🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.7

Radius: 13

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.89 AU - 1.39 AU

Year: 786 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,905,822 km

• M1: 161,715 km (0.094 R)
• M2: 570,865 km (0.107 R)
• M3: 1,012,478 km (0.059 R)
• M4: 1,906,625 km (0.037 R)
• M5: 3,082,913 km (0.069 R)
• M6: 3,933,975 km (0.073 R)
• M7: 5,148,411 km (0.107 R)
• M8: 5,726,008 km (0.064 R)
• M9: 7,842,369 km (0.049 R)
• M10: 8,331,405 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.1

Radius: 10.8

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.78 AU - 2.72 AU

Year: 2179 Days

Day: 6.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,905,822 km

• M1: 134,339 km (0.061 R)
• M2: 516,113 km (0.1 R)
• M3: 1,069,924 km (0.06 R)
• M4: 1,413,401 km (0.106 R)
• M5: 1,949,559 km (0.052 R)
• M6: 2,402,542 km (0.067 R)
• M7: 2,768,608 km (0.103 R)
• M8: 3,138,264 km (0.107 R)
• M9: 3,745,631 km (0.036 R)
• M10: 4,261,744 km (0.078 R)
• M11: 4,712,931 km (0.116 R)
• M12: 5,267,341 km (0.101 R)
• M13: 6,233,743 km (0.098 R)
• M14: 6,590,385 km (0.045 R)
• M15: 7,254,749 km (0.085 R)
• M16: 8,026,823 km (0.062 R)
• M17: 8,549,219 km (0.085 R)
• M18: 9,662,227 km (0.1 R)
• M19: 12,089,453 km (0.042 R)
• M20: 14,560,361 km (0.105 R)
• M21: 17,404,216 km (0.042 R)
• M22: 19,243,073 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.5

Radius: 12.1

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.05 AU - 3.13 AU

Year: 2691 Days

Day: 14.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,905,822 km

• M1: 153,188 km (0.065 R)
• M2: 759,808 km (0.095 R)
• M3: 1,253,032 km (0.109 R)
• M4: 2,077,765 km (0.086 R)
• M5: 2,465,822 km (0.109 R)
• M6: 3,113,281 km (0.045 R)
• M7: 3,809,061 km (0.108 R)
• M8: 4,605,969 km (0.101 R)
• M9: 4,988,191 km (0.091 R)
• M10: 6,027,298 km (0.097 R)
• M11: 7,747,973 km (0.108 R)
• M12: 8,159,517 km (0.036 R)
• M13: 9,026,586 km (0.112 R)
• M14: 9,984,162 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.9

Radius: 11.3

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.02 AU - 3.24 AU

Year: 2754 Days

Day: 9.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,905,822 km

• M1: 140,622 km (0.094 R)
• M2: 528,978 km (0.027 R)
• M3: 885,619 km (0.059 R)
• M4: 1,300,903 km (0.119 R)
• M5: 2,053,680 km (0.1 R)
• M6: 2,994,052 km (0.075 R)
• M7: 3,406,792 km (0.066 R)
• M8: 3,996,507 km (0.088 R)
• M9: 5,090,367 km (0.11 R)
• M10: 7,392,828 km (0.107 R)
• M11: 8,483,695 km (0.061 R)
• M12: 9,103,180 km (0.048 R)
• M13: 10,051,032 km (0.087 R)
• M14: 13,657,687 km (0.092 R)
• M15: 14,997,336 km (0.113 R)
• M16: 16,213,716 km (0.082 R)
• M17: 16,899,473 km (0.12 R)
• M18: 17,604,528 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.5

Radius: 12.2

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.62 AU - 3.2 AU

Year: 3205 Days

Day: 11.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,905,822 km

• M1: 151,692 km (0.106 R)
• M2: 541,993 km (0.06 R)
• M3: 1,084,435 km (0.056 R)
• M4: 1,464,414 km (0.073 R)
• M5: 2,767,411 km (0.074 R)
• M6: 3,359,071 km (0.106 R)
• M7: 5,413,498 km (0.054 R)
• M8: 6,159,393 km (0.105 R)
• M9: 6,584,550 km (0.082 R)
• M10: 7,000,881 km (0.091 R)
• M11: 9,080,591 km (0.085 R)
• M12: 11,743,882 km (0.118 R)
• M13: 13,080,239 km (0.111 R)
• M14: 13,830,174 km (0.03 R)
• M15: 14,748,854 km (0.119 R)
• M16: 16,861,625 km (0.098 R)
• M17: 17,910,007 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.7

Radius: 9.8

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.77 AU - 5.01 AU

Year: 5939 Days

Day: 5.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,905,822 km

• M1: 130,001 km (0.115 R)
• M2: 579,393 km (0.093 R)
• M3: 983,456 km (0.056 R)
• M4: 2,144,635 km (0.107 R)
• M5: 3,747,277 km (0.11 R)
• M6: 4,160,317 km (0.116 R)
• M7: 6,421,489 km (0.076 R)
• M8: 8,222,198 km (0.114 R)
• M9: 11,116,019 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279

Radius: 8.6

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.71 AU - 5.39 AU

Year: 7327 Days

Day: 11.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,905,822 km

• M1: 106,962 km (0.085 R)
• M2: 485,146 km (0.118 R)
• M3: 923,318 km (0.107 R)
• M4: 1,880,146 km (0.115 R)
• M5: 3,450,624 km (0.106 R)
• M6: 5,159,631 km (0.093 R)
• M7: 5,662,728 km (0.107 R)
• M8: 6,076,366 km (0.118 R)
• M9: 7,935,569 km (0.06 R)
• M10: 8,994,871 km (0.119 R)
• M11: 9,765,599 km (0.114 R)
• M12: 11,671,476 km (0.071 R)
• M13: 13,760,461 km (0.108 R)
• M14: 15,228,016 km (0.057 R)
• M15: 18,728,307 km (0.07 R)
• M16: 20,321,674 km (0.039 R)
• M17: 23,927,880 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.8

Radius: 14.8

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.3 AU - 6.7 AU

Year: 8328 Days

Day: 11.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,905,822 km

• M1: 224,397 km (0.07 R)
• M2: 1,048,083 km (0.096 R)
• M3: 2,596,121 km (0.105 R)
• M4: 3,252,557 km (0.109 R)
• M5: 4,254,863 km (0.051 R)
• M6: 4,727,293 km (0.105 R)
• M7: 5,422,923 km (0.046 R)
• M8: 5,912,706 km (0.046 R)
• M9: 6,982,032 km (0.093 R)
• M10: 9,365,126 km (0.107 R)
• M11: 10,219,330 km (0.078 R)
• M12: 11,281,026 km (0.104 R)
• M13: 12,415,127 km (0.112 R)
• M14: 15,100,110 km (0.109 R)
• M15: 18,514,532 km (0.105 R)
• M16: 19,556,032 km (0.066 R)
• M17: 22,747,703 km (0.083 R)
• M18: 23,942,391 km (0.081 R)
• M19: 24,999,599 km (0.115 R)
• M20: 28,260,833 km (0.103 R)
• M21: 29,044,277 km (0.068 R)
• M22: 32,324,061 km (0.09 R)
• M23: 37,460,354 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.4

Radius: 14.5

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.64 AU - 6.92 AU

Year: 8972 Days

Day: 6.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,905,822 km

• M1: 181,313 km (0.088 R)
• M2: 680,670 km (0.106 R)
• M3: 1,242,261 km (0.096 R)
• M4: 1,717,683 km (0.044 R)
• M5: 2,208,065 km (0.096 R)
• M6: 3,609,797 km (0.103 R)
• M7: 5,871,716 km (0.088 R)
• M8: 7,110,686 km (0.064 R)
• M9: 7,829,504 km (0.107 R)
• M10: 9,582,492 km (0.041 R)
• M11: 13,743,407 km (0.116 R)
• M12: 14,406,724 km (0.077 R)
• M13: 16,960,509 km (0.045 R)
• M14: 20,082,916 km (0.069 R)
• M15: 22,949,959 km (0.099 R)
• M16: 23,492,102 km (0.03 R)
• M17: 24,441,300 km (0.081 R)
• M18: 26,080,145 km (0.114 R)
• M19: 26,585,786 km (0.062 R)
• M20: 30,125,570 km (0.084 R)
• M21: 30,589,174 km (0.113 R)
• M22: 31,246,208 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.7

Radius: 7

Gravity: 18.71 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.53 AU - 8.21 AU

Year: 14255 Days

Day: 21.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,905,822 km

• M1: 87,066 km (0.097 R)
• M2: 427,102 km (0.089 R)
• M3: 987,795 km (0.059 R)
• M4: 1,358,947 km (0.032 R)
• M5: 1,601,445 km (0.118 R)
• M6: 2,317,869 km (0.1 R)
• M7: 2,807,054 km (0.102 R)
• M8: 3,444,192 km (0.035 R)
• M9: 3,695,965 km (0.085 R)
• M10: 4,268,027 km (0.113 R)
• M11: 4,760,055 km (0.116 R)
• M12: 5,399,586 km (0.087 R)
• M13: 6,216,540 km (0.092 R)
• M14: 6,892,423 km (0.095 R)
• M15: 7,852,392 km (0.102 R)
• M16: 9,811,227 km (0.111 R)
• M17: 10,434,152 km (0.118 R)
• M18: 11,821,523 km (0.065 R)
• M19: 13,740,564 km (0.056 R)
• M20: 14,162,131 km (0.12 R)
• M21: 14,447,863 km (0.119 R)
• M22: 16,166,443 km (0.115 R)
• M23: 17,034,710 km (0.092 R)
• M24: 22,325,238 km (0.081 R)
• M25: 23,500,479 km (0.066 R)
• M26: 29,072,850 km (0.119 R)
• M27: 33,031,359 km (0.106 R)
• M28: 36,125,941 km (0.082 R)
• M29: 37,063,770 km (0.073 R)
• M30: 38,155,236 km (0.075 R)
• M31: 38,708,898 km (0.101 R)
• M32: 39,690,858 km (0.059 R)
• M33: 40,116,614 km (0.081 R)
• M34: 40,402,196 km (0.089 R)
• M35: 47,510,489 km (0.101 R)
• M36: 48,312,483 km (0.111 R)
• M37: 63,749,637 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 13,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit