🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.5

Radius: 8.2

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.54 AU - 0.6 AU

Year: 297 Days

Day: 8.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,531,308 km

• M1: 102,175 km (0.035 R)
• M2: 390,600 km (0.045 R)
• M3: 678,875 km (0.106 R)
• M4: 1,001,259 km (0.096 R)
• M5: 1,300,305 km (0.102 R)
• M6: 1,899,295 km (0.078 R)
• M7: 2,235,890 km (0.067 R)
• M8: 2,807,204 km (0.041 R)
• M9: 3,372,534 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.1

Radius: 10.1

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.57 AU - 0.83 AU

Year: 404 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,531,308 km

• M1: 125,662 km (0.12 R)
• M2: 463,454 km (0.105 R)
• M3: 795,861 km (0.115 R)
• M4: 1,694,196 km (0.072 R)
• M5: 2,057,719 km (0.092 R)
• M6: 2,396,109 km (0.074 R)
• M7: 2,964,431 km (0.079 R)
• M8: 3,291,602 km (0.104 R)
• M9: 3,609,049 km (0.029 R)
• M10: 4,068,464 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 12.3

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.89 AU - 1.37 AU

Year: 829 Days

Day: 5.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,531,308 km

• M1: 153,039 km (0.091 R)
• M2: 552,764 km (0.082 R)
• M3: 1,004,998 km (0.107 R)
• M4: 1,623,735 km (0.094 R)
• M5: 2,153,312 km (0.033 R)
• M6: 2,683,187 km (0.099 R)
• M7: 3,196,607 km (0.047 R)
• M8: 3,818,037 km (0.076 R)
• M9: 4,681,965 km (0.094 R)
• M10: 5,143,175 km (0.028 R)
• M11: 5,824,443 km (0.118 R)
• M12: 6,796,979 km (0.105 R)
• M13: 7,255,347 km (0.098 R)
• M14: 8,161,461 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.8

Radius: 9.2

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.19 AU - 1.33 AU

Year: 976 Days

Day: 9.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,531,308 km

• M1: 114,592 km (0.092 R)
• M2: 438,172 km (0.116 R)
• M3: 1,018,462 km (0.12 R)
• M4: 1,342,491 km (0.069 R)
• M5: 2,383,094 km (0.094 R)
• M6: 2,768,309 km (0.095 R)
• M7: 3,436,712 km (0.072 R)
• M8: 4,575,600 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.4

Radius: 8.2

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.16 AU - 4.1 AU

Year: 4774 Days

Day: 10.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,531,308 km

• M1: 102,026 km (0.116 R)
• M2: 588,219 km (0.064 R)
• M3: 1,302,997 km (0.092 R)
• M4: 1,635,853 km (0.086 R)
• M5: 2,065,797 km (0.047 R)
• M6: 2,867,941 km (0.027 R)
• M7: 3,378,518 km (0.108 R)
• M8: 4,078,487 km (0.108 R)
• M9: 4,996,419 km (0.093 R)
• M10: 6,045,848 km (0.088 R)
• M11: 6,885,242 km (0.075 R)
• M12: 8,358,183 km (0.11 R)
• M13: 11,073,683 km (0.091 R)
• M14: 14,123,236 km (0.075 R)
• M15: 14,689,613 km (0.026 R)
• M16: 15,977,651 km (0.058 R)
• M17: 16,649,046 km (0.117 R)
• M18: 17,339,291 km (0.087 R)
• M19: 17,691,444 km (0.116 R)
• M20: 18,349,525 km (0.097 R)
• M21: 19,905,642 km (0.071 R)
• M22: 22,714,791 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.4

Radius: 3.4

Gravity: 45.88 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.54 AU - 6.66 AU

Year: 10399 Days

Day: 25 Hours

Environment

Temp: -234 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,531,308 km

• M1: 42,336 km (0.069 R)
• M2: 237,711 km (0.054 R)
• M3: 403,316 km (0.07 R)
• M4: 817,403 km (0.085 R)
• M5: 960,718 km (0.045 R)
• M6: 1,098,198 km (0.094 R)
• M7: 1,466,508 km (0.086 R)
• M8: 1,944,623 km (0.075 R)
• M9: 2,078,812 km (0.089 R)
• M10: 2,678,849 km (0.115 R)
• M11: 2,866,594 km (0.114 R)
• M12: 3,130,485 km (0.085 R)
• M13: 3,835,091 km (0.107 R)
• M14: 4,464,449 km (0.088 R)
• M15: 5,352,612 km (0.11 R)
• M16: 6,243,617 km (0.103 R)
• M17: 8,578,540 km (0.059 R)
• M18: 9,407,163 km (0.117 R)
• M19: 9,791,929 km (0.119 R)
• M20: 9,938,834 km (0.115 R)
• M21: 14,741,673 km (0.093 R)
• M22: 15,391,975 km (0.099 R)
• M23: 16,959,911 km (0.111 R)
• M24: 20,890,744 km (0.115 R)
• M25: 22,551,131 km (0.066 R)
• M26: 26,699,929 km (0.077 R)
• M27: 28,056,781 km (0.078 R)
• M28: 30,907,070 km (0.111 R)
• M29: 34,393,897 km (0.089 R)
• M30: 34,620,238 km (0.06 R)
• M31: 39,727,809 km (0.089 R)
• M32: 44,104,893 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.5

Radius: 7.9

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.15 AU - 6.97 AU

Year: 11598 Days

Day: 19.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,531,308 km

• M1: 98,286 km (0.1 R)
• M2: 435,330 km (0.107 R)
• M3: 808,726 km (0.116 R)
• M4: 1,328,279 km (0.026 R)
• M5: 1,621,940 km (0.115 R)
• M6: 2,637,560 km (0.091 R)
• M7: 4,183,355 km (0.113 R)
• M8: 5,749,046 km (0.089 R)
• M9: 7,512,955 km (0.035 R)
• M10: 9,797,015 km (0.069 R)
• M11: 12,015,701 km (0.116 R)
• M12: 15,234,449 km (0.075 R)
• M13: 15,875,625 km (0.114 R)
• M14: 16,736,112 km (0.096 R)
• M15: 17,627,267 km (0.041 R)
• M16: 22,727,507 km (0.067 R)
• M17: 24,770,715 km (0.106 R)
• M18: 27,118,952 km (0.09 R)
• M19: 28,251,259 km (0.074 R)
• M20: 29,513,117 km (0.054 R)
• M21: 34,937,386 km (0.08 R)
• M22: 35,939,093 km (0.091 R)
• M23: 39,536,024 km (0.083 R)
• M24: 39,896,406 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.9

Radius: 4

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.49 AU - 8.33 AU

Year: 15356 Days

Day: 24.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,531,308 km

• M1: 50,265 km (0.108 R)
• M2: 1,078,451 km (0.094 R)
• M3: 1,407,417 km (0.05 R)
• M4: 2,797,779 km (0.044 R)
• M5: 3,367,747 km (0.051 R)
• M6: 3,557,737 km (0.073 R)
• M7: 3,881,766 km (0.068 R)
• M8: 4,762,897 km (0.043 R)
• M9: 5,870,968 km (0.079 R)
• M10: 6,649,326 km (0.066 R)
• M11: 8,067,664 km (0.06 R)
• M12: 8,236,709 km (0.114 R)
• M13: 9,581,295 km (0.059 R)
• M14: 10,504,613 km (0.119 R)
• M15: 12,982,851 km (0.064 R)
• M16: 14,730,454 km (0.077 R)
• M17: 16,156,570 km (0.09 R)
• M18: 16,765,583 km (0.116 R)
• M19: 17,885,772 km (0.07 R)
• M20: 19,658,357 km (0.058 R)
• M21: 23,462,182 km (0.112 R)
• M22: 25,854,850 km (0.12 R)
• M23: 27,824,606 km (0.116 R)
• M24: 34,774,175 km (0.109 R)
• M25: 37,520,343 km (0.111 R)
• M26: 40,778,734 km (0.12 R)
• M27: 41,402,108 km (0.033 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583

Radius: 5.6

Gravity: 18.59 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.93 AU - 9.17 AU

Year: 15765 Days

Day: 20.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,531,308 km

• M1: 69,713 km (0.105 R)
• M2: 289,771 km (0.1 R)
• M3: 471,532 km (0.074 R)
• M4: 663,616 km (0.118 R)
• M5: 1,007,093 km (0.087 R)
• M6: 1,813,425 km (0.068 R)
• M7: 2,278,376 km (0.077 R)
• M8: 3,208,126 km (0.103 R)
• M9: 3,743,537 km (0.052 R)
• M10: 4,821,240 km (0.119 R)
• M11: 6,013,086 km (0.073 R)
• M12: 7,434,117 km (0.109 R)
• M13: 8,963,306 km (0.1 R)
• M14: 9,376,196 km (0.071 R)
• M15: 10,520,021 km (0.102 R)
• M16: 13,081,586 km (0.055 R)
• M17: 14,157,942 km (0.089 R)
• M18: 15,955,959 km (0.066 R)
• M19: 18,144,277 km (0.096 R)
• M20: 18,389,917 km (0.106 R)
• M21: 23,010,097 km (0.096 R)
• M22: 23,394,564 km (0.106 R)
• M23: 24,874,536 km (0.118 R)
• M24: 27,263,464 km (0.12 R)
• M25: 31,538,074 km (0.038 R)
• M26: 31,774,588 km (0.074 R)
• M27: 35,723,224 km (0.109 R)
• M28: 36,368,290 km (0.083 R)
• M29: 36,628,440 km (0.119 R)
• M30: 42,816,556 km (0.11 R)
• M31: 45,777,248 km (0.075 R)
• M32: 49,188,528 km (0.057 R)
• M33: 50,308,418 km (0.102 R)
• M34: 51,609,021 km (0.087 R)
• M35: 53,266,117 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 13,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit