🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.2

Radius: 11.2

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.62 AU - 0.88 AU

Year: 433 Days

Day: 14.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,476,168 km

• M1: 139,575 km (0.1 R)
• M2: 550,969 km (0.102 R)
• M3: 966,552 km (0.12 R)
• M4: 1,386,623 km (0.118 R)
• M5: 2,185,625 km (0.088 R)
• M6: 2,946,330 km (0.074 R)
• M7: 3,887,600 km (0.094 R)
• M8: 4,846,971 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.4

Radius: 10.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.16 AU - 3.46 AU

Year: 3141 Days

Day: 13.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,476,168 km

• M1: 129,701 km (0.087 R)
• M2: 1,200,673 km (0.057 R)
• M3: 1,883,138 km (0.03 R)
• M4: 2,247,409 km (0.116 R)
• M5: 4,429,743 km (0.104 R)
• M6: 5,895,951 km (0.096 R)
• M7: 7,104,852 km (0.096 R)
• M8: 8,375,835 km (0.035 R)
• M9: 13,487,146 km (0.091 R)
• M10: 16,613,143 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.4

Radius: 13.3

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.36 AU - 3.68 AU

Year: 3500 Days

Day: 11.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,476,168 km

• M1: 165,455 km (0.087 R)
• M2: 618,288 km (0.03 R)
• M3: 1,039,556 km (0.108 R)
• M4: 1,494,932 km (0.106 R)
• M5: 1,990,699 km (0.092 R)
• M6: 2,762,325 km (0.049 R)
• M7: 4,389,800 km (0.104 R)
• M8: 4,977,420 km (0.077 R)
• M9: 5,616,951 km (0.112 R)
• M10: 6,462,478 km (0.084 R)
• M11: 7,061,319 km (0.091 R)
• M12: 7,905,499 km (0.117 R)
• M13: 8,967,944 km (0.08 R)
• M14: 10,290,239 km (0.068 R)
• M15: 11,923,249 km (0.117 R)
• M16: 14,396,551 km (0.117 R)
• M17: 18,161,331 km (0.115 R)
• M18: 21,973,085 km (0.112 R)
• M19: 23,917,408 km (0.066 R)
• M20: 25,045,825 km (0.116 R)
• M21: 25,817,750 km (0.103 R)
• M22: 26,844,740 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.9

Radius: 11.1

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.88 AU - 3.28 AU

Year: 3605 Days

Day: 13 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,476,168 km

• M1: 138,528 km (0.116 R)
• M2: 550,520 km (0.099 R)
• M3: 920,775 km (0.059 R)
• M4: 1,769,743 km (0.057 R)
• M5: 2,808,850 km (0.068 R)
• M6: 4,452,631 km (0.063 R)
• M7: 4,867,765 km (0.079 R)
• M8: 5,609,771 km (0.082 R)
• M9: 6,297,173 km (0.086 R)
• M10: 8,667,401 km (0.117 R)
• M11: 9,999,720 km (0.084 R)
• M12: 11,010,403 km (0.106 R)
• M13: 11,812,098 km (0.086 R)
• M14: 12,652,390 km (0.106 R)
• M15: 13,150,102 km (0.093 R)
• M16: 14,318,012 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579

Radius: 11.6

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.54 AU - 5.1 AU

Year: 5988 Days

Day: 6.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,476,168 km

• M1: 144,212 km (0.119 R)
• M2: 529,128 km (0.07 R)
• M3: 917,933 km (0.061 R)
• M4: 1,349,223 km (0.079 R)
• M5: 1,875,359 km (0.108 R)
• M6: 2,257,731 km (0.12 R)
• M7: 3,346,056 km (0.101 R)
• M8: 4,573,357 km (0.092 R)
• M9: 5,135,396 km (0.097 R)
• M10: 6,111,223 km (0.101 R)
• M11: 6,895,714 km (0.099 R)
• M12: 8,704,950 km (0.095 R)
• M13: 9,442,917 km (0.09 R)
• M14: 11,138,010 km (0.096 R)
• M15: 12,008,071 km (0.099 R)
• M16: 12,818,892 km (0.107 R)
• M17: 13,504,349 km (0.058 R)
• M18: 15,530,503 km (0.041 R)
• M19: 16,127,698 km (0.109 R)
• M20: 16,740,002 km (0.052 R)
• M21: 18,141,734 km (0.108 R)
• M22: 21,837,848 km (0.073 R)
• M23: 23,509,904 km (0.048 R)
• M24: 23,980,239 km (0.112 R)
• M25: 24,537,043 km (0.072 R)
• M26: 27,107,134 km (0.111 R)
• M27: 27,973,007 km (0.048 R)
• M28: 31,149,717 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.8

Radius: 12.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.56 AU - 5.48 AU

Year: 6408 Days

Day: 11.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 145.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,476,168 km

• M1: 161,117 km (0.062 R)
• M2: 846,275 km (0.084 R)
• M3: 1,249,591 km (0.091 R)
• M4: 1,759,271 km (0.06 R)
• M5: 2,195,798 km (0.102 R)
• M6: 3,251,959 km (0.114 R)
• M7: 3,732,317 km (0.095 R)
• M8: 5,801,405 km (0.095 R)
• M9: 6,412,064 km (0.071 R)
• M10: 7,649,687 km (0.097 R)
• M11: 9,040,798 km (0.038 R)
• M12: 10,641,046 km (0.1 R)
• M13: 12,897,730 km (0.047 R)
• M14: 13,494,775 km (0.114 R)
• M15: 17,210,936 km (0.073 R)
• M16: 18,136,049 km (0.073 R)
• M17: 19,727,322 km (0.055 R)
• M18: 20,374,632 km (0.074 R)
• M19: 25,818,498 km (0.099 R)
• M20: 30,798,162 km (0.115 R)
• M21: 33,058,287 km (0.106 R)
• M22: 34,798,260 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.4

Radius: 11.3

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.23 AU - 6.41 AU

Year: 8183 Days

Day: 12 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,476,168 km

• M1: 140,921 km (0.118 R)
• M2: 734,974 km (0.057 R)
• M3: 1,095,056 km (0.111 R)
• M4: 2,079,111 km (0.119 R)
• M5: 2,850,737 km (0.062 R)
• M6: 4,598,190 km (0.117 R)
• M7: 6,259,325 km (0.045 R)
• M8: 7,205,830 km (0.048 R)
• M9: 7,860,171 km (0.1 R)
• M10: 8,688,196 km (0.075 R)
• M11: 9,767,095 km (0.095 R)
• M12: 13,119,584 km (0.118 R)
• M13: 13,540,702 km (0.045 R)
• M14: 18,866,386 km (0.093 R)
• M15: 19,793,444 km (0.049 R)
• M16: 20,188,681 km (0.031 R)
• M17: 22,414,249 km (0.119 R)
• M18: 25,165,952 km (0.119 R)
• M19: 25,911,099 km (0.053 R)
• M20: 28,534,896 km (0.066 R)
• M21: 29,447,443 km (0.063 R)
• M22: 30,799,808 km (0.098 R)
• M23: 32,630,288 km (0.069 R)
• M24: 33,740,453 km (0.099 R)
• M25: 35,568,539 km (0.081 R)
• M26: 36,388,784 km (0.111 R)
• M27: 36,744,229 km (0.105 R)
• M28: 43,278,365 km (0.106 R)
• M29: 44,482,777 km (0.095 R)
• M30: 45,434,818 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.2

Radius: 6

Gravity: 19.26 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.39 AU - 9.89 AU

Year: 16936 Days

Day: 18.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,476,168 km

• M1: 74,799 km (0.114 R)
• M2: 506,987 km (0.069 R)
• M3: 873,502 km (0.118 R)
• M4: 1,418,936 km (0.083 R)
• M5: 1,672,355 km (0.09 R)
• M6: 1,900,342 km (0.101 R)
• M7: 2,209,411 km (0.099 R)
• M8: 2,397,605 km (0.034 R)
• M9: 2,665,385 km (0.053 R)
• M10: 2,854,926 km (0.111 R)
• M11: 3,287,862 km (0.108 R)
• M12: 4,412,988 km (0.109 R)
• M13: 4,645,463 km (0.106 R)
• M14: 5,774,478 km (0.083 R)
• M15: 6,093,271 km (0.08 R)
• M16: 6,986,071 km (0.088 R)
• M17: 8,208,734 km (0.12 R)
• M18: 10,128,075 km (0.095 R)
• M19: 11,941,052 km (0.113 R)
• M20: 12,198,061 km (0.043 R)
• M21: 12,923,910 km (0.117 R)
• M22: 13,469,643 km (0.099 R)
• M23: 19,621,257 km (0.06 R)
• M24: 20,433,124 km (0.096 R)
• M25: 21,455,476 km (0.103 R)
• M26: 23,803,714 km (0.081 R)
• M27: 24,006,868 km (0.105 R)
• M28: 26,209,846 km (0.091 R)
• M29: 27,415,904 km (0.094 R)
• M30: 33,621,074 km (0.103 R)
• M31: 37,047,913 km (0.106 R)
• M32: 38,705,307 km (0.093 R)
• M33: 40,411,471 km (0.111 R)
• M34: 40,845,604 km (0.068 R)
• M35: 42,464,552 km (0.119 R)
• M36: 49,039,528 km (0.057 R)
• M37: 52,395,906 km (0.102 R)
• M38: 53,606,003 km (0.058 R)
• M39: 54,834,501 km (0.073 R)
• M40: 58,817,694 km (0.092 R)
• M41: 60,690,360 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.7

Radius: 7

Gravity: 13.71 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.39 AU - 9.57 AU

Year: 19464 Days

Day: 17.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,476,168 km

• M1: 87,066 km (0.105 R)
• M2: 357,838 km (0.06 R)
• M3: 579,692 km (0.101 R)
• M4: 2,471,506 km (0.082 R)
• M5: 3,752,363 km (0.047 R)
• M6: 4,187,992 km (0.064 R)
• M7: 5,386,870 km (0.09 R)
• M8: 5,659,587 km (0.081 R)
• M9: 7,025,864 km (0.099 R)
• M10: 7,494,554 km (0.072 R)
• M11: 7,736,603 km (0.103 R)
• M12: 9,244,999 km (0.104 R)
• M13: 9,693,493 km (0.114 R)
• M14: 9,923,126 km (0.08 R)
• M15: 10,634,015 km (0.088 R)
• M16: 11,441,694 km (0.026 R)
• M17: 13,249,135 km (0.109 R)
• M18: 13,675,190 km (0.082 R)
• M19: 14,110,370 km (0.102 R)
• M20: 14,554,676 km (0.115 R)
• M21: 15,238,638 km (0.065 R)
• M22: 16,835,146 km (0.116 R)
• M23: 23,095,069 km (0.114 R)
• M24: 23,505,266 km (0.084 R)
• M25: 29,891,599 km (0.078 R)
• M26: 30,256,618 km (0.046 R)
• M27: 33,807,473 km (0.058 R)
• M28: 37,909,896 km (0.1 R)
• M29: 38,480,761 km (0.076 R)
• M30: 40,672,819 km (0.105 R)
• M31: 42,485,346 km (0.054 R)
• M32: 44,036,228 km (0.103 R)
• M33: 46,108,607 km (0.082 R)
• M34: 54,866,665 km (0.053 R)
• M35: 58,964,150 km (0.09 R)
• M36: 66,928,292 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.3

Radius: 6.4

Gravity: 17.66 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.84 AU - 12.96 AU

Year: 22366 Days

Day: 20.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,476,168 km

• M1: 79,586 km (0.077 R)
• M2: 293,960 km (0.047 R)
• M3: 549,922 km (0.097 R)
• M4: 943,663 km (0.084 R)
• M5: 1,596,658 km (0.099 R)
• M6: 2,242,472 km (0.075 R)
• M7: 2,786,859 km (0.068 R)
• M8: 4,303,931 km (0.101 R)
• M9: 4,583,828 km (0.111 R)
• M10: 5,416,939 km (0.088 R)
• M11: 7,087,199 km (0.111 R)
• M12: 8,039,240 km (0.101 R)
• M13: 12,147,347 km (0.092 R)
• M14: 13,579,747 km (0.106 R)
• M15: 15,934,118 km (0.101 R)
• M16: 17,120,579 km (0.047 R)
• M17: 18,639,147 km (0.072 R)
• M18: 21,433,037 km (0.08 R)
• M19: 23,514,990 km (0.08 R)
• M20: 28,318,428 km (0.07 R)
• M21: 34,702,667 km (0.095 R)
• M22: 35,828,391 km (0.119 R)
• M23: 36,400,453 km (0.031 R)
• M24: 42,141,421 km (0.089 R)
• M25: 42,618,788 km (0.107 R)
• M26: 44,235,941 km (0.098 R)
• M27: 45,726,235 km (0.088 R)
• M28: 51,657,940 km (0.067 R)
• M29: 54,618,631 km (0.093 R)
• M30: 57,690,474 km (0.046 R)
• M31: 58,871,549 km (0.115 R)
• M32: 65,656,860 km (0.073 R)
• M33: 74,325,608 km (0.034 R)
• M34: 79,053,349 km (0.047 R)
• M35: 80,754,277 km (0.091 R)
• M36: 83,476,210 km (0.093 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 13,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit