🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.3

Radius: 10.2

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.12 AU - 1.16 AU

Year: 798 Days

Day: 8.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,625,983 km

• M1: 127,158 km (0.098 R)
• M2: 645,515 km (0.045 R)
• M3: 1,176,438 km (0.112 R)
• M4: 1,739,973 km (0.09 R)
• M5: 2,149,273 km (0.115 R)
• M6: 2,509,205 km (0.097 R)
• M7: 2,847,895 km (0.098 R)
• M8: 3,590,050 km (0.111 R)
• M9: 4,116,185 km (0.11 R)
• M10: 4,903,070 km (0.084 R)
• M11: 7,651,033 km (0.11 R)
• M12: 8,421,014 km (0.101 R)
• M13: 9,052,018 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.7

Radius: 13.1

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.18 AU - 1.44 AU

Year: 984 Days

Day: 8.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 86,625,983 km

• M1: 162,912 km (0.058 R)
• M2: 1,183,918 km (0.113 R)
• M3: 1,747,303 km (0.029 R)
• M4: 2,171,712 km (0.086 R)
• M5: 2,675,558 km (0.111 R)
• M6: 5,227,099 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 15

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.86 AU - 2.18 AU

Year: 1883 Days

Day: 13.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,625,983 km

• M1: 186,549 km (0.026 R)
• M2: 951,442 km (0.067 R)
• M3: 2,046,050 km (0.061 R)
• M4: 2,590,138 km (0.096 R)
• M5: 3,655,873 km (0.082 R)
• M6: 4,678,374 km (0.119 R)
• M7: 5,374,603 km (0.084 R)
• M8: 9,089,716 km (0.119 R)
• M9: 10,344,543 km (0.058 R)
• M10: 12,573,252 km (0.113 R)
• M11: 13,197,075 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.9

Radius: 11.6

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.14 AU - 3.04 AU

Year: 2734 Days

Day: 5.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,625,983 km

• M1: 144,512 km (0.113 R)
• M2: 528,679 km (0.057 R)
• M3: 1,010,085 km (0.05 R)
• M4: 1,389,764 km (0.12 R)
• M5: 3,659,762 km (0.072 R)
• M6: 4,103,170 km (0.053 R)
• M7: 5,792,729 km (0.102 R)
• M8: 6,599,660 km (0.059 R)
• M9: 11,058,275 km (0.119 R)
• M10: 11,573,789 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.9

Radius: 13.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.5 AU - 3.1 AU

Year: 3074 Days

Day: 13.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,625,983 km

• M1: 171,589 km (0.102 R)
• M2: 807,829 km (0.085 R)
• M3: 1,597,256 km (0.104 R)
• M4: 2,115,314 km (0.081 R)
• M5: 2,590,736 km (0.066 R)
• M6: 3,364,905 km (0.091 R)
• M7: 4,448,143 km (0.069 R)
• M8: 4,928,951 km (0.12 R)
• M9: 6,096,113 km (0.118 R)
• M10: 7,411,228 km (0.084 R)
• M11: 8,120,920 km (0.06 R)
• M12: 9,303,641 km (0.096 R)
• M13: 10,165,624 km (0.104 R)
• M14: 10,893,119 km (0.091 R)
• M15: 11,384,398 km (0.088 R)
• M16: 12,574,748 km (0.1 R)
• M17: 13,158,030 km (0.052 R)
• M18: 13,715,731 km (0.032 R)
• M19: 14,423,778 km (0.117 R)
• M20: 15,016,933 km (0.076 R)
• M21: 15,865,153 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.8

Radius: 5.8

Gravity: 20.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.85 AU - 7.75 AU

Year: 11632 Days

Day: 24 Hours

Environment

Temp: -214 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,625,983 km

• M1: 74,350 km (0.107 R)
• M2: 261,497 km (0.099 R)
• M3: 635,342 km (0.098 R)
• M4: 918,531 km (0.065 R)
• M5: 1,113,158 km (0.107 R)
• M6: 1,821,504 km (0.084 R)
• M7: 2,042,759 km (0.109 R)
• M8: 2,281,966 km (0.115 R)
• M9: 2,581,012 km (0.073 R)
• M10: 3,879,671 km (0.06 R)
• M11: 4,075,046 km (0.098 R)
• M12: 4,425,554 km (0.11 R)
• M13: 7,681,551 km (0.116 R)
• M14: 9,261,006 km (0.077 R)
• M15: 10,126,579 km (0.096 R)
• M16: 13,171,045 km (0.101 R)
• M17: 17,220,660 km (0.08 R)
• M18: 18,057,660 km (0.077 R)
• M19: 18,921,438 km (0.1 R)
• M20: 19,485,272 km (0.112 R)
• M21: 22,117,596 km (0.032 R)
• M22: 27,252,543 km (0.047 R)
• M23: 30,641,982 km (0.106 R)
• M24: 31,982,230 km (0.094 R)
• M25: 36,483,779 km (0.081 R)
• M26: 36,856,128 km (0.103 R)
• M27: 37,105,807 km (0.049 R)
• M28: 39,795,726 km (0.099 R)
• M29: 40,853,832 km (0.11 R)
• M30: 42,339,189 km (0.114 R)

Asteroid Belt

Center: 7.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.7

Radius: 4.3

Gravity: 25.67 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.42 AU - 10.22 AU

Year: 15743 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 86,625,983 km

• M1: 61,036 km (0.119 R)
• M2: 267,032 km (0.096 R)
• M3: 404,961 km (0.101 R)
• M4: 607,667 km (0.105 R)
• M5: 1,061,397 km (0.119 R)
• M6: 1,381,088 km (0.095 R)
• M7: 2,058,766 km (0.049 R)
• M8: 2,554,683 km (0.091 R)
• M9: 2,888,286 km (0.113 R)
• M10: 3,200,347 km (0.098 R)
• M11: 3,429,382 km (0.101 R)
• M12: 3,641,960 km (0.055 R)
• M13: 3,807,116 km (0.102 R)
• M14: 4,006,081 km (0.075 R)
• M15: 4,549,870 km (0.103 R)
• M16: 8,934,434 km (0.093 R)
• M17: 9,491,387 km (0.116 R)
• M18: 10,786,455 km (0.083 R)
• M19: 14,807,347 km (0.1 R)
• M20: 16,243,486 km (0.11 R)
• M21: 16,995,216 km (0.104 R)
• M22: 18,325,889 km (0.113 R)
• M23: 19,389,230 km (0.111 R)
• M24: 25,428,048 km (0.116 R)
• M25: 26,032,273 km (0.109 R)
• M26: 28,544,620 km (0.102 R)
• M27: 29,197,016 km (0.075 R)
• M28: 29,859,436 km (0.084 R)
• M29: 31,099,602 km (0.086 R)
• M30: 35,647,826 km (0.066 R)
• M31: 37,949,090 km (0.111 R)
• M32: 39,671,411 km (0.1 R)
• M33: 40,756,743 km (0.044 R)
• M34: 43,556,467 km (0.114 R)
• M35: 47,384,228 km (0.038 R)
• M36: 48,451,758 km (0.071 R)
• M37: 49,535,296 km (0.115 R)
• M38: 51,430,102 km (0.068 R)
• M39: 51,590,172 km (0.086 R)
• M40: 51,750,541 km (0.103 R)
• M41: 54,196,317 km (0.12 R)
• M42: 55,531,777 km (0.113 R)
• M43: 55,700,224 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.9

Radius: 7.3

Gravity: 18.59 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.37 AU - 10.47 AU

Year: 16028 Days

Day: 24.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,625,983 km

• M1: 92,451 km (0.12 R)
• M2: 346,020 km (0.095 R)
• M3: 1,349,522 km (0.069 R)
• M4: 1,583,045 km (0.095 R)
• M5: 1,843,794 km (0.101 R)
• M6: 4,001,294 km (0.11 R)
• M7: 8,038,043 km (0.11 R)
• M8: 17,423,814 km (0.114 R)
• M9: 24,451,024 km (0.098 R)
• M10: 25,634,642 km (0.051 R)
• M11: 27,653,316 km (0.088 R)
• M12: 30,139,633 km (0.055 R)
• M13: 30,629,566 km (0.116 R)
• M14: 32,131,229 km (0.096 R)
• M15: 35,280,563 km (0.059 R)
• M16: 36,512,801 km (0.059 R)
• M17: 36,929,880 km (0.034 R)
• M18: 38,773,823 km (0.051 R)
• M19: 43,106,926 km (0.112 R)
• M20: 46,114,441 km (0.092 R)
• M21: 50,797,004 km (0.11 R)
• M22: 52,543,410 km (0.085 R)
• M23: 69,244,815 km (0.054 R)
• M24: 70,741,841 km (0.079 R)
• M25: 72,698,282 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.2

Radius: 7.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.34 AU - 11.34 AU

Year: 20249 Days

Day: 21.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,625,983 km

• M1: 151,692 km (0.105 R)
• M2: 473,477 km (0.061 R)
• M3: 847,322 km (0.037 R)
• M4: 1,163,423 km (0.098 R)
• M5: 2,486,616 km (0.117 R)
• M6: 5,376,847 km (0.034 R)
• M7: 5,778,517 km (0.102 R)
• M8: 6,923,838 km (0.104 R)
• M9: 11,560,774 km (0.038 R)
• M10: 13,144,267 km (0.083 R)
• M11: 18,754,636 km (0.067 R)
• M12: 25,778,705 km (0.101 R)
• M13: 26,039,155 km (0.076 R)
• M14: 32,522,577 km (0.047 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.1

Radius: 7.8

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 10.18 AU - 11.2 AU

Year: 22929 Days

Day: 19 Hours

Environment

Temp: -223 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,625,983 km

• M1: 96,939 km (0.107 R)
• M2: 383,270 km (0.077 R)
• M3: 1,043,744 km (0.111 R)
• M4: 1,819,110 km (0.099 R)
• M5: 2,341,057 km (0.088 R)
• M6: 3,039,978 km (0.076 R)
• M7: 3,588,703 km (0.117 R)
• M8: 4,034,056 km (0.039 R)
• M9: 4,660,123 km (0.106 R)
• M10: 4,920,424 km (0.09 R)
• M11: 6,148,323 km (0.09 R)
• M12: 7,619,618 km (0.116 R)
• M13: 8,853,202 km (0.071 R)
• M14: 9,846,981 km (0.1 R)
• M15: 10,783,912 km (0.09 R)
• M16: 11,307,205 km (0.078 R)
• M17: 15,130,628 km (0.037 R)
• M18: 22,043,845 km (0.113 R)
• M19: 22,462,569 km (0.067 R)
• M20: 26,472,839 km (0.093 R)
• M21: 31,329,085 km (0.112 R)
• M22: 32,528,561 km (0.041 R)
• M23: 33,207,885 km (0.028 R)
• M24: 33,482,397 km (0.087 R)
• M25: 33,896,783 km (0.107 R)
• M26: 40,687,479 km (0.113 R)
• M27: 43,410,460 km (0.068 R)
• M28: 48,861,208 km (0.039 R)
• M29: 52,490,003 km (0.12 R)
• M30: 57,273,246 km (0.1 R)
• M31: 59,669,205 km (0.108 R)
• M32: 63,598,094 km (0.109 R)
• M33: 64,446,613 km (0.116 R)
• M34: 65,087,939 km (0.103 R)
• M35: 67,256,660 km (0.102 R)
• M36: 68,580,601 km (0.091 R)
• M37: 70,599,125 km (0.084 R)
• M38: 83,548,167 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 17,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit