🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 12.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.78 AU - 2.34 AU

Year: 1909 Days

Day: 14.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,434,107 km

• M1: 159,172 km (0.101 R)
• M2: 703,260 km (0.116 R)
• M3: 1,570,329 km (0.079 R)
• M4: 2,536,282 km (0.062 R)
• M5: 3,107,896 km (0.116 R)
• M6: 4,288,821 km (0.095 R)
• M7: 4,941,666 km (0.082 R)
• M8: 5,975,687 km (0.045 R)
• M9: 6,667,128 km (0.074 R)
• M10: 7,438,156 km (0.112 R)
• M11: 8,012,612 km (0.101 R)
• M12: 8,705,100 km (0.099 R)
• M13: 9,437,232 km (0.1 R)
• M14: 10,210,055 km (0.098 R)
• M15: 10,748,308 km (0.106 R)
• M16: 11,992,214 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.1

Radius: 9.1

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.05 AU - 2.41 AU

Year: 2150 Days

Day: 6.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,434,107 km

• M1: 113,246 km (0.062 R)
• M2: 412,292 km (0.09 R)
• M3: 831,016 km (0.119 R)
• M4: 1,160,131 km (0.056 R)
• M5: 1,646,624 km (0.093 R)
• M6: 2,081,056 km (0.099 R)
• M7: 2,627,387 km (0.025 R)
• M8: 3,029,207 km (0.047 R)
• M9: 3,456,608 km (0.049 R)
• M10: 4,909,204 km (0.113 R)
• M11: 5,792,579 km (0.082 R)
• M12: 7,537,190 km (0.09 R)
• M13: 9,369,763 km (0.111 R)
• M14: 9,817,659 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 13.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.27 AU - 2.95 AU

Year: 2723 Days

Day: 14.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,434,107 km

• M1: 171,888 km (0.096 R)
• M2: 756,666 km (0.104 R)
• M3: 1,379,292 km (0.06 R)
• M4: 2,441,736 km (0.113 R)
• M5: 3,590,498 km (0.062 R)
• M6: 4,658,328 km (0.083 R)
• M7: 5,141,080 km (0.069 R)
• M8: 5,928,115 km (0.07 R)
• M9: 6,657,704 km (0.102 R)
• M10: 7,359,018 km (0.038 R)
• M11: 7,803,175 km (0.106 R)
• M12: 8,745,641 km (0.042 R)
• M13: 9,210,890 km (0.105 R)
• M14: 9,904,127 km (0.114 R)
• M15: 11,910,683 km (0.093 R)
• M16: 12,400,317 km (0.058 R)
• M17: 13,950,450 km (0.101 R)

Asteroid Belt

Center: 3.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586

Radius: 12.7

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.44 AU - 4.26 AU

Year: 4878 Days

Day: 9.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,434,107 km

• M1: 157,975 km (0.095 R)
• M2: 740,958 km (0.118 R)
• M3: 1,289,384 km (0.098 R)
• M4: 1,979,329 km (0.094 R)
• M5: 2,513,843 km (0.108 R)
• M6: 3,456,459 km (0.093 R)
• M7: 3,855,287 km (0.102 R)
• M8: 5,268,687 km (0.062 R)
• M9: 6,244,365 km (0.084 R)
• M10: 8,403,062 km (0.115 R)
• M11: 10,108,179 km (0.118 R)
• M12: 10,842,255 km (0.12 R)
• M13: 12,417,072 km (0.038 R)
• M14: 13,928,908 km (0.092 R)
• M15: 16,539,391 km (0.11 R)
• M16: 19,395,065 km (0.108 R)
• M17: 27,444,926 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.9

Radius: 12.8

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.18 AU - 5.38 AU

Year: 6748 Days

Day: 12 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,434,107 km

• M1: 159,471 km (0.03 R)
• M2: 851,810 km (0.059 R)
• M3: 1,687,314 km (0.037 R)
• M4: 2,119,652 km (0.103 R)
• M5: 2,825,605 km (0.117 R)
• M6: 3,958,659 km (0.109 R)
• M7: 4,655,486 km (0.066 R)
• M8: 5,089,469 km (0.051 R)
• M9: 5,670,058 km (0.063 R)
• M10: 6,262,167 km (0.105 R)
• M11: 7,461,343 km (0.088 R)
• M12: 8,971,833 km (0.079 R)
• M13: 9,821,250 km (0.071 R)
• M14: 11,680,751 km (0.025 R)
• M15: 12,079,130 km (0.112 R)
• M16: 14,265,653 km (0.102 R)
• M17: 16,455,018 km (0.052 R)
• M18: 18,321,251 km (0.055 R)
• M19: 19,478,690 km (0.112 R)
• M20: 21,195,026 km (0.094 R)
• M21: 21,864,028 km (0.085 R)
• M22: 28,623,309 km (0.104 R)
• M23: 30,555,066 km (0.115 R)
• M24: 31,600,905 km (0.074 R)
• M25: 32,084,106 km (0.058 R)
• M26: 32,572,244 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268

Radius: 9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.82 AU - 5.82 AU

Year: 6833 Days

Day: 10.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,434,107 km

• M1: 118,631 km (0.108 R)
• M2: 582,534 km (0.117 R)
• M3: 872,904 km (0.084 R)
• M4: 1,657,544 km (0.112 R)
• M5: 1,978,581 km (0.1 R)
• M6: 2,387,732 km (0.051 R)
• M7: 3,477,103 km (0.09 R)
• M8: 4,236,163 km (0.117 R)
• M9: 5,396,294 km (0.096 R)
• M10: 5,991,395 km (0.109 R)
• M11: 8,040,886 km (0.094 R)
• M12: 11,446,930 km (0.069 R)
• M13: 12,719,110 km (0.073 R)
• M14: 13,875,203 km (0.083 R)
• M15: 20,724,242 km (0.083 R)
• M16: 25,603,227 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.5

Radius: 12.2

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.58 AU - 5.5 AU

Year: 7306 Days

Day: 5.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,434,107 km

• M1: 151,991 km (0.099 R)
• M2: 1,272,330 km (0.118 R)
• M3: 1,694,944 km (0.116 R)
• M4: 3,736,656 km (0.033 R)
• M5: 5,086,028 km (0.114 R)
• M6: 5,806,342 km (0.111 R)
• M7: 6,346,540 km (0.059 R)
• M8: 9,568,729 km (0.09 R)
• M9: 11,479,542 km (0.027 R)
• M10: 16,704,248 km (0.063 R)
• M11: 18,293,875 km (0.11 R)
• M12: 19,383,546 km (0.105 R)
• M13: 20,439,258 km (0.104 R)
• M14: 24,872,441 km (0.102 R)
• M15: 25,312,708 km (0.116 R)
• M16: 34,593,311 km (0.034 R)
• M17: 35,142,335 km (0.081 R)
• M18: 37,396,625 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.8

Radius: 8

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.75 AU - 5.81 AU

Year: 8972 Days

Day: 11.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,434,107 km

• M1: 99,483 km (0.06 R)
• M2: 493,224 km (0.119 R)
• M3: 824,135 km (0.116 R)
• M4: 1,121,685 km (0.075 R)
• M5: 1,574,518 km (0.036 R)
• M6: 2,994,800 km (0.078 R)
• M7: 3,330,049 km (0.101 R)
• M8: 3,712,271 km (0.096 R)
• M9: 4,983,105 km (0.117 R)
• M10: 5,717,182 km (0.09 R)
• M11: 6,203,674 km (0.096 R)
• M12: 6,521,570 km (0.091 R)
• M13: 7,612,587 km (0.041 R)
• M14: 8,820,590 km (0.091 R)
• M15: 9,346,127 km (0.08 R)
• M16: 12,541,986 km (0.116 R)
• M17: 13,948,206 km (0.077 R)
• M18: 14,329,382 km (0.083 R)
• M19: 16,220,598 km (0.077 R)
• M20: 18,466,960 km (0.026 R)
• M21: 22,584,043 km (0.105 R)
• M22: 28,475,805 km (0.071 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: 402 - 15,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit