🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.4

Radius: 11.3

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.25 AU - 1.37 AU

Year: 1054 Days

Day: 12.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,948,619 km

• M1: 140,622 km (0.099 R)
• M2: 562,488 km (0.098 R)
• M3: 1,370,765 km (0.063 R)
• M4: 2,867,043 km (0.107 R)
• M5: 3,435,216 km (0.105 R)
• M6: 3,825,666 km (0.092 R)
• M7: 4,435,427 km (0.044 R)
• M8: 4,797,604 km (0.119 R)
• M9: 6,164,779 km (0.031 R)
• M10: 7,114,426 km (0.062 R)
• M11: 8,061,979 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.7

Radius: 8.3

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.1 AU - 1.58 AU

Year: 1090 Days

Day: 7.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,948,619 km

• M1: 103,223 km (0.099 R)
• M2: 383,868 km (0.065 R)
• M3: 750,533 km (0.12 R)
• M4: 1,289,833 km (0.117 R)
• M5: 1,786,797 km (0.053 R)
• M6: 2,264,463 km (0.115 R)
• M7: 2,553,935 km (0.116 R)
• M8: 2,934,213 km (0.046 R)
• M9: 3,196,607 km (0.072 R)
• M10: 3,462,293 km (0.088 R)
• M11: 4,066,070 km (0.116 R)
• M12: 4,378,879 km (0.105 R)
• M13: 5,297,859 km (0.064 R)
• M14: 5,794,075 km (0.048 R)
• M15: 6,154,157 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.6

Radius: 13

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.74 AU - 2.76 AU

Year: 3206 Days

Day: 6.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,948,619 km

• M1: 161,715 km (0.069 R)
• M2: 568,771 km (0.104 R)
• M3: 1,058,255 km (0.068 R)
• M4: 1,656,348 km (0.04 R)
• M5: 2,474,498 km (0.113 R)
• M6: 3,153,374 km (0.108 R)
• M7: 4,263,240 km (0.099 R)
• M8: 4,931,943 km (0.09 R)
• M9: 6,119,600 km (0.106 R)
• M10: 7,273,598 km (0.095 R)
• M11: 7,678,410 km (0.118 R)
• M12: 9,414,792 km (0.056 R)
• M13: 9,934,196 km (0.103 R)
• M14: 10,669,769 km (0.099 R)
• M15: 11,275,790 km (0.087 R)
• M16: 11,947,634 km (0.095 R)
• M17: 13,278,905 km (0.045 R)
• M18: 18,319,606 km (0.098 R)
• M19: 20,026,368 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.9

Radius: 12

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.15 AU - 3.55 AU

Year: 4310 Days

Day: 14.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,948,619 km

• M1: 149,299 km (0.071 R)
• M2: 568,472 km (0.115 R)
• M3: 1,248,993 km (0.07 R)
• M4: 1,735,784 km (0.111 R)
• M5: 2,444,728 km (0.077 R)
• M6: 3,120,462 km (0.117 R)
• M7: 3,609,198 km (0.075 R)
• M8: 4,364,518 km (0.049 R)
• M9: 5,140,183 km (0.071 R)
• M10: 7,272,850 km (0.034 R)
• M11: 8,249,575 km (0.087 R)
• M12: 9,108,416 km (0.076 R)
• M13: 10,112,218 km (0.075 R)
• M14: 10,912,417 km (0.051 R)
• M15: 11,995,804 km (0.106 R)
• M16: 12,639,225 km (0.106 R)
• M17: 14,211,798 km (0.083 R)
• M18: 15,158,902 km (0.119 R)
• M19: 16,088,353 km (0.081 R)
• M20: 17,178,772 km (0.079 R)
• M21: 18,317,960 km (0.048 R)
• M22: 20,676,221 km (0.086 R)
• M23: 22,703,422 km (0.114 R)
• M24: 24,622,463 km (0.099 R)
• M25: 26,481,516 km (0.082 R)
• M26: 29,132,839 km (0.098 R)

Asteroid Belt

Center: 5.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.5

Radius: 5.3

Gravity: 26.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.29 AU - 7.35 AU

Year: 12519 Days

Day: 15.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,948,619 km

• M1: 65,973 km (0.099 R)
• M2: 242,947 km (0.107 R)
• M3: 577,897 km (0.039 R)
• M4: 882,328 km (0.045 R)
• M5: 1,173,446 km (0.089 R)
• M6: 1,468,004 km (0.061 R)
• M7: 1,895,555 km (0.112 R)
• M8: 2,110,676 km (0.116 R)
• M9: 2,302,162 km (0.036 R)
• M10: 3,138,863 km (0.103 R)
• M11: 3,845,563 km (0.099 R)
• M12: 4,161,962 km (0.071 R)
• M13: 5,285,293 km (0.046 R)
• M14: 6,010,992 km (0.034 R)
• M15: 6,718,889 km (0.115 R)
• M16: 8,827,471 km (0.099 R)
• M17: 9,075,056 km (0.05 R)
• M18: 11,167,182 km (0.059 R)
• M19: 11,870,591 km (0.034 R)
• M20: 15,475,900 km (0.109 R)
• M21: 18,194,093 km (0.101 R)
• M22: 20,258,394 km (0.055 R)
• M23: 22,018,413 km (0.097 R)
• M24: 24,650,139 km (0.09 R)
• M25: 30,415,491 km (0.054 R)
• M26: 36,129,531 km (0.05 R)
• M27: 38,444,558 km (0.079 R)
• M28: 47,777,670 km (0.104 R)
• M29: 48,081,952 km (0.078 R)
• M30: 49,156,813 km (0.109 R)
• M31: 50,247,681 km (0.118 R)
• M32: 52,155,203 km (0.064 R)
• M33: 52,639,452 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.6

Radius: 4.7

Gravity: 13.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.72 AU - 7.26 AU

Year: 12990 Days

Day: 24.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 59,948,619 km

• M1: 58,493 km (0.118 R)
• M2: 305,180 km (0.044 R)
• M3: 1,196,783 km (0.113 R)
• M4: 2,979,990 km (0.104 R)
• M5: 3,360,716 km (0.091 R)
• M6: 4,786,085 km (0.082 R)
• M7: 5,565,639 km (0.035 R)
• M8: 5,798,264 km (0.088 R)
• M9: 7,060,421 km (0.056 R)
• M10: 7,532,253 km (0.081 R)
• M11: 8,151,289 km (0.096 R)
• M12: 8,848,415 km (0.066 R)
• M13: 9,443,366 km (0.071 R)
• M14: 10,866,041 km (0.112 R)
• M15: 11,020,875 km (0.102 R)
• M16: 11,335,180 km (0.047 R)
• M17: 11,817,633 km (0.059 R)
• M18: 13,112,553 km (0.108 R)
• M19: 13,465,454 km (0.098 R)
• M20: 13,945,663 km (0.073 R)
• M21: 17,278,853 km (0.049 R)
• M22: 19,317,124 km (0.113 R)
• M23: 19,468,517 km (0.084 R)
• M24: 20,472,319 km (0.08 R)
• M25: 20,787,971 km (0.116 R)
• M26: 23,603,552 km (0.096 R)
• M27: 25,012,315 km (0.095 R)
• M28: 25,192,281 km (0.113 R)
• M29: 25,737,416 km (0.113 R)
• M30: 26,383,230 km (0.061 R)
• M31: 27,229,206 km (0.108 R)
• M32: 27,419,644 km (0.119 R)
• M33: 28,679,408 km (0.119 R)
• M34: 28,975,462 km (0.043 R)
• M35: 33,664,607 km (0.084 R)
• M36: 36,016,286 km (0.054 R)
• M37: 37,643,462 km (0.04 R)
• M38: 41,797,795 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.4

Radius: 5.1

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.8 AU - 11.08 AU

Year: 20388 Days

Day: 15.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,948,619 km

• M1: 63,429 km (0.072 R)
• M2: 238,609 km (0.042 R)
• M3: 535,411 km (0.059 R)
• M4: 1,216,081 km (0.118 R)
• M5: 1,569,730 km (0.105 R)
• M6: 1,745,807 km (0.04 R)
• M7: 4,282,089 km (0.106 R)
• M8: 4,531,918 km (0.067 R)
• M9: 7,370,837 km (0.115 R)
• M10: 7,821,874 km (0.086 R)
• M11: 9,972,643 km (0.094 R)
• M12: 13,063,484 km (0.105 R)
• M13: 13,259,009 km (0.119 R)
• M14: 14,198,035 km (0.093 R)
• M15: 15,324,507 km (0.074 R)
• M16: 16,738,207 km (0.12 R)
• M17: 17,046,528 km (0.036 R)
• M18: 17,994,081 km (0.06 R)
• M19: 21,587,721 km (0.115 R)
• M20: 30,955,240 km (0.106 R)
• M21: 31,771,147 km (0.089 R)
• M22: 38,286,733 km (0.076 R)
• M23: 40,319,469 km (0.075 R)
• M24: 42,423,114 km (0.114 R)
• M25: 46,847,471 km (0.091 R)
• M26: 50,922,666 km (0.113 R)
• M27: 52,715,597 km (0.086 R)
• M28: 53,211,813 km (0.107 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: 530 - 13,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit