,215,414 km (0.099 R)
• M39: 12,468,235 km (0.105 R)
• M40: 13,496,570 km (0.107 R)
• M41: 13,720,369 km (0.067 R)
• M42: 13,907,964 km (0.081 R)
• M43: 14,475,539 km (0.106 R)
• M44: 14,858,210 km (0.061 R)
• M45: 14,935,103 km (0.065 R)
• M46: 16,382,014 km (0.068 R)
• M47: 16,660,864 km (0.042 R)
• M48: 17,263,445 km (0.097 R)
• M49: 17,466,000 km (0.081 R)
• M50: 17,750,685 km (0.12 R)
• M51: 17,955,036 km (0.046 R)
• M52: 18,160,284 km (0.069 R)
• M53: 18,780,367 km (0.097 R)
• M54: 19,030,345 km (0.053 R)
• M55: 19,197,596 km (0.066 R)
• M56: 19,617,966 km (0.102 R)
• M57: 19,702,339 km (0.036 R)
• M58: 19,871,534 km (0.098 R)
• M59: 20,083,813 km (0.112 R)
• M60: 20,296,691 km (0.096 R)
• M61: 20,638,971 km (0.107 R)
• M62: 20,767,924 km (0.103 R)
• M63: 22,378,944 km (0.081 R)
• M64: 22,776,874 km (0.085 R)
• M65: 22,910,166 km (0.09 R)
• M66: 23,177,198 km (0.118 R)
• M67: 23,535,036 km (0.073 R)
• M68: 24,120,263 km (0.083 R)
• M69: 24,528,366 km (0.097 R)
• M70: 24,710,427 km (0.084 R)
• M71: 24,892,936 km (0.052 R)
• M72: 25,443,157 km (0.058 R)
• M73: 26,183,068 km (0.043 R)
• M74: 26,742,564 km (0.118 R)
• M75: 27,023,808 km (0.109 R)
• M76: 27,494,742 km (0.065 R)
• M77: 28,015,941 km (0.093 R)
• M78: 28,731,917 km (0.07 R)
• M79: 29,068,063 km (0.113 R)
• M80: 30,866,678 km (0.095 R)
• M81: 31,853,725 km (0.109 R)
• M82: 32,650,782 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.6

Radius: 3.6

Gravity: 56.84 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.01 AU - 10.25 AU

Year: 18097 Days

Day: 20.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 102.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 72,927,425 km

• M1: 78,688 km (0.093 R)
• M2: 165,455 km (0.071 R)
• M3: 299,046 km (0.096 R)
• M4: 332,855 km (0.098 R)
• M5: 717,471 km (0.1 R)
• M6: 811,269 km (0.11 R)
• M7: 1,036,564 km (0.102 R)
• M8: 1,724,863 km (0.092 R)
• M9: 1,882,839 km (0.062 R)
• M10: 1,979,928 km (0.071 R)
• M11: 2,384,141 km (0.086 R)
• M12: 2,998,989 km (0.111 R)
• M13: 4,068,912 km (0.063 R)
• M14: 4,321,284 km (0.117 R)
• M15: 4,665,658 km (0.115 R)
• M16: 5,426,214 km (0.038 R)
• M17: 6,128,576 km (0.065 R)
• M18: 6,368,980 km (0.092 R)
• M19: 6,466,069 km (0.091 R)
• M20: 6,514,838 km (0.074 R)
• M21: 6,661,593 km (0.055 R)
• M22: 8,667,551 km (0.083 R)
• M23: 8,829,117 km (0.084 R)
• M24: 9,155,090 km (0.059 R)
• M25: 10,612,623 km (0.113 R)
• M26: 12,868,558 km (0.118 R)
• M27: 13,423,866 km (0.03 R)
• M28: 13,610,713 km (0.063 R)
• M29: 14,430,211 km (0.059 R)
• M30: 14,621,546 km (0.11 R)
• M31: 16,848,460 km (0.11 R)
• M32: 17,523,296 km (0.092 R)
• M33: 17,727,497 km (0.112 R)
• M34: 17,795,714 km (0.106 R)
• M35: 17,864,080 km (0.075 R)
• M36: 18,206,958 km (0.074 R)
• M37: 18,621,195 km (0.077 R)
• M38: 19,038,723 km (0.096 R)
• M39: 19,388,931 km (0.046 R)
• M40: 19,811,994 km (0.06 R)
• M41: 21,027,178 km (0.109 R)
• M42: 21,826,180 km (0.095 R)
• M43: 22,339,749 km (0.114 R)
• M44: 22,709,106 km (0.085 R)
• M45: 22,931,708 km (0.053 R)
• M46: 23,080,408 km (0.066 R)
• M47: 25,658,279 km (0.06 R)
• M48: 26,824,095 km (0.068 R)
• M49: 27,769,254 km (0.079 R)
• M50: 28,805,369 km (0.104 R)
• M51: 29,207,189 km (0.099 R)
• M52: 30,669,209 km (0.087 R)
• M53: 31,079,556 km (0.044 R)
• M54: 31,491,698 km (0.117 R)
• M55: 32,404,844 km (0.072 R)
• M56: 33,832,905 km (0.112 R)
• M57: 34,087,072 km (0.107 R)
• M58: 35,453,199 km (0.049 R)
• M59: 36,576,380 km (0.11 R)
• M60: 36,750,213 km (0.118 R)
• M61: 37,535,751 km (0.116 R)
• M62: 38,238,712 km (0.115 R)
• M63: 38,415,088 km (0.034 R)
• M64: 40,015,037 km (0.098 R)
• M65: 41,093,637 km (0.115 R)
• M66: 41,545,872 km (0.109 R)
• M67: 42,181,812 km (0.067 R)
• M68: 45,222,688 km (0.118 R)
• M69: 45,315,888 km (0.07 R)
• M70: 45,502,586 km (0.083 R)
• M71: 45,689,583 km (0.069 R)
• M72: 46,345,869 km (0.111 R)
• M73: 47,667,716 km (0.107 R)
• M74: 48,047,695 km (0.077 R)
• M75: 48,906,386 km (0.03 R)
• M76: 49,962,547 km (0.107 R)
• M77: 50,348,510 km (0.06 R)
• M78: 50,832,459 km (0.119 R)
• M79: 51,999,921 km (0.099 R)
• M80: 52,881,351 km (0.099 R)
• M81: 53,176,209 km (0.098 R)
• M82: 54,064,222 km (0.105 R)
• M83: 54,559,690 km (0.113 R)
• M84: 54,957,022 km (0.109 R)
• M85: 56,155,151 km (0.116 R)
• M86: 56,556,373 km (0.098 R)
• M87: 57,765,871 km (0.115 R)
• M88: 58,170,982 km (0.11 R)
• M89: 60,312,925 km (0.092 R)
• M90: 60,415,549 km (0.094 R)
• M91: 67,104,369 km (0.1 R)
• M92: 67,743,301 km (0.095 R)
• M93: 72,490,640 km (0.06 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: 476 - 15,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit