🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.6

Radius: 10.1

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.53 AU - 0.83 AU

Year: 387 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,471,030 km

• M1: 125,662 km (0.056 R)
• M2: 473,178 km (0.106 R)
• M3: 804,537 km (0.096 R)
• M4: 1,148,463 km (0.105 R)
• M5: 1,692,999 km (0.117 R)
• M6: 2,021,666 km (0.119 R)
• M7: 2,789,851 km (0.089 R)
• M8: 3,218,449 km (0.086 R)
• M9: 3,690,729 km (0.094 R)
• M10: 4,044,378 km (0.08 R)
• M11: 4,820,343 km (0.088 R)
• M12: 5,357,848 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.6

Radius: 9.5

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.68 AU - 0.9 AU

Year: 485 Days

Day: 9.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,471,030 km

• M1: 118,332 km (0.116 R)
• M2: 589,715 km (0.039 R)
• M3: 906,563 km (0.058 R)
• M4: 1,261,559 km (0.103 R)
• M5: 1,808,189 km (0.1 R)
• M6: 2,270,746 km (0.084 R)
• M7: 2,685,880 km (0.063 R)
• M8: 3,470,671 km (0.071 R)
• M9: 4,092,100 km (0.087 R)
• M10: 4,429,743 km (0.107 R)
• M11: 4,770,826 km (0.084 R)
• M12: 5,848,230 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.8

Radius: 11.9

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.75 AU - 2.21 AU

Year: 1923 Days

Day: 13.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,471,030 km

• M1: 147,952 km (0.078 R)
• M2: 540,348 km (0.086 R)
• M3: 1,472,043 km (0.116 R)
• M4: 1,967,511 km (0.114 R)
• M5: 2,402,542 km (0.097 R)
• M6: 2,889,184 km (0.119 R)
• M7: 3,951,777 km (0.09 R)
• M8: 4,687,200 km (0.108 R)
• M9: 5,773,131 km (0.103 R)
• M10: 6,811,939 km (0.038 R)
• M11: 7,794,498 km (0.073 R)
• M12: 8,254,661 km (0.115 R)
• M13: 9,862,389 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.6

Radius: 8.5

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.32 AU - 2.4 AU

Year: 2503 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,471,030 km

• M1: 115,490 km (0.105 R)
• M2: 477,816 km (0.092 R)
• M3: 761,154 km (0.092 R)
• M4: 1,606,532 km (0.03 R)
• M5: 2,440,390 km (0.113 R)
• M6: 2,798,976 km (0.107 R)
• M7: 3,288,460 km (0.088 R)
• M8: 3,640,015 km (0.096 R)
• M9: 4,478,362 km (0.094 R)
• M10: 4,805,682 km (0.099 R)
• M11: 5,304,142 km (0.116 R)
• M12: 5,957,137 km (0.104 R)
• M13: 6,874,172 km (0.095 R)
• M14: 8,391,244 km (0.053 R)
• M15: 9,675,392 km (0.079 R)
• M16: 11,271,152 km (0.112 R)
• M17: 13,875,502 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.2

Radius: 10.1

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.48 AU - 3.52 AU

Year: 4520 Days

Day: 7.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,471,030 km

• M1: 125,662 km (0.11 R)
• M2: 553,213 km (0.088 R)
• M3: 980,315 km (0.115 R)
• M4: 1,417,739 km (0.073 R)
• M5: 2,105,291 km (0.089 R)
• M6: 2,827,998 km (0.109 R)
• M7: 3,586,459 km (0.118 R)
• M8: 4,090,155 km (0.118 R)
• M9: 5,317,905 km (0.12 R)
• M10: 6,622,399 km (0.111 R)
• M11: 7,284,220 km (0.089 R)
• M12: 7,886,052 km (0.047 R)
• M13: 8,269,920 km (0.119 R)
• M14: 11,360,761 km (0.086 R)
• M15: 12,683,955 km (0.085 R)
• M16: 13,358,342 km (0.082 R)
• M17: 14,158,092 km (0.075 R)
• M18: 14,621,696 km (0.1 R)
• M19: 17,268,232 km (0.057 R)
• M20: 17,916,888 km (0.094 R)
• M21: 19,388,482 km (0.052 R)
• M22: 20,675,174 km (0.071 R)
• M23: 23,417,751 km (0.071 R)
• M24: 24,950,681 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.1

Radius: 11.3

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.44 AU - 4.02 AU

Year: 4972 Days

Day: 10.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,471,030 km

• M1: 142,118 km (0.09 R)
• M2: 508,932 km (0.105 R)
• M3: 951,442 km (0.096 R)
• M4: 2,291,989 km (0.104 R)
• M5: 2,815,432 km (0.102 R)
• M6: 3,478,300 km (0.088 R)
• M7: 4,504,691 km (0.108 R)
• M8: 4,983,554 km (0.111 R)
• M9: 5,468,401 km (0.116 R)
• M10: 7,148,235 km (0.074 R)
• M11: 7,908,342 km (0.082 R)
• M12: 8,952,685 km (0.101 R)
• M13: 11,042,866 km (0.11 R)
• M14: 11,869,394 km (0.119 R)
• M15: 14,169,162 km (0.117 R)
• M16: 15,034,436 km (0.118 R)
• M17: 16,632,890 km (0.096 R)
• M18: 17,351,558 km (0.087 R)
• M19: 18,722,922 km (0.085 R)
• M20: 19,566,504 km (0.112 R)
• M21: 20,639,270 km (0.071 R)
• M22: 25,877,140 km (0.097 R)
• M23: 26,842,047 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.5

Radius: 4.1

Gravity: 55.59 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.09 AU - 7.29 AU

Year: 10630 Days

Day: 24 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,471,030 km

• M1: 51,162 km (0.056 R)
• M2: 245,341 km (0.069 R)
• M3: 448,644 km (0.114 R)
• M4: 915,389 km (0.117 R)
• M5: 1,068,877 km (0.066 R)
• M6: 1,400,236 km (0.058 R)
• M7: 1,636,152 km (0.082 R)
• M8: 2,093,772 km (0.119 R)
• M9: 2,382,496 km (0.103 R)
• M10: 2,697,100 km (0.049 R)
• M11: 2,898,908 km (0.118 R)
• M12: 3,383,305 km (0.103 R)
• M13: 4,542,091 km (0.109 R)
• M14: 4,828,122 km (0.115 R)
• M15: 5,058,652 km (0.101 R)
• M16: 6,323,352 km (0.115 R)
• M17: 6,599,510 km (0.052 R)
• M18: 6,966,174 km (0.075 R)
• M19: 7,740,194 km (0.112 R)
• M20: 8,102,071 km (0.031 R)
• M21: 9,870,767 km (0.088 R)
• M22: 10,789,148 km (0.079 R)
• M23: 14,485,263 km (0.094 R)
• M24: 15,034,287 km (0.071 R)
• M25: 17,677,083 km (0.119 R)
• M26: 19,189,368 km (0.109 R)
• M27: 20,103,261 km (0.092 R)
• M28: 23,671,021 km (0.112 R)
• M29: 26,914,452 km (0.054 R)
• M30: 27,326,744 km (0.116 R)
• M31: 29,233,818 km (0.114 R)
• M32: 30,442,120 km (0.113 R)
• M33: 33,075,042 km (0.045 R)
• M34: 33,429,290 km (0.075 R)
• M35: 51,011,378 km (0.079 R)
• M36: 53,081,364 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.7

Radius: 3.8

Gravity: 22.14 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.16 AU - 8.54 AU

Year: 12375 Days

Day: 15.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,471,030 km

• M1: 48,619 km (0.056 R)
• M2: 183,257 km (0.093 R)
• M3: 541,395 km (0.066 R)
• M4: 1,335,011 km (0.084 R)
• M5: 2,268,801 km (0.089 R)
• M6: 2,685,581 km (0.043 R)
• M7: 2,912,222 km (0.08 R)
• M8: 3,794,251 km (0.103 R)
• M9: 4,133,090 km (0.108 R)
• M10: 5,052,967 km (0.08 R)
• M11: 5,560,553 km (0.083 R)
• M12: 5,826,687 km (0.077 R)
• M13: 6,136,355 km (0.114 R)
• M14: 6,825,702 km (0.115 R)
• M15: 8,443,154 km (0.105 R)
• M16: 11,322,165 km (0.082 R)
• M17: 12,243,090 km (0.106 R)
• M18: 16,092,393 km (0.114 R)
• M19: 18,691,506 km (0.088 R)
• M20: 21,801,496 km (0.096 R)
• M21: 22,966,714 km (0.098 R)
• M22: 25,149,496 km (0.113 R)
• M23: 26,616,752 km (0.112 R)
• M24: 29,021,987 km (0.052 R)
• M25: 29,720,609 km (0.11 R)
• M26: 34,038,752 km (0.114 R)

Asteroid Belt

Center: 7.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.7

Radius: 3.3

Gravity: 58.01 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.72 AU - 8.72 AU

Year: 14806 Days

Day: 21.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,471,030 km

• M1: 42,486 km (0.089 R)
• M2: 400,174 km (0.09 R)
• M3: 703,708 km (0.104 R)
• M4: 1,155,494 km (0.107 R)
• M5: 1,580,202 km (0.064 R)
• M6: 1,880,595 km (0.062 R)
• M7: 2,914,167 km (0.042 R)
• M8: 4,823,035 km (0.085 R)
• M9: 13,586,778 km (0.077 R)
• M10: 14,757,082 km (0.103 R)
• M11: 17,852,561 km (0.109 R)
• M12: 18,094,760 km (0.102 R)
• M13: 25,797,854 km (0.063 R)
• M14: 26,733,738 km (0.091 R)
• M15: 28,562,871 km (0.082 R)
• M16: 31,284,655 km (0.1 R)
• M17: 59,884,327 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672

Radius: 3.7

Gravity: 49.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.13 AU - 11.95 AU

Year: 23620 Days

Day: 19.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 84,471,030 km

• M1: 51,013 km (0.082 R)
• M2: 292,913 km (0.078 R)
• M3: 721,361 km (0.111 R)
• M4: 885,021 km (0.112 R)
• M5: 1,512,883 km (0.096 R)
• M6: 1,763,759 km (0.081 R)
• M7: 2,213,450 km (0.078 R)
• M8: 2,371,425 km (0.092 R)
• M9: 3,025,168 km (0.077 R)
• M10: 4,287,774 km (0.102 R)
• M11: 4,533,863 km (0.068 R)
• M12: 4,939,273 km (0.095 R)
• M13: 5,249,090 km (0.11 R)
• M14: 5,779,863 km (0.112 R)
• M15: 6,899,903 km (0.12 R)
• M16: 7,535,843 km (0.119 R)
• M17: 8,103,866 km (0.083 R)
• M18: 8,589,311 km (0.043 R)
• M19: 13,939,530 km (0.094 R)
• M20: 14,556,920 km (0.077 R)
• M21: 15,273,045 km (0.116 R)
• M22: 17,385,068 km (0.088 R)
• M23: 17,562,042 km (0.103 R)
• M24: 18,099,996 km (0.091 R)
• M25: 19,876,171 km (0.042 R)
• M26: 27,660,048 km (0.094 R)
• M27: 30,647,368 km (0.114 R)
• M28: 31,035,275 km (0.081 R)
• M29: 36,235,746 km (0.098 R)
• M30: 39,192,548 km (0.1 R)
• M31: 40,885,547 km (0.068 R)
• M32: 41,512,960 km (0.105 R)
• M33: 42,948,202 km (0.095 R)
• M34: 49,550,854 km (0.115 R)
• M35: 54,876,837 km (0.082 R)
• M36: 59,362,679 km (0.073 R)
• M37: 59,562,991 km (0.072 R)
• M38: 60,571,729 km (0.107 R)
• M39: 63,456,724 km (0.101 R)
• M40: 64,086,681 km (0.047 R)
• M41: 77,576,070 km (0.032 R)
• M42: 79,506,182 km (0.115 R)
• M43: 79,993,721 km (0.069 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 10,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit