🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.2

Radius: 8

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.92 AU - 0.94 AU

Year: 588 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,915,558 km

• M1: 99,483 km (0.079 R)
• M2: 368,759 km (0.076 R)
• M3: 759,658 km (0.11 R)
• M4: 1,041,650 km (0.027 R)
• M5: 1,422,227 km (0.045 R)
• M6: 1,733,989 km (0.108 R)
• M7: 2,138,053 km (0.09 R)
• M8: 2,560,667 km (0.11 R)
• M9: 3,978,855 km (0.05 R)
• M10: 4,230,478 km (0.097 R)
• M11: 4,798,800 km (0.062 R)
• M12: 5,067,179 km (0.072 R)
• M13: 6,048,392 km (0.085 R)
• M14: 6,362,098 km (0.116 R)
• M15: 7,194,311 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 14.9

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1 AU - 1.02 AU

Year: 666 Days

Day: 11.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,915,558 km

• M1: 185,352 km (0.083 R)
• M2: 654,341 km (0.11 R)
• M3: 1,195,885 km (0.034 R)
• M4: 2,230,654 km (0.117 R)
• M5: 2,975,950 km (0.092 R)
• M6: 4,780,550 km (0.055 R)
• M7: 5,362,336 km (0.102 R)
• M8: 6,009,496 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.1

Radius: 12.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.84 AU - 1.24 AU

Year: 696 Days

Day: 9.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,915,558 km

• M1: 156,779 km (0.116 R)
• M2: 558,598 km (0.079 R)
• M3: 982,858 km (0.117 R)
• M4: 1,582,895 km (0.109 R)
• M5: 2,097,512 km (0.106 R)
• M6: 2,498,284 km (0.083 R)
• M7: 3,819,084 km (0.083 R)
• M8: 4,978,318 km (0.084 R)
• M9: 5,631,163 km (0.072 R)
• M10: 6,492,996 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.3

Radius: 11.6

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.61 AU - 2.21 AU

Year: 1732 Days

Day: 14.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,915,558 km

• M1: 145,260 km (0.095 R)
• M2: 609,163 km (0.078 R)
• M3: 1,037,910 km (0.098 R)
• M4: 1,582,745 km (0.096 R)
• M5: 2,008,501 km (0.097 R)
• M6: 2,497,686 km (0.115 R)
• M7: 3,208,276 km (0.093 R)
• M8: 3,577,035 km (0.092 R)
• M9: 3,992,917 km (0.074 R)
• M10: 4,360,628 km (0.03 R)
• M11: 6,016,078 km (0.112 R)
• M12: 7,321,619 km (0.05 R)
• M13: 7,965,787 km (0.116 R)
• M14: 8,363,867 km (0.114 R)
• M15: 9,100,936 km (0.042 R)
• M16: 10,020,963 km (0.065 R)
• M17: 10,449,262 km (0.033 R)
• M18: 11,228,367 km (0.103 R)
• M19: 12,246,082 km (0.11 R)
• M20: 12,819,042 km (0.063 R)
• M21: 13,755,375 km (0.109 R)
• M22: 14,874,217 km (0.047 R)
• M23: 16,541,186 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 10.7

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.81 AU - 2.29 AU

Year: 1925 Days

Day: 12.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,915,558 km

• M1: 133,142 km (0.089 R)
• M2: 801,396 km (0.076 R)
• M3: 1,199,625 km (0.078 R)
• M4: 1,619,098 km (0.097 R)
• M5: 2,064,600 km (0.037 R)
• M6: 2,790,748 km (0.082 R)
• M7: 3,539,336 km (0.081 R)
• M8: 3,989,326 km (0.064 R)
• M9: 4,662,666 km (0.055 R)
• M10: 5,159,780 km (0.108 R)
• M11: 7,599,123 km (0.093 R)
• M12: 9,418,981 km (0.099 R)
• M13: 10,358,605 km (0.098 R)
• M14: 11,093,879 km (0.101 R)
• M15: 13,466,950 km (0.077 R)
• M16: 13,987,999 km (0.045 R)
• M17: 16,403,407 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.8

Radius: 11.8

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.64 AU - 3.14 AU

Year: 3223 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,915,558 km

• M1: 169,046 km (0.094 R)
• M2: 544,536 km (0.077 R)
• M3: 1,685,220 km (0.105 R)
• M4: 3,704,043 km (0.081 R)
• M5: 4,331,756 km (0.082 R)
• M6: 5,689,357 km (0.113 R)
• M7: 7,544,071 km (0.12 R)
• M8: 10,175,348 km (0.068 R)
• M9: 12,083,618 km (0.089 R)
• M10: 12,737,959 km (0.109 R)
• M11: 13,122,426 km (0.031 R)
• M12: 17,464,504 km (0.088 R)
• M13: 18,119,743 km (0.064 R)
• M14: 20,510,466 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.9

Radius: 8.1

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.88 AU - 4.46 AU

Year: 4612 Days

Day: 12 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,915,558 km

• M1: 109,057 km (0.048 R)
• M2: 451,337 km (0.049 R)
• M3: 1,336,507 km (0.079 R)
• M4: 2,067,443 km (0.098 R)
• M5: 2,491,553 km (0.063 R)
• M6: 3,345,308 km (0.088 R)
• M7: 4,381,422 km (0.035 R)
• M8: 4,865,222 km (0.108 R)
• M9: 5,617,400 km (0.071 R)
• M10: 6,858,015 km (0.09 R)
• M11: 7,868,549 km (0.073 R)
• M12: 8,513,615 km (0.11 R)
• M13: 9,267,139 km (0.067 R)
• M14: 10,865,293 km (0.118 R)
• M15: 11,969,326 km (0.068 R)
• M16: 12,960,262 km (0.097 R)
• M17: 13,762,855 km (0.112 R)
• M18: 15,518,834 km (0.095 R)
• M19: 16,100,172 km (0.118 R)
• M20: 16,971,729 km (0.082 R)
• M21: 19,591,337 km (0.099 R)
• M22: 20,021,730 km (0.095 R)
• M23: 22,003,902 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.8

Radius: 8.2

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.56 AU - 3.78 AU

Year: 4612 Days

Day: 6.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,915,558 km

• M1: 103,073 km (0.112 R)
• M2: 465,549 km (0.059 R)
• M3: 737,667 km (0.049 R)
• M4: 1,021,005 km (0.069 R)
• M5: 1,448,706 km (0.093 R)
• M6: 1,710,801 km (0.112 R)
• M7: 1,966,314 km (0.091 R)
• M8: 2,449,964 km (0.08 R)
• M9: 3,854,240 km (0.05 R)
• M10: 4,167,797 km (0.116 R)
• M11: 4,658,777 km (0.11 R)
• M12: 5,039,653 km (0.085 R)
• M13: 5,364,280 km (0.075 R)
• M14: 6,083,397 km (0.056 R)
• M15: 6,568,244 km (0.083 R)
• M16: 7,109,340 km (0.058 R)
• M17: 7,777,743 km (0.087 R)
• M18: 8,840,187 km (0.109 R)
• M19: 10,074,220 km (0.093 R)
• M20: 12,926,602 km (0.11 R)
• M21: 13,394,096 km (0.057 R)
• M22: 15,955,361 km (0.091 R)
• M23: 16,330,702 km (0.091 R)
• M24: 20,540,386 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.6

Radius: 4.9

Gravity: 22.56 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.95 AU - 11.11 AU

Year: 22416 Days

Day: 21.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,915,558 km

• M1: 61,036 km (0.046 R)
• M2: 573,109 km (0.072 R)
• M3: 733,778 km (0.073 R)
• M4: 1,203,964 km (0.116 R)
• M5: 1,425,219 km (0.099 R)
• M6: 1,587,383 km (0.05 R)
• M7: 2,008,351 km (0.074 R)
• M8: 3,175,813 km (0.089 R)
• M9: 3,541,281 km (0.117 R)
• M10: 4,457,568 km (0.064 R)
• M11: 4,843,231 km (0.054 R)
• M12: 5,099,941 km (0.089 R)
• M13: 5,925,123 km (0.075 R)
• M14: 6,478,635 km (0.099 R)
• M15: 8,345,467 km (0.08 R)
• M16: 8,768,380 km (0.114 R)
• M17: 9,205,505 km (0.062 R)
• M18: 10,361,747 km (0.074 R)
• M19: 11,676,563 km (0.09 R)
• M20: 12,819,490 km (0.075 R)
• M21: 13,310,919 km (0.096 R)
• M22: 14,632,617 km (0.117 R)
• M23: 15,719,295 km (0.095 R)
• M24: 16,039,285 km (0.056 R)
• M25: 19,391,774 km (0.044 R)
• M26: 23,080,109 km (0.108 R)
• M27: 27,787,804 km (0.114 R)
• M28: 28,610,144 km (0.11 R)
• M29: 31,426,324 km (0.089 R)
• M30: 31,679,593 km (0.051 R)
• M31: 34,556,360 km (0.111 R)
• M32: 37,745,039 km (0.1 R)
• M33: 39,044,296 km (0.083 R)
• M34: 41,124,305 km (0.096 R)
• M35: 43,277,018 km (0.097 R)
• M36: 49,667,690 km (0.116 R)
• M37: 53,176,358 km (0.098 R)
• M38: 65,302,313 km (0.111 R)
• M39: 71,673,537 km (0.094 R)
• M40: 73,217,387 km (0.104 R)
• M41: 75,008,971 km (0.07 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 17,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit