🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.1

Radius: 13.1

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.72 AU - 1 AU

Year: 507 Days

Day: 12.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,046,151 km

• M1: 163,211 km (0.034 R)
• M2: 613,052 km (0.097 R)
• M3: 1,031,777 km (0.084 R)
• M4: 1,529,638 km (0.066 R)
• M5: 2,090,181 km (0.116 R)
• M6: 3,606,206 km (0.055 R)
• M7: 4,223,746 km (0.102 R)
• M8: 5,548,585 km (0.119 R)
• M9: 5,997,678 km (0.041 R)
• M10: 6,687,174 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.6

Radius: 11.5

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.83 AU - 1.27 AU

Year: 684 Days

Day: 13.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,046,151 km

• M1: 143,464 km (0.042 R)
• M2: 631,602 km (0.106 R)
• M3: 1,189,453 km (0.038 R)
• M4: 1,586,186 km (0.094 R)
• M5: 2,016,579 km (0.109 R)
• M6: 2,398,203 km (0.101 R)
• M7: 2,982,832 km (0.102 R)
• M8: 3,468,726 km (0.087 R)
• M9: 3,977,359 km (0.1 R)
• M10: 4,584,128 km (0.074 R)
• M11: 5,637,596 km (0.098 R)
• M12: 6,612,226 km (0.092 R)
• M13: 7,084,955 km (0.038 R)
• M14: 7,579,975 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.3

Radius: 9.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.45 AU - 2.37 AU

Year: 1678 Days

Day: 9.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,046,151 km

• M1: 124,316 km (0.065 R)
• M2: 494,122 km (0.028 R)
• M3: 805,585 km (0.071 R)
• M4: 1,185,563 km (0.12 R)
• M5: 1,599,201 km (0.093 R)
• M6: 2,558,273 km (0.08 R)
• M7: 2,870,035 km (0.079 R)
• M8: 3,544,273 km (0.036 R)
• M9: 4,183,654 km (0.119 R)
• M10: 4,507,533 km (0.053 R)
• M11: 5,016,465 km (0.11 R)
• M12: 6,944,333 km (0.065 R)
• M13: 7,246,072 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.9

Radius: 10.4

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.7 AU - 3.78 AU

Year: 4599 Days

Day: 14.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,046,151 km

• M1: 129,402 km (0.036 R)
• M2: 563,685 km (0.074 R)
• M3: 956,529 km (0.089 R)
• M4: 1,348,625 km (0.034 R)
• M5: 2,001,320 km (0.08 R)
• M6: 2,393,267 km (0.078 R)
• M7: 3,204,386 km (0.101 R)
• M8: 3,584,365 km (0.104 R)
• M9: 4,277,751 km (0.111 R)
• M10: 5,495,777 km (0.118 R)
• M11: 5,819,956 km (0.111 R)
• M12: 6,156,700 km (0.071 R)
• M13: 6,747,313 km (0.049 R)
• M14: 7,803,923 km (0.108 R)
• M15: 8,747,586 km (0.046 R)
• M16: 9,228,393 km (0.057 R)
• M17: 11,460,244 km (0.099 R)
• M18: 13,007,535 km (0.059 R)
• M19: 13,487,894 km (0.108 R)
• M20: 15,000,777 km (0.107 R)
• M21: 15,690,273 km (0.091 R)
• M22: 16,015,649 km (0.119 R)
• M23: 22,328,081 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.6

Radius: 10.1

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.47 AU - 4.63 AU

Year: 6171 Days

Day: 11.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,046,151 km

• M1: 152,590 km (0.116 R)
• M2: 676,332 km (0.025 R)
• M3: 1,443,171 km (0.077 R)
• M4: 1,969,306 km (0.032 R)
• M5: 2,286,603 km (0.053 R)
• M6: 2,789,103 km (0.105 R)
• M7: 3,429,980 km (0.12 R)
• M8: 3,966,737 km (0.064 R)
• M9: 4,398,776 km (0.093 R)
• M10: 5,448,654 km (0.112 R)
• M11: 5,983,765 km (0.081 R)
• M12: 6,416,253 km (0.085 R)
• M13: 7,232,758 km (0.082 R)
• M14: 10,332,875 km (0.039 R)
• M15: 10,907,779 km (0.092 R)
• M16: 12,652,988 km (0.097 R)
• M17: 14,696,196 km (0.029 R)
• M18: 15,609,042 km (0.106 R)
• M19: 17,817,854 km (0.108 R)
• M20: 19,139,103 km (0.065 R)
• M21: 19,497,390 km (0.064 R)
• M22: 22,447,609 km (0.087 R)
• M23: 24,825,767 km (0.08 R)
• M24: 33,787,277 km (0.084 R)
• M25: 34,311,020 km (0.104 R)
• M26: 35,806,400 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.1

Radius: 8

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.7 AU - 6.62 AU

Year: 8562 Days

Day: 11 Hours

Environment

Temp: -215 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,046,151 km

• M1: 99,782 km (0.091 R)
• M2: 483,800 km (0.095 R)
• M3: 946,506 km (0.081 R)
• M4: 1,709,006 km (0.101 R)
• M5: 3,345,607 km (0.092 R)
• M6: 4,171,387 km (0.083 R)
• M7: 5,424,568 km (0.117 R)
• M8: 5,990,198 km (0.08 R)
• M9: 11,402,948 km (0.081 R)
• M10: 11,706,482 km (0.098 R)
• M11: 11,963,641 km (0.099 R)
• M12: 12,866,464 km (0.054 R)
• M13: 13,643,326 km (0.11 R)
• M14: 15,047,451 km (0.113 R)
• M15: 16,804,329 km (0.026 R)
• M16: 18,277,419 km (0.113 R)
• M17: 18,693,750 km (0.119 R)
• M18: 19,401,497 km (0.105 R)
• M19: 20,127,047 km (0.115 R)
• M20: 23,617,465 km (0.068 R)
• M21: 30,978,577 km (0.107 R)
• M22: 34,118,188 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343

Radius: 4.3

Gravity: 18.55 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.33 AU - 8.65 AU

Year: 14360 Days

Day: 15.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,046,151 km

• M1: 54,005 km (0.102 R)
• M2: 240,703 km (0.087 R)
• M3: 395,986 km (0.093 R)
• M4: 681,568 km (0.061 R)
• M5: 1,104,481 km (0.102 R)
• M6: 1,761,216 km (0.093 R)
• M7: 2,200,285 km (0.085 R)
• M8: 2,524,763 km (0.118 R)
• M9: 3,035,939 km (0.101 R)
• M10: 3,244,479 km (0.086 R)
• M11: 3,742,340 km (0.098 R)
• M12: 4,147,751 km (0.106 R)
• M13: 4,919,227 km (0.079 R)
• M14: 6,249,002 km (0.118 R)
• M15: 6,472,950 km (0.083 R)
• M16: 6,897,359 km (0.108 R)
• M17: 7,887,398 km (0.085 R)
• M18: 8,061,231 km (0.095 R)
• M19: 9,891,860 km (0.103 R)
• M20: 12,503,240 km (0.083 R)
• M21: 12,918,823 km (0.067 R)
• M22: 14,029,887 km (0.11 R)
• M23: 16,089,999 km (0.092 R)
• M24: 20,144,700 km (0.089 R)
• M25: 22,060,899 km (0.112 R)
• M26: 22,492,937 km (0.071 R)
• M27: 23,463,379 km (0.078 R)
• M28: 23,732,805 km (0.12 R)
• M29: 23,913,519 km (0.07 R)
• M30: 24,369,493 km (0.105 R)
• M31: 26,347,775 km (0.085 R)
• M32: 28,126,494 km (0.068 R)
• M33: 28,328,900 km (0.048 R)
• M34: 30,089,218 km (0.065 R)
• M35: 30,942,225 km (0.104 R)
• M36: 32,584,959 km (0.07 R)
• M37: 32,920,208 km (0.081 R)
• M38: 34,747,845 km (0.087 R)
• M39: 35,923,834 km (0.082 R)
• M40: 39,864,990 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450

Radius: 3.1

Gravity: 46.83 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.88 AU - 10.08 AU

Year: 15701 Days

Day: 15.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,046,151 km

• M1: 38,746 km (0.074 R)
• M2: 277,654 km (0.118 R)
• M3: 436,676 km (0.098 R)
• M4: 825,930 km (0.109 R)
• M5: 928,105 km (0.109 R)
• M6: 1,158,037 km (0.054 R)
• M7: 1,796,670 km (0.113 R)
• M8: 2,153,312 km (0.085 R)
• M9: 2,268,951 km (0.111 R)
• M10: 2,388,779 km (0.036 R)
• M11: 2,641,150 km (0.061 R)
• M12: 2,911,025 km (0.099 R)
• M13: 3,349,646 km (0.047 R)
• M14: 3,972,422 km (0.074 R)
• M15: 4,356,739 km (0.113 R)
• M16: 4,668,650 km (0.106 R)
• M17: 4,895,890 km (0.071 R)
• M18: 5,062,542 km (0.106 R)
• M19: 6,067,091 km (0.046 R)
• M20: 7,027,809 km (0.06 R)
• M21: 7,197,154 km (0.108 R)
• M22: 8,039,390 km (0.036 R)
• M23: 9,917,142 km (0.101 R)
• M24: 12,188,636 km (0.06 R)
• M25: 13,059,146 km (0.094 R)
• M26: 18,597,858 km (0.105 R)
• M27: 19,332,533 km (0.098 R)
• M28: 27,457,642 km (0.115 R)
• M29: 28,195,758 km (0.115 R)
• M30: 30,940,131 km (0.104 R)
• M31: 35,942,085 km (0.078 R)
• M32: 37,079,777 km (0.089 R)
• M33: 38,633,800 km (0.073 R)
• M34: 41,594,491 km (0.112 R)
• M35: 42,707,499 km (0.082 R)
• M36: 45,284,173 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.3

Radius: 4.3

Gravity: 39.06 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.81 AU - 9.75 AU

Year: 16542 Days

Day: 16.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,046,151 km

• M1: 53,556 km (0.052 R)
• M2: 248,781 km (0.115 R)
• M3: 640,877 km (0.109 R)
• M4: 904,918 km (0.051 R)
• M5: 1,080,994 km (0.097 R)
• M6: 1,365,978 km (0.09 R)
• M7: 1,566,290 km (0.103 R)
• M8: 1,733,690 km (0.059 R)
• M9: 2,594,027 km (0.112 R)
• M10: 3,479,347 km (0.117 R)
• M11: 4,098,084 km (0.078 R)
• M12: 4,450,088 km (0.113 R)
• M13: 4,891,701 km (0.071 R)
• M14: 5,822,200 km (0.096 R)
• M15: 6,604,148 km (0.113 R)
• M16: 11,899,912 km (0.061 R)
• M17: 12,156,473 km (0.119 R)
• M18: 13,774,224 km (0.043 R)
• M19: 15,759,537 km (0.036 R)
• M20: 16,620,323 km (0.071 R)
• M21: 20,195,713 km (0.108 R)
• M22: 24,354,533 km (0.09 R)
• M23: 25,929,649 km (0.035 R)
• M24: 26,360,940 km (0.104 R)
• M25: 27,683,385 km (0.108 R)
• M26: 39,464,666 km (0.108 R)
• M27: 41,192,671 km (0.118 R)
• M28: 42,075,149 km (0.073 R)
• M29: 42,820,296 km (0.094 R)
• M30: 45,575,291 km (0.07 R)
• M31: 49,925,746 km (0.118 R)
• M32: 53,321,169 km (0.119 R)
• M33: 54,545,029 km (0.114 R)
• M34: 59,254,669 km (0.093 R)
• M35: 62,283,577 km (0.076 R)
• M36: 65,215,397 km (0.075 R)
• M37: 66,212,766 km (0.103 R)
• M38: 66,413,526 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.9

Radius: 7.4

Gravity: 13.82 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.43 AU - 11.37 AU

Year: 22881 Days

Day: 22.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,046,151 km

• M1: 134,339 km (0.102 R)
• M2: 529,427 km (0.038 R)
• M3: 1,058,106 km (0.071 R)
• M4: 1,325,437 km (0.084 R)
• M5: 1,765,105 km (0.072 R)
• M6: 2,603,452 km (0.029 R)
• M7: 3,323,466 km (0.072 R)
• M8: 4,002,940 km (0.112 R)
• M9: 4,661,170 km (0.101 R)
• M10: 6,279,969 km (0.089 R)
• M11: 8,135,282 km (0.075 R)
• M12: 8,623,270 km (0.079 R)
• M13: 10,517,179 km (0.092 R)
• M14: 11,561,073 km (0.082 R)
• M15: 12,529,869 km (0.111 R)
• M16: 20,478,303 km (0.066 R)
• M17: 23,156,554 km (0.071 R)
• M18: 25,369,405 km (0.093 R)
• M19: 27,598,563 km (0.115 R)
• M20: 28,698,706 km (0.052 R)
• M21: 35,064,095 km (0.12 R)
• M22: 36,644,746 km (0.108 R)
• M23: 37,973,026 km (0.083 R)
• M24: 42,310,018 km (0.069 R)
• M25: 47,138,439 km (0.115 R)
• M26: 47,657,992 km (0.075 R)
• M27: 51,585,235 km (0.091 R)
• M28: 52,878,659 km (0.114 R)
• M29: 55,530,131 km (0.048 R)
• M30: 57,477,447 km (0.12 R)
• M31: 74,721,743 km (0.037 R)
• M32: 81,736,537 km (0.069 R)
• M33: 82,235,894 km (0.097 R)
• M34: 85,274,825 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 15,224 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit