🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 11.3

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.71 AU - 0.75 AU

Year: 409 Days

Day: 13.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,191,728 km

• M1: 140,622 km (0.115 R)
• M2: 623,225 km (0.101 R)
• M3: 1,082,191 km (0.081 R)
• M4: 1,573,321 km (0.108 R)
• M5: 2,348,986 km (0.078 R)
• M6: 2,829,494 km (0.098 R)
• M7: 3,595,884 km (0.115 R)
• M8: 4,171,387 km (0.045 R)
• M9: 5,013,473 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.3

Radius: 10.8

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.86 AU - 0.9 AU

Year: 542 Days

Day: 11.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,191,728 km

• M1: 134,488 km (0.064 R)
• M2: 599,439 km (0.095 R)
• M3: 937,081 km (0.078 R)
• M4: 1,335,460 km (0.055 R)
• M5: 1,704,219 km (0.113 R)
• M6: 2,052,034 km (0.061 R)
• M7: 2,497,985 km (0.109 R)
• M8: 3,185,537 km (0.066 R)
• M9: 3,883,262 km (0.109 R)
• M10: 4,448,293 km (0.067 R)
• M11: 5,337,652 km (0.085 R)
• M12: 5,797,665 km (0.109 R)
• M13: 6,458,439 km (0.075 R)
• M14: 6,797,129 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 15

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.18 AU - 1.46 AU

Year: 995 Days

Day: 12.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 113.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,191,728 km

• M1: 186,549 km (0.102 R)
• M2: 729,888 km (0.03 R)
• M3: 1,576,462 km (0.101 R)
• M4: 2,093,173 km (0.082 R)
• M5: 2,581,910 km (0.085 R)
• M6: 3,049,852 km (0.095 R)
• M7: 6,477,289 km (0.116 R)
• M8: 7,878,721 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.9

Radius: 11.1

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.53 AU - 1.69 AU

Year: 1340 Days

Day: 10.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,191,728 km

• M1: 138,827 km (0.038 R)
• M2: 505,342 km (0.105 R)
• M3: 878,887 km (0.117 R)
• M4: 1,330,823 km (0.11 R)
• M5: 1,779,317 km (0.041 R)
• M6: 2,209,860 km (0.114 R)
• M7: 5,921,682 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.1

Radius: 11.8

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.9 AU - 4.62 AU

Year: 4783 Days

Day: 5.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 115.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,191,728 km

• M1: 154,086 km (0.056 R)
• M2: 743,202 km (0.044 R)
• M3: 1,798,466 km (0.053 R)
• M4: 2,586,547 km (0.11 R)
• M5: 3,199,898 km (0.078 R)
• M6: 4,311,560 km (0.061 R)
• M7: 10,794,085 km (0.111 R)
• M8: 12,865,866 km (0.085 R)
• M9: 14,865,391 km (0.082 R)
• M10: 15,354,725 km (0.091 R)
• M11: 22,521,211 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.4

Radius: 9.1

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.89 AU - 5.03 AU

Year: 6179 Days

Day: 13.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,191,728 km

• M1: 113,096 km (0.059 R)
• M2: 402,568 km (0.108 R)
• M3: 706,102 km (0.103 R)
• M4: 1,411,306 km (0.108 R)
• M5: 1,803,402 km (0.058 R)
• M6: 2,511,299 km (0.09 R)
• M7: 2,827,549 km (0.101 R)
• M8: 3,940,408 km (0.074 R)
• M9: 4,419,271 km (0.081 R)
• M10: 4,724,899 km (0.072 R)
• M11: 5,294,119 km (0.069 R)
• M12: 5,610,070 km (0.099 R)
• M13: 7,851,943 km (0.103 R)
• M14: 11,137,711 km (0.104 R)
• M15: 12,046,668 km (0.111 R)
• M16: 14,285,400 km (0.096 R)
• M17: 14,674,504 km (0.068 R)
• M18: 18,045,842 km (0.097 R)
• M19: 18,566,293 km (0.091 R)
• M20: 20,466,784 km (0.105 R)
• M21: 20,890,295 km (0.107 R)
• M22: 21,247,685 km (0.094 R)
• M23: 21,609,113 km (0.108 R)
• M24: 28,225,827 km (0.12 R)
• M25: 29,282,138 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.8

Radius: 4.5

Gravity: 22.31 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.39 AU - 8.29 AU

Year: 14401 Days

Day: 15 Hours

Environment

Temp: -227 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,191,728 km

• M1: 55,950 km (0.105 R)
• M2: 392,545 km (0.072 R)
• M3: 694,284 km (0.066 R)
• M4: 1,519,914 km (0.087 R)
• M5: 1,966,015 km (0.106 R)
• M6: 3,882,364 km (0.115 R)
• M7: 8,899,129 km (0.051 R)
• M8: 11,308,701 km (0.111 R)
• M9: 13,859,196 km (0.115 R)
• M10: 14,318,461 km (0.118 R)
• M11: 14,518,473 km (0.089 R)
• M12: 14,923,884 km (0.104 R)
• M13: 15,129,431 km (0.098 R)
• M14: 15,406,486 km (0.099 R)
• M15: 16,257,698 km (0.115 R)
• M16: 18,999,229 km (0.1 R)
• M17: 33,510,821 km (0.083 R)
• M18: 37,906,455 km (0.102 R)
• M19: 41,309,806 km (0.087 R)
• M20: 44,626,990 km (0.087 R)
• M21: 47,819,857 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.4

Radius: 5.4

Gravity: 26.66 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.18 AU - 10.14 AU

Year: 16718 Days

Day: 17.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,191,728 km

• M1: 67,768 km (0.12 R)
• M2: 272,867 km (0.077 R)
• M3: 498,311 km (0.099 R)
• M4: 826,678 km (0.113 R)
• M5: 1,247,646 km (0.091 R)
• M6: 2,308,445 km (0.062 R)
• M7: 3,268,564 km (0.062 R)
• M8: 5,205,856 km (0.078 R)
• M9: 5,979,427 km (0.04 R)
• M10: 6,564,654 km (0.094 R)
• M11: 6,915,760 km (0.119 R)
• M12: 7,096,025 km (0.096 R)
• M13: 9,733,885 km (0.1 R)
• M14: 9,960,376 km (0.059 R)
• M15: 11,084,903 km (0.115 R)
• M16: 11,901,558 km (0.084 R)
• M17: 14,444,273 km (0.116 R)
• M18: 15,113,574 km (0.112 R)
• M19: 15,881,011 km (0.055 R)
• M20: 16,274,453 km (0.087 R)
• M21: 20,295,494 km (0.107 R)
• M22: 20,572,550 km (0.069 R)
• M23: 29,160,664 km (0.118 R)
• M24: 34,363,828 km (0.08 R)
• M25: 34,889,515 km (0.075 R)
• M26: 35,287,146 km (0.108 R)
• M27: 35,687,918 km (0.112 R)
• M28: 36,908,338 km (0.119 R)
• M29: 39,003,755 km (0.105 R)
• M30: 39,432,054 km (0.094 R)
• M31: 46,719,864 km (0.116 R)
• M32: 47,203,065 km (0.116 R)
• M33: 58,693,977 km (0.11 R)
• M34: 63,689,199 km (0.079 R)
• M35: 66,695,967 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.9

Radius: 6.6

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.41 AU - 11.55 AU

Year: 19148 Days

Day: 21.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,191,728 km

• M1: 85,420 km (0.073 R)
• M2: 362,476 km (0.036 R)
• M3: 1,028,635 km (0.096 R)
• M4: 1,512,883 km (0.083 R)
• M5: 2,241,574 km (0.052 R)
• M6: 2,731,358 km (0.051 R)
• M7: 3,511,212 km (0.107 R)
• M8: 3,801,581 km (0.044 R)
• M9: 4,014,459 km (0.117 R)
• M10: 4,770,377 km (0.107 R)
• M11: 5,090,816 km (0.084 R)
• M12: 5,975,089 km (0.079 R)
• M13: 6,347,587 km (0.085 R)
• M14: 6,868,188 km (0.111 R)
• M15: 7,093,482 km (0.05 R)
• M16: 7,654,175 km (0.074 R)
• M17: 8,294,304 km (0.04 R)
• M18: 9,681,077 km (0.105 R)
• M19: 11,402,798 km (0.085 R)
• M20: 11,655,320 km (0.111 R)
• M21: 13,388,561 km (0.055 R)
• M22: 16,701,555 km (0.097 R)
• M23: 18,633,612 km (0.079 R)
• M24: 20,338,130 km (0.071 R)
• M25: 23,745,520 km (0.119 R)
• M26: 26,071,468 km (0.109 R)
• M27: 27,855,423 km (0.06 R)
• M28: 28,198,899 km (0.08 R)
• M29: 40,151,919 km (0.087 R)
• M30: 43,593,119 km (0.071 R)
• M31: 48,535,533 km (0.091 R)
• M32: 54,728,735 km (0.064 R)
• M33: 55,447,703 km (0.107 R)
• M34: 57,642,603 km (0.084 R)
• M35: 60,850,131 km (0.104 R)
• M36: 62,010,113 km (0.114 R)
• M37: 63,777,462 km (0.117 R)
• M38: 71,183,304 km (0.031 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.6

Radius: 7.3

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.69 AU - 12.63 AU

Year: 22832 Days

Day: 19.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,191,728 km

• M1: 92,451 km (0.105 R)
• M2: 373,546 km (0.088 R)
• M3: 701,614 km (0.111 R)
• M4: 1,352,514 km (0.094 R)
• M5: 1,736,382 km (0.108 R)
• M6: 2,677,503 km (0.052 R)
• M7: 2,958,597 km (0.058 R)
• M8: 4,348,960 km (0.108 R)
• M9: 4,738,812 km (0.109 R)
• M10: 5,258,664 km (0.038 R)
• M11: 7,632,184 km (0.085 R)
• M12: 8,593,799 km (0.072 R)
• M13: 9,526,243 km (0.085 R)
• M14: 11,108,390 km (0.08 R)
• M15: 11,347,896 km (0.119 R)
• M16: 14,005,951 km (0.081 R)
• M17: 14,356,160 km (0.079 R)
• M18: 15,147,084 km (0.112 R)
• M19: 16,042,876 km (0.101 R)
• M20: 16,894,536 km (0.106 R)
• M21: 17,775,817 km (0.096 R)
• M22: 19,717,299 km (0.106 R)
• M23: 24,924,800 km (0.099 R)
• M24: 25,960,915 km (0.109 R)
• M25: 35,047,490 km (0.089 R)
• M26: 35,304,798 km (0.087 R)
• M27: 44,673,365 km (0.044 R)
• M28: 45,279,984 km (0.094 R)
• M29: 50,495,265 km (0.103 R)
• M30: 54,186,144 km (0.113 R)
• M31: 61,911,677 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 13,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit