🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

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: 391.3

Radius: 8

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.51 AU - 0.63 AU

Year: 297 Days

Day: 9.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,644,759 km

• M1: 99,483 km (0.102 R)
• M2: 409,599 km (0.113 R)
• M3: 681,269 km (0.044 R)
• M4: 1,257,370 km (0.056 R)
• M5: 1,862,493 km (0.071 R)
• M6: 2,421,541 km (0.086 R)
• M7: 2,745,121 km (0.108 R)
• M8: 3,020,830 km (0.065 R)
• M9: 3,396,769 km (0.117 R)
• M10: 3,781,385 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.2

Radius: 10

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.81 AU - 0.97 AU

Year: 580 Days

Day: 6.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,644,759 km

• M1: 124,316 km (0.06 R)
• M2: 496,964 km (0.105 R)
• M3: 927,357 km (0.11 R)
• M4: 1,279,959 km (0.115 R)
• M5: 1,801,308 km (0.079 R)
• M6: 2,193,554 km (0.053 R)
• M7: 2,769,356 km (0.066 R)
• M8: 3,163,845 km (0.089 R)
• M9: 3,873,538 km (0.109 R)
• M10: 4,826,327 km (0.09 R)
• M11: 5,383,429 km (0.114 R)
• M12: 6,299,118 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.6

Radius: 12.9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.25 AU - 1.81 AU

Year: 1306 Days

Day: 14 Hours

Environment

Temp: -182 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,644,759 km

• M1: 160,519 km (0.104 R)
• M2: 735,124 km (0.056 R)
• M3: 1,149,211 km (0.056 R)
• M4: 1,974,393 km (0.083 R)
• M5: 2,482,277 km (0.107 R)
• M6: 3,654,227 km (0.066 R)
• M7: 5,260,011 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.3

Radius: 8.8

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.45 AU - 1.73 AU

Year: 1384 Days

Day: 12.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,644,759 km

• M1: 115,639 km (0.097 R)
• M2: 479,760 km (0.082 R)
• M3: 1,083,238 km (0.035 R)
• M4: 2,041,413 km (0.073 R)
• M5: 3,101,014 km (0.098 R)
• M6: 3,760,142 km (0.088 R)
• M7: 4,547,775 km (0.062 R)
• M8: 4,920,124 km (0.057 R)
• M9: 5,249,389 km (0.1 R)
• M10: 5,952,499 km (0.116 R)
• M11: 6,943,136 km (0.118 R)
• M12: 11,053,637 km (0.084 R)
• M13: 12,206,139 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.1

Radius: 12.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.76 AU - 1.88 AU

Year: 1695 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,644,759 km

• M1: 156,031 km (0.052 R)
• M2: 890,257 km (0.118 R)
• M3: 1,316,012 km (0.11 R)
• M4: 1,712,447 km (0.066 R)
• M5: 2,903,844 km (0.068 R)
• M6: 3,678,163 km (0.077 R)
• M7: 4,170,639 km (0.119 R)
• M8: 4,568,719 km (0.102 R)
• M9: 5,046,983 km (0.099 R)
• M10: 5,837,459 km (0.091 R)
• M11: 7,187,729 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.6

Radius: 10.1

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.81 AU - 2.21 AU

Year: 1967 Days

Day: 8.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 21,644,759 km

• M1: 125,662 km (0.095 R)
• M2: 445,203 km (0.054 R)
• M3: 806,632 km (0.061 R)
• M4: 1,168,210 km (0.086 R)
• M5: 1,578,706 km (0.088 R)
• M6: 2,013,288 km (0.092 R)
• M7: 2,417,502 km (0.115 R)
• M8: 2,815,133 km (0.115 R)
• M9: 3,340,072 km (0.105 R)
• M10: 3,689,233 km (0.089 R)
• M11: 4,024,183 km (0.057 R)
• M12: 4,399,973 km (0.092 R)
• M13: 4,930,147 km (0.069 R)
• M14: 5,245,350 km (0.115 R)
• M15: 6,247,207 km (0.105 R)
• M16: 7,170,675 km (0.11 R)
• M17: 8,276,502 km (0.084 R)
• M18: 8,658,575 km (0.065 R)
• M19: 9,052,317 km (0.085 R)
• M20: 9,595,955 km (0.096 R)
• M21: 11,358,218 km (0.098 R)
• M22: 12,941,263 km (0.098 R)
• M23: 15,085,599 km (0.063 R)
• M24: 16,390,691 km (0.086 R)
• M25: 16,842,027 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 9.2

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.16 AU - 3.56 AU

Year: 4251 Days

Day: 15 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 21,644,759 km

• M1: 187,446 km (0.098 R)
• M2: 654,042 km (0.071 R)
• M3: 984,204 km (0.119 R)
• M4: 1,307,485 km (0.055 R)
• M5: 1,942,828 km (0.112 R)
• M6: 2,268,353 km (0.105 R)
• M7: 2,735,547 km (0.079 R)
• M8: 3,450,475 km (0.074 R)
• M9: 3,818,486 km (0.109 R)
• M10: 4,736,717 km (0.097 R)
• M11: 5,055,361 km (0.025 R)
• M12: 5,388,366 km (0.113 R)
• M13: 6,970,513 km (0.104 R)
• M14: 7,383,852 km (0.062 R)
• M15: 7,777,145 km (0.104 R)
• M16: 8,297,595 km (0.09 R)
• M17: 10,304,601 km (0.099 R)
• M18: 10,841,657 km (0.06 R)
• M19: 11,303,316 km (0.079 R)
• M20: 11,729,969 km (0.089 R)
• M21: 13,544,890 km (0.073 R)
• M22: 16,426,145 km (0.071 R)
• M23: 18,887,928 km (0.103 R)
• M24: 22,317,010 km (0.109 R)
• M25: 25,487,887 km (0.033 R)
• M26: 29,567,720 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.5

Radius: 8.8

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.12 AU - 4.76 AU

Year: 6458 Days

Day: 14.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,644,759 km

• M1: 110,702 km (0.08 R)
• M2: 385,065 km (0.111 R)
• M3: 691,142 km (0.094 R)
• M4: 1,020,856 km (0.073 R)
• M5: 1,684,322 km (0.105 R)
• M6: 2,381,449 km (0.076 R)
• M7: 3,092,487 km (0.096 R)
• M8: 3,610,245 km (0.065 R)
• M9: 3,962,399 km (0.072 R)
• M10: 5,364,879 km (0.115 R)
• M11: 6,310,637 km (0.055 R)
• M12: 13,194,981 km (0.051 R)
• M13: 14,907,278 km (0.114 R)
• M14: 16,506,779 km (0.099 R)
• M15: 19,398,356 km (0.093 R)
• M16: 21,150,745 km (0.105 R)
• M17: 22,926,921 km (0.061 R)
• M18: 27,038,469 km (0.069 R)
• M19: 31,813,483 km (0.118 R)
• M20: 33,420,164 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.9

Radius: 11.5

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.75 AU - 5.81 AU

Year: 8375 Days

Day: 11.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 21,644,759 km

• M1: 143,016 km (0.057 R)
• M2: 754,422 km (0.034 R)
• M3: 1,288,935 km (0.09 R)
• M4: 1,812,079 km (0.105 R)
• M5: 2,420,793 km (0.069 R)
• M6: 3,313,892 km (0.038 R)
• M7: 4,228,683 km (0.115 R)
• M8: 5,334,959 km (0.111 R)
• M9: 5,939,634 km (0.111 R)
• M10: 6,344,595 km (0.079 R)
• M11: 6,804,310 km (0.094 R)
• M12: 8,740,256 km (0.119 R)
• M13: 10,045,796 km (0.05 R)
• M14: 10,573,727 km (0.074 R)
• M15: 13,040,446 km (0.084 R)
• M16: 15,048,648 km (0.094 R)
• M17: 16,061,725 km (0.112 R)
• M18: 16,651,290 km (0.111 R)
• M19: 19,154,811 km (0.061 R)
• M20: 19,892,627 km (0.069 R)
• M21: 22,059,403 km (0.064 R)
• M22: 27,040,114 km (0.089 R)
• M23: 31,589,386 km (0.119 R)
• M24: 32,411,575 km (0.118 R)
• M25: 33,991,329 km (0.059 R)
• M26: 35,291,634 km (0.109 R)
• M27: 37,190,180 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.9

Radius: 5.7

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.27 AU - 6.89 AU

Year: 10348 Days

Day: 16.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 21,644,759 km

• M1: 112,049 km (0.061 R)
• M2: 388,206 km (0.115 R)
• M3: 707,448 km (0.069 R)
• M4: 1,094,308 km (0.109 R)
• M5: 1,273,527 km (0.05 R)
• M6: 1,590,674 km (0.094 R)
• M7: 2,116,511 km (0.079 R)
• M8: 2,800,173 km (0.066 R)
• M9: 3,961,950 km (0.065 R)
• M10: 4,323,977 km (0.11 R)
• M11: 6,133,363 km (0.041 R)
• M12: 6,358,209 km (0.042 R)
• M13: 6,647,082 km (0.077 R)
• M14: 8,672,189 km (0.053 R)
• M15: 9,099,739 km (0.059 R)
• M16: 10,667,375 km (0.073 R)
• M17: 11,966,034 km (0.104 R)
• M18: 12,273,309 km (0.087 R)
• M19: 12,585,818 km (0.098 R)
• M20: 17,648,809 km (0.052 R)
• M21: 18,219,525 km (0.094 R)
• M22: 19,397,608 km (0.109 R)
• M23: 20,005,424 km (0.106 R)
• M24: 20,688,488 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 15,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit