🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.5

Radius: 14.7

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.87 AU - 0.93 AU

Year: 551 Days

Day: 14.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,537,410 km

• M1: 182,809 km (0.098 R)
• M2: 889,210 km (0.117 R)
• M3: 1,576,612 km (0.082 R)
• M4: 2,546,455 km (0.097 R)
• M5: 3,172,223 km (0.1 R)
• M6: 3,645,401 km (0.086 R)
• M7: 4,194,724 km (0.056 R)
• M8: 4,783,542 km (0.108 R)
• M9: 5,619,195 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.3

Radius: 15

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.45 AU - 1.57 AU

Year: 1198 Days

Day: 11.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,537,410 km

• M1: 186,549 km (0.098 R)
• M2: 683,812 km (0.042 R)
• M3: 1,286,542 km (0.1 R)
• M4: 1,914,853 km (0.112 R)
• M5: 2,420,643 km (0.076 R)
• M6: 2,933,315 km (0.115 R)
• M7: 4,200,409 km (0.111 R)
• M8: 5,008,387 km (0.072 R)
• M9: 6,520,373 km (0.08 R)
• M10: 7,011,203 km (0.102 R)
• M11: 7,526,718 km (0.102 R)
• M12: 8,547,574 km (0.056 R)
• M13: 10,763,417 km (0.077 R)
• M14: 12,132,238 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.2

Radius: 12.1

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.76 AU - 2.94 AU

Year: 2326 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,537,410 km

• M1: 151,243 km (0.112 R)
• M2: 618,587 km (0.103 R)
• M3: 1,095,505 km (0.113 R)
• M4: 1,580,352 km (0.095 R)
• M5: 2,968,171 km (0.079 R)
• M6: 4,455,623 km (0.083 R)
• M7: 5,988,852 km (0.071 R)
• M8: 7,120,709 km (0.094 R)
• M9: 7,988,825 km (0.046 R)
• M10: 10,603,796 km (0.089 R)
• M11: 11,993,411 km (0.098 R)
• M12: 12,635,934 km (0.078 R)
• M13: 13,420,874 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.1

Radius: 12.4

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.88 AU - 2.84 AU

Year: 2341 Days

Day: 7.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,537,410 km

• M1: 154,235 km (0.068 R)
• M2: 615,894 km (0.11 R)
• M3: 1,081,892 km (0.097 R)
• M4: 1,525,150 km (0.093 R)
• M5: 2,151,965 km (0.088 R)
• M6: 2,649,378 km (0.117 R)
• M7: 3,389,738 km (0.107 R)
• M8: 4,020,293 km (0.099 R)
• M9: 5,055,510 km (0.025 R)
• M10: 5,636,100 km (0.092 R)
• M11: 7,141,653 km (0.093 R)
• M12: 8,180,760 km (0.105 R)
• M13: 9,038,255 km (0.097 R)
• M14: 9,690,800 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.8

Radius: 13.6

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.36 AU - 3.88 AU

Year: 3558 Days

Day: 5.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,537,410 km

• M1: 169,345 km (0.076 R)
• M2: 781,350 km (0.086 R)
• M3: 1,375,403 km (0.106 R)
• M4: 1,906,924 km (0.111 R)
• M5: 2,811,991 km (0.038 R)
• M6: 3,314,939 km (0.103 R)
• M7: 3,753,261 km (0.077 R)
• M8: 5,131,656 km (0.098 R)
• M9: 5,985,261 km (0.043 R)
• M10: 6,640,201 km (0.113 R)
• M11: 7,066,704 km (0.039 R)
• M12: 8,335,444 km (0.104 R)
• M13: 9,415,989 km (0.099 R)
• M14: 10,093,967 km (0.087 R)
• M15: 11,358,667 km (0.058 R)
• M16: 11,815,838 km (0.08 R)
• M17: 12,807,971 km (0.035 R)
• M18: 13,941,026 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.8

Radius: 13.8

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.79 AU - 5.85 AU

Year: 9066 Days

Day: 9.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,537,410 km

• M1: 171,738 km (0.105 R)
• M2: 633,846 km (0.103 R)
• M3: 1,709,604 km (0.116 R)
• M4: 2,713,855 km (0.118 R)
• M5: 3,589,900 km (0.068 R)
• M6: 4,918,329 km (0.046 R)
• M7: 5,937,091 km (0.056 R)
• M8: 7,052,642 km (0.113 R)
• M9: 7,495,003 km (0.1 R)
• M10: 8,259,448 km (0.077 R)
• M11: 11,134,121 km (0.115 R)
• M12: 11,903,802 km (0.108 R)
• M13: 13,064,532 km (0.115 R)
• M14: 13,983,661 km (0.078 R)
• M15: 14,814,827 km (0.087 R)
• M16: 15,678,455 km (0.118 R)
• M17: 21,082,828 km (0.051 R)
• M18: 23,306,301 km (0.054 R)
• M19: 23,930,723 km (0.106 R)
• M20: 26,444,416 km (0.096 R)
• M21: 28,720,547 km (0.105 R)
• M22: 34,804,094 km (0.106 R)
• M23: 37,655,729 km (0.087 R)
• M24: 44,090,681 km (0.062 R)
• M25: 47,424,919 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.3

Radius: 3.9

Gravity: 22.44 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.08 AU - 7.44 AU

Year: 11348 Days

Day: 22.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,537,410 km

• M1: 52,509 km (0.092 R)
• M2: 179,667 km (0.101 R)
• M3: 506,389 km (0.077 R)
• M4: 1,108,670 km (0.111 R)
• M5: 1,991,297 km (0.111 R)
• M6: 2,226,166 km (0.11 R)
• M7: 2,442,036 km (0.055 R)
• M8: 3,042,821 km (0.094 R)
• M9: 3,989,775 km (0.059 R)
• M10: 5,335,258 km (0.116 R)
• M11: 5,888,471 km (0.043 R)
• M12: 6,058,265 km (0.118 R)
• M13: 6,336,667 km (0.072 R)
• M14: 8,105,661 km (0.1 R)
• M15: 8,443,603 km (0.109 R)
• M16: 11,180,945 km (0.043 R)
• M17: 12,247,278 km (0.094 R)
• M18: 14,273,432 km (0.065 R)
• M19: 14,518,324 km (0.09 R)
• M20: 17,123,720 km (0.096 R)
• M21: 20,331,248 km (0.108 R)
• M22: 22,817,116 km (0.066 R)
• M23: 24,349,746 km (0.073 R)
• M24: 25,588,117 km (0.038 R)
• M25: 26,775,176 km (0.051 R)
• M26: 27,147,675 km (0.11 R)
• M27: 28,769,316 km (0.102 R)
• M28: 33,157,321 km (0.077 R)
• M29: 35,342,048 km (0.074 R)
• M30: 37,272,908 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.3

Radius: 3.6

Gravity: 35.9 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.4 AU - 9.82 AU

Year: 17754 Days

Day: 17.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,537,410 km

• M1: 124,765 km (0.069 R)
• M2: 375,640 km (0.101 R)
• M3: 516,711 km (0.096 R)
• M4: 649,853 km (0.12 R)
• M5: 941,569 km (0.092 R)
• M6: 1,534,874 km (0.09 R)
• M7: 3,248,518 km (0.117 R)
• M8: 3,513,156 km (0.112 R)
• M9: 4,684,209 km (0.064 R)
• M10: 5,196,731 km (0.069 R)
• M11: 5,632,958 km (0.115 R)
• M12: 5,783,603 km (0.063 R)
• M13: 5,975,687 km (0.102 R)
• M14: 7,397,016 km (0.116 R)
• M15: 8,477,113 km (0.115 R)
• M16: 11,002,923 km (0.095 R)
• M17: 13,446,156 km (0.111 R)
• M18: 14,195,641 km (0.055 R)
• M19: 15,407,982 km (0.041 R)
• M20: 19,541,820 km (0.112 R)
• M21: 22,895,505 km (0.051 R)
• M22: 23,863,703 km (0.081 R)
• M23: 24,357,825 km (0.111 R)
• M24: 30,136,790 km (0.079 R)
• M25: 31,534,483 km (0.114 R)
• M26: 32,249,262 km (0.066 R)
• M27: 35,089,228 km (0.105 R)
• M28: 35,599,506 km (0.07 R)
• M29: 35,856,515 km (0.071 R)
• M30: 40,557,180 km (0.085 R)
• M31: 45,500,791 km (0.06 R)
• M32: 49,541,280 km (0.1 R)
• M33: 57,793,846 km (0.09 R)
• M34: 59,583,336 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.5

Radius: 5

Gravity: 17.3 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.37 AU - 12.21 AU

Year: 19778 Days

Day: 20 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,537,410 km

• M1: 63,130 km (0.114 R)
• M2: 307,872 km (0.046 R)
• M3: 636,389 km (0.042 R)
• M4: 923,916 km (0.065 R)
• M5: 1,266,795 km (0.088 R)
• M6: 1,513,781 km (0.102 R)
• M7: 2,495,741 km (0.117 R)
• M8: 2,837,423 km (0.09 R)
• M9: 3,007,366 km (0.092 R)
• M10: 3,209,772 km (0.101 R)
• M11: 3,901,961 km (0.114 R)
• M12: 4,426,302 km (0.083 R)
• M13: 6,570,488 km (0.095 R)
• M14: 13,560,299 km (0.083 R)
• M15: 13,974,087 km (0.09 R)
• M16: 14,899,798 km (0.12 R)
• M17: 17,512,525 km (0.11 R)
• M18: 19,793,294 km (0.087 R)
• M19: 22,455,538 km (0.087 R)
• M20: 26,505,751 km (0.071 R)
• M21: 28,815,093 km (0.108 R)
• M22: 29,384,014 km (0.054 R)
• M23: 37,611,897 km (0.109 R)
• M24: 41,811,408 km (0.11 R)
• M25: 45,695,118 km (0.111 R)
• M26: 46,936,631 km (0.1 R)
• M27: 53,142,699 km (0.078 R)
• M28: 54,170,137 km (0.075 R)
• M29: 54,862,326 km (0.091 R)
• M30: 55,210,590 km (0.045 R)
• M31: 60,428,115 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.2

Radius: 7.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 9.05 AU - 12.65 AU

Year: 23076 Days

Day: 18.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,537,410 km

• M1: 88,861 km (0.086 R)
• M2: 359,334 km (0.091 R)
• M3: 797,656 km (0.1 R)
• M4: 2,101,850 km (0.111 R)
• M5: 2,503,520 km (0.079 R)
• M6: 4,050,662 km (0.054 R)
• M7: 4,939,871 km (0.11 R)
• M8: 5,430,552 km (0.071 R)
• M9: 6,841,709 km (0.079 R)
• M10: 7,541,229 km (0.026 R)
• M11: 9,031,074 km (0.117 R)
• M12: 11,528,311 km (0.106 R)
• M13: 12,902,218 km (0.072 R)
• M14: 14,521,765 km (0.109 R)
• M15: 15,018,579 km (0.098 R)
• M16: 25,292,961 km (0.052 R)
• M17: 28,032,696 km (0.074 R)
• M18: 32,263,474 km (0.105 R)
• M19: 40,832,440 km (0.097 R)
• M20: 41,113,384 km (0.06 R)
• M21: 41,537,345 km (0.06 R)
• M22: 42,826,579 km (0.077 R)
• M23: 43,847,585 km (0.112 R)
• M24: 45,635,429 km (0.049 R)
• M25: 45,938,065 km (0.1 R)
• M26: 50,801,791 km (0.109 R)
• M27: 57,923,697 km (0.117 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: 334 - 20,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit