🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 15

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.67 AU - 0.71 AU

Year: 403 Days

Day: 5.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,741,023 km

• M1: 186,549 km (0.108 R)
• M2: 742,604 km (0.078 R)
• M3: 1,224,907 km (0.093 R)
• M4: 1,787,246 km (0.087 R)
• M5: 2,413,911 km (0.108 R)
• M6: 2,942,291 km (0.077 R)
• M7: 3,963,895 km (0.097 R)
• M8: 4,564,829 km (0.118 R)
• M9: 5,397,790 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.4

Radius: 14.5

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.67 AU - 1.11 AU

Year: 590 Days

Day: 13.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,741,023 km

• M1: 180,265 km (0.096 R)
• M2: 696,378 km (0.034 R)
• M3: 1,297,163 km (0.065 R)
• M4: 1,874,312 km (0.111 R)
• M5: 2,352,576 km (0.067 R)
• M6: 2,913,269 km (0.117 R)
• M7: 3,452,270 km (0.119 R)
• M8: 4,030,615 km (0.112 R)
• M9: 5,384,327 km (0.078 R)
• M10: 5,968,357 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.7

Radius: 13.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.06 AU - 1.3 AU

Year: 901 Days

Day: 10.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,741,023 km

• M1: 172,935 km (0.106 R)
• M2: 615,894 km (0.057 R)
• M3: 1,048,382 km (0.094 R)
• M4: 1,597,107 km (0.116 R)
• M5: 2,667,330 km (0.093 R)
• M6: 3,134,674 km (0.118 R)
• M7: 3,568,508 km (0.077 R)
• M8: 4,253,965 km (0.063 R)
• M9: 5,026,189 km (0.108 R)
• M10: 6,270,993 km (0.115 R)
• M11: 6,736,542 km (0.061 R)
• M12: 7,737,351 km (0.118 R)
• M13: 8,247,779 km (0.057 R)
• M14: 9,167,208 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.6

Radius: 10.2

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.57 AU - 2.17 AU

Year: 1798 Days

Day: 14.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,741,023 km

• M1: 127,009 km (0.071 R)
• M2: 475,272 km (0.045 R)
• M3: 813,513 km (0.067 R)
• M4: 1,538,913 km (0.048 R)
• M5: 2,926,733 km (0.117 R)
• M6: 3,334,537 km (0.086 R)
• M7: 3,764,630 km (0.086 R)
• M8: 4,265,185 km (0.098 R)
• M9: 5,013,773 km (0.112 R)
• M10: 6,275,930 km (0.105 R)
• M11: 7,123,701 km (0.107 R)
• M12: 8,098,182 km (0.108 R)
• M13: 8,795,607 km (0.117 R)
• M14: 9,886,325 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 10.9

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.72 AU - 2.34 AU

Year: 2033 Days

Day: 6.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,741,023 km

• M1: 135,536 km (0.111 R)
• M2: 756,068 km (0.046 R)
• M3: 1,169,855 km (0.084 R)
• M4: 1,830,480 km (0.068 R)
• M5: 2,442,036 km (0.112 R)
• M6: 3,142,902 km (0.076 R)
• M7: 4,280,294 km (0.108 R)
• M8: 6,358,508 km (0.083 R)
• M9: 7,946,788 km (0.083 R)
• M10: 8,862,178 km (0.078 R)
• M11: 9,877,349 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 14

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.47 AU - 2.61 AU

Year: 2846 Days

Day: 7.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,741,023 km

• M1: 174,282 km (0.067 R)
• M2: 623,973 km (0.06 R)
• M3: 1,189,453 km (0.102 R)
• M4: 1,651,411 km (0.089 R)
• M5: 2,261,321 km (0.074 R)
• M6: 2,744,523 km (0.029 R)
• M7: 3,627,599 km (0.104 R)
• M8: 4,235,714 km (0.085 R)
• M9: 4,671,343 km (0.1 R)
• M10: 5,756,676 km (0.057 R)
• M11: 6,240,774 km (0.095 R)
• M12: 6,891,226 km (0.113 R)
• M13: 7,556,637 km (0.115 R)
• M14: 8,013,509 km (0.067 R)
• M15: 9,885,128 km (0.095 R)
• M16: 10,544,556 km (0.056 R)
• M17: 11,548,656 km (0.033 R)
• M18: 12,280,639 km (0.062 R)
• M19: 14,063,397 km (0.088 R)
• M20: 15,231,906 km (0.094 R)
• M21: 17,287,231 km (0.027 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325

Radius: 13.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.98 AU - 3.36 AU

Year: 3967 Days

Day: 5 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,741,023 km

• M1: 173,234 km (0.118 R)
• M2: 616,942 km (0.099 R)
• M3: 1,098,796 km (0.087 R)
• M4: 2,020,918 km (0.108 R)
• M5: 2,455,948 km (0.077 R)
• M6: 3,019,334 km (0.071 R)
• M7: 3,538,887 km (0.043 R)
• M8: 5,153,048 km (0.107 R)
• M9: 5,900,140 km (0.094 R)
• M10: 7,066,555 km (0.12 R)
• M11: 7,642,357 km (0.094 R)
• M12: 8,447,792 km (0.074 R)
• M13: 8,888,507 km (0.098 R)
• M14: 9,452,192 km (0.028 R)
• M15: 10,077,212 km (0.04 R)
• M16: 11,491,959 km (0.087 R)
• M17: 12,247,278 km (0.091 R)
• M18: 13,396,489 km (0.113 R)
• M19: 14,280,762 km (0.104 R)
• M20: 14,957,094 km (0.083 R)
• M21: 17,330,764 km (0.1 R)
• M22: 18,268,443 km (0.108 R)
• M23: 19,590,589 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.8

Radius: 9.7

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.38 AU - 3.54 AU

Year: 4524 Days

Day: 13.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,741,023 km

• M1: 120,725 km (0.06 R)
• M2: 459,714 km (0.052 R)
• M3: 772,673 km (0.089 R)
• M4: 2,468,215 km (0.11 R)
• M5: 2,798,378 km (0.105 R)
• M6: 3,291,303 km (0.044 R)
• M7: 4,127,256 km (0.058 R)
• M8: 5,310,276 km (0.098 R)
• M9: 6,009,346 km (0.094 R)
• M10: 6,519,026 km (0.117 R)
• M11: 7,024,667 km (0.098 R)
• M12: 9,631,410 km (0.112 R)
• M13: 10,499,227 km (0.108 R)
• M14: 10,930,368 km (0.085 R)
• M15: 11,328,598 km (0.104 R)
• M16: 11,782,179 km (0.096 R)
• M17: 13,266,190 km (0.066 R)
• M18: 15,141,548 km (0.069 R)
• M19: 15,525,716 km (0.095 R)
• M20: 15,916,316 km (0.091 R)
• M21: 16,256,501 km (0.098 R)
• M22: 18,524,405 km (0.105 R)
• M23: 19,798,979 km (0.117 R)
• M24: 20,324,816 km (0.048 R)
• M25: 21,131,148 km (0.107 R)
• M26: 23,167,624 km (0.105 R)
• M27: 24,047,409 km (0.116 R)
• M28: 26,265,197 km (0.081 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.9

Radius: 14.5

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.25 AU - 5.37 AU

Year: 7415 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,741,023 km

• M1: 184,305 km (0.059 R)
• M2: 677,529 km (0.11 R)
• M3: 1,129,913 km (0.113 R)
• M4: 2,320,263 km (0.107 R)
• M5: 3,963,596 km (0.119 R)
• M6: 7,625,751 km (0.083 R)
• M7: 8,565,226 km (0.043 R)
• M8: 9,362,583 km (0.082 R)
• M9: 10,347,086 km (0.102 R)
• M10: 10,960,737 km (0.104 R)
• M11: 11,598,622 km (0.119 R)
• M12: 12,106,058 km (0.034 R)
• M13: 14,634,113 km (0.046 R)
• M14: 17,038,599 km (0.099 R)
• M15: 21,690,345 km (0.116 R)
• M16: 34,026,933 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.7

Radius: 4.9

Gravity: 29.68 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.68 AU - 11.84 AU

Year: 21433 Days

Day: 19.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,741,023 km

• M1: 60,886 km (0.102 R)
• M2: 312,061 km (0.11 R)
• M3: 756,068 km (0.09 R)
• M4: 1,649,017 km (0.06 R)
• M5: 2,704,730 km (0.115 R)
• M6: 2,882,003 km (0.111 R)
• M7: 3,402,903 km (0.086 R)
• M8: 3,701,051 km (0.119 R)
• M9: 4,016,553 km (0.029 R)
• M10: 4,488,086 km (0.097 R)
• M11: 5,033,220 km (0.09 R)
• M12: 6,610,730 km (0.115 R)
• M13: 7,660,757 km (0.06 R)
• M14: 9,437,082 km (0.118 R)
• M15: 10,267,500 km (0.112 R)
• M16: 12,346,312 km (0.066 R)
• M17: 13,193,335 km (0.113 R)
• M18: 16,296,145 km (0.074 R)
• M19: 19,196,399 km (0.111 R)
• M20: 20,621,468 km (0.112 R)
• M21: 25,317,644 km (0.105 R)
• M22: 27,028,745 km (0.109 R)
• M23: 33,691,086 km (0.075 R)
• M24: 38,347,769 km (0.081 R)
• M25: 39,238,175 km (0.107 R)
• M26: 41,524,180 km (0.066 R)
• M27: 45,694,370 km (0.112 R)
• M28: 47,369,867 km (0.077 R)
• M29: 48,394,462 km (0.114 R)
• M30: 60,658,945 km (0.103 R)
• M31: 67,286,579 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit