🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11

Radius: 8.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.51 AU - 0.67 AU

Year: 302 Days

Day: 6.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 91,079,376 km

• M1: 100,829 km (0.117 R)
• M2: 473,328 km (0.104 R)
• M3: 816,804 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 9.6

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.94 AU - 1.1 AU

Year: 687 Days

Day: 10.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,079,376 km

• M1: 119,529 km (0.049 R)
• M2: 595,400 km (0.116 R)
• M3: 977,622 km (0.027 R)
• M4: 1,294,470 km (0.095 R)
• M5: 1,780,663 km (0.027 R)
• M6: 2,173,208 km (0.065 R)
• M7: 2,502,324 km (0.047 R)
• M8: 3,407,540 km (0.05 R)
• M9: 3,972,422 km (0.106 R)
• M10: 4,648,155 km (0.097 R)
• M11: 6,027,747 km (0.118 R)
• M12: 6,329,486 km (0.108 R)
• M13: 7,850,148 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 11.9

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.48 AU - 2.7 AU

Year: 2780 Days

Day: 11.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,079,376 km

• M1: 149,598 km (0.11 R)
• M2: 563,535 km (0.109 R)
• M3: 954,135 km (0.105 R)
• M4: 1,333,067 km (0.062 R)
• M5: 1,920,388 km (0.095 R)
• M6: 2,302,610 km (0.066 R)
• M7: 2,813,637 km (0.1 R)
• M8: 3,600,372 km (0.077 R)
• M9: 4,066,070 km (0.119 R)
• M10: 5,385,075 km (0.109 R)
• M11: 6,129,773 km (0.115 R)
• M12: 9,849,075 km (0.055 R)
• M13: 10,262,115 km (0.053 R)
• M14: 12,073,745 km (0.077 R)
• M15: 13,995,778 km (0.113 R)
• M16: 14,711,903 km (0.103 R)
• M17: 15,653,921 km (0.111 R)
• M18: 16,478,056 km (0.109 R)
• M19: 17,276,609 km (0.113 R)
• M20: 17,712,986 km (0.102 R)
• M21: 18,437,788 km (0.065 R)
• M22: 19,240,381 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.4

Radius: 9.1

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.21 AU - 3.29 AU

Year: 3041 Days

Day: 14 Hours

Environment

Temp: -209 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,079,376 km

• M1: 113,246 km (0.105 R)
• M2: 461,958 km (0.041 R)
• M3: 776,712 km (0.096 R)
• M4: 1,789,490 km (0.12 R)
• M5: 4,169,592 km (0.025 R)
• M6: 4,499,306 km (0.096 R)
• M7: 4,925,959 km (0.111 R)
• M8: 7,801,080 km (0.117 R)
• M9: 8,827,471 km (0.081 R)
• M10: 9,311,570 km (0.082 R)
• M11: 10,135,705 km (0.078 R)
• M12: 10,666,627 km (0.1 R)
• M13: 11,497,494 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.5

Radius: 14.7

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.57 AU - 3.07 AU

Year: 3158 Days

Day: 14 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,079,376 km

• M1: 182,809 km (0.036 R)
• M2: 806,183 km (0.102 R)
• M3: 1,427,463 km (0.106 R)
• M4: 1,983,518 km (0.09 R)
• M5: 2,981,934 km (0.103 R)
• M6: 3,470,521 km (0.053 R)
• M7: 4,316,497 km (0.043 R)
• M8: 5,771,187 km (0.058 R)
• M9: 7,597,926 km (0.045 R)
• M10: 8,519,599 km (0.061 R)
• M11: 9,707,107 km (0.065 R)
• M12: 10,220,078 km (0.115 R)
• M13: 11,172,119 km (0.089 R)
• M14: 13,542,347 km (0.117 R)
• M15: 14,486,759 km (0.11 R)
• M16: 15,421,596 km (0.117 R)
• M17: 19,258,332 km (0.116 R)
• M18: 20,070,350 km (0.112 R)
• M19: 22,234,582 km (0.094 R)
• M20: 23,549,098 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.1

Radius: 14.1

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.72 AU - 4 AU

Year: 5057 Days

Day: 8 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,079,376 km

• M1: 176,077 km (0.108 R)
• M2: 627,413 km (0.115 R)
• M3: 1,117,346 km (0.097 R)
• M4: 1,966,913 km (0.111 R)
• M5: 3,001,382 km (0.119 R)
• M6: 4,351,802 km (0.054 R)
• M7: 4,989,388 km (0.085 R)
• M8: 6,262,316 km (0.061 R)
• M9: 7,587,155 km (0.084 R)
• M10: 9,804,644 km (0.092 R)
• M11: 10,554,579 km (0.118 R)
• M12: 11,792,501 km (0.081 R)
• M13: 13,804,892 km (0.111 R)
• M14: 14,844,447 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.8

Radius: 13.5

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.38 AU - 4.72 AU

Year: 5435 Days

Day: 14.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,079,376 km

• M1: 167,998 km (0.034 R)
• M2: 744,549 km (0.086 R)
• M3: 1,262,606 km (0.069 R)
• M4: 1,800,560 km (0.036 R)
• M5: 3,135,272 km (0.109 R)
• M6: 6,161,338 km (0.1 R)
• M7: 6,918,154 km (0.099 R)
• M8: 7,651,482 km (0.086 R)
• M9: 8,526,480 km (0.117 R)
• M10: 8,957,023 km (0.048 R)
• M11: 11,554,940 km (0.109 R)
• M12: 13,107,466 km (0.078 R)
• M13: 13,934,144 km (0.09 R)
• M14: 14,533,134 km (0.039 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.7

Radius: 14.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.7 AU - 5.56 AU

Year: 6644 Days

Day: 8.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,079,376 km

• M1: 179,368 km (0.116 R)
• M2: 651,948 km (0.079 R)
• M3: 1,417,739 km (0.104 R)
• M4: 2,331,932 km (0.065 R)
• M5: 4,216,416 km (0.05 R)
• M6: 6,135,457 km (0.108 R)
• M7: 6,606,242 km (0.1 R)
• M8: 7,067,602 km (0.096 R)
• M9: 11,812,547 km (0.115 R)
• M10: 15,091,882 km (0.119 R)
• M11: 16,427,492 km (0.074 R)
• M12: 20,075,885 km (0.113 R)
• M13: 23,770,653 km (0.086 R)
• M14: 24,544,971 km (0.107 R)
• M15: 29,195,670 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.5

Radius: 4.2

Gravity: 22.93 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.63 AU - 8.93 AU

Year: 15888 Days

Day: 22.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,079,376 km

• M1: 52,210 km (0.103 R)
• M2: 199,115 km (0.079 R)
• M3: 544,536 km (0.093 R)
• M4: 837,150 km (0.104 R)
• M5: 1,345,334 km (0.087 R)
• M6: 3,501,039 km (0.083 R)
• M7: 3,686,092 km (0.074 R)
• M8: 4,018,797 km (0.066 R)
• M9: 5,239,067 km (0.109 R)
• M10: 6,972,458 km (0.099 R)
• M11: 10,289,940 km (0.109 R)
• M12: 10,560,712 km (0.061 R)
• M13: 11,633,329 km (0.108 R)
• M14: 13,343,532 km (0.062 R)
• M15: 21,420,171 km (0.1 R)
• M16: 23,222,526 km (0.066 R)
• M17: 25,812,514 km (0.025 R)
• M18: 26,211,941 km (0.095 R)
• M19: 28,060,222 km (0.066 R)
• M20: 30,545,940 km (0.111 R)
• M21: 33,646,805 km (0.096 R)
• M22: 33,884,516 km (0.107 R)
• M23: 36,950,824 km (0.102 R)
• M24: 41,274,950 km (0.063 R)
• M25: 43,769,794 km (0.096 R)
• M26: 46,070,160 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.9

Radius: 3.7

Gravity: 66.68 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.53 AU - 12.47 AU

Year: 22689 Days

Day: 19 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 91,079,376 km

• M1: 49,666 km (0.07 R)
• M2: 347,217 km (0.059 R)
• M3: 470,037 km (0.119 R)
• M4: 690,394 km (0.099 R)
• M5: 1,168,060 km (0.107 R)
• M6: 2,198,042 km (0.047 R)
• M7: 2,359,308 km (0.037 R)
• M8: 2,654,315 km (0.036 R)
• M9: 2,918,505 km (0.101 R)
• M10: 3,561,177 km (0.096 R)
• M11: 3,849,602 km (0.06 R)
• M12: 5,080,792 km (0.068 R)
• M13: 5,487,699 km (0.049 R)
• M14: 6,228,807 km (0.112 R)
• M15: 7,083,758 km (0.098 R)
• M16: 7,747,823 km (0.062 R)
• M17: 8,176,571 km (0.12 R)
• M18: 8,508,379 km (0.119 R)
• M19: 9,557,808 km (0.055 R)
• M20: 10,303,553 km (0.118 R)
• M21: 10,821,760 km (0.119 R)
• M22: 12,335,990 km (0.103 R)
• M23: 18,933,107 km (0.106 R)
• M24: 19,513,247 km (0.066 R)
• M25: 21,952,440 km (0.073 R)
• M26: 24,701,451 km (0.073 R)
• M27: 29,434,279 km (0.091 R)
• M28: 30,474,433 km (0.115 R)
• M29: 30,738,174 km (0.074 R)
• M30: 37,991,726 km (0.1 R)
• M31: 38,913,398 km (0.085 R)
• M32: 39,379,844 km (0.108 R)
• M33: 42,749,536 km (0.058 R)
• M34: 47,005,596 km (0.073 R)
• M35: 49,507,919 km (0.085 R)
• M36: 50,422,710 km (0.034 R)
• M37: 50,607,015 km (0.094 R)
• M38: 51,348,721 km (0.079 R)
• M39: 56,545,901 km (0.105 R)
• M40: 74,695,713 km (0.04 R)
• M41: 80,335,104 km (0.212 R)
• M42: 88,911,998 km (0.099 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 11,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit