🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.9

Radius: 10.1

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.62 AU - 2.18 AU

Year: 1718 Days

Day: 11.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,454,329 km

• M1: 125,662 km (0.07 R)
• M2: 555,158 km (0.117 R)
• M3: 1,026,391 km (0.113 R)
• M4: 1,608,626 km (0.089 R)
• M5: 1,932,356 km (0.074 R)
• M6: 2,257,133 km (0.078 R)
• M7: 3,071,543 km (0.091 R)
• M8: 3,741,443 km (0.062 R)
• M9: 4,842,932 km (0.115 R)
• M10: 6,020,716 km (0.028 R)
• M11: 6,342,950 km (0.094 R)
• M12: 8,183,303 km (0.094 R)
• M13: 8,633,293 km (0.085 R)
• M14: 9,016,114 km (0.086 R)

Asteroid Belt

Center: 2.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.7

Radius: 10.5

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.17 AU - 2.73 AU

Year: 2516 Days

Day: 13.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,454,329 km

• M1: 130,599 km (0.064 R)
• M2: 882,179 km (0.096 R)
• M3: 1,364,183 km (0.089 R)
• M4: 1,796,670 km (0.101 R)
• M5: 2,320,113 km (0.061 R)
• M6: 2,781,174 km (0.091 R)
• M7: 3,621,914 km (0.085 R)
• M8: 4,206,842 km (0.1 R)
• M9: 4,832,310 km (0.108 R)
• M10: 6,868,637 km (0.047 R)
• M11: 7,824,567 km (0.119 R)
• M12: 8,866,815 km (0.077 R)
• M13: 9,861,192 km (0.104 R)
• M14: 12,189,235 km (0.096 R)
• M15: 14,017,919 km (0.105 R)
• M16: 15,134,966 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.1

Radius: 9.1

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.46 AU - 3.98 AU

Year: 4707 Days

Day: 11.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,454,329 km

• M1: 130,898 km (0.113 R)
• M2: 650,003 km (0.094 R)
• M3: 1,154,746 km (0.117 R)
• M4: 1,616,854 km (0.114 R)
• M5: 1,999,675 km (0.1 R)
• M6: 2,587,744 km (0.114 R)
• M7: 2,967,872 km (0.12 R)
• M8: 3,755,056 km (0.117 R)
• M9: 4,290,467 km (0.097 R)
• M10: 6,858,314 km (0.117 R)
• M11: 7,487,224 km (0.112 R)
• M12: 8,299,241 km (0.062 R)
• M13: 12,048,613 km (0.119 R)
• M14: 13,463,808 km (0.049 R)
• M15: 14,185,319 km (0.034 R)
• M16: 14,555,574 km (0.047 R)
• M17: 15,315,531 km (0.062 R)
• M18: 16,216,260 km (0.098 R)
• M19: 17,331,063 km (0.071 R)
• M20: 20,041,776 km (0.108 R)
• M21: 23,241,376 km (0.108 R)
• M22: 24,657,020 km (0.063 R)
• M23: 26,686,166 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745

Radius: 9.3

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.94 AU - 4.5 AU

Year: 5687 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,454,329 km

• M1: 118,930 km (0.107 R)
• M2: 531,372 km (0.097 R)
• M3: 912,846 km (0.096 R)
• M4: 1,429,258 km (0.101 R)
• M5: 1,782,459 km (0.117 R)
• M6: 3,775,401 km (0.098 R)
• M7: 4,305,427 km (0.116 R)
• M8: 4,614,945 km (0.09 R)
• M9: 4,967,248 km (0.119 R)
• M10: 5,484,557 km (0.106 R)
• M11: 6,229,854 km (0.119 R)
• M12: 9,376,047 km (0.082 R)
• M13: 9,810,030 km (0.052 R)
• M14: 10,486,063 km (0.11 R)
• M15: 11,241,233 km (0.054 R)
• M16: 11,780,982 km (0.093 R)
• M17: 12,082,721 km (0.066 R)
• M18: 14,114,858 km (0.097 R)
• M19: 14,743,319 km (0.086 R)
• M20: 15,450,019 km (0.068 R)
• M21: 16,552,256 km (0.071 R)
• M22: 20,316,438 km (0.096 R)
• M23: 20,750,870 km (0.108 R)
• M24: 22,473,789 km (0.094 R)
• M25: 24,209,124 km (0.102 R)
• M26: 30,417,436 km (0.029 R)
• M27: 32,242,829 km (0.081 R)
• M28: 32,537,537 km (0.078 R)
• M29: 33,633,640 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 10.7

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4 AU - 5 AU

Year: 6262 Days

Day: 10.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,454,329 km

• M1: 133,142 km (0.081 R)
• M2: 479,162 km (0.112 R)
• M3: 1,709,156 km (0.075 R)
• M4: 3,257,494 km (0.118 R)
• M5: 5,011,080 km (0.115 R)
• M6: 5,615,455 km (0.042 R)
• M7: 8,372,544 km (0.04 R)
• M8: 8,771,073 km (0.065 R)
• M9: 10,267,201 km (0.057 R)
• M10: 11,926,840 km (0.09 R)
• M11: 14,769,947 km (0.106 R)
• M12: 15,235,197 km (0.078 R)
• M13: 15,770,308 km (0.053 R)
• M14: 17,258,658 km (0.082 R)
• M15: 18,703,324 km (0.081 R)
• M16: 20,369,545 km (0.076 R)
• M17: 22,588,680 km (0.063 R)
• M18: 24,395,822 km (0.106 R)
• M19: 25,875,794 km (0.058 R)
• M20: 26,297,361 km (0.095 R)
• M21: 28,563,769 km (0.115 R)
• M22: 31,528,200 km (0.094 R)
• M23: 31,912,667 km (0.115 R)
• M24: 32,985,882 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.4

Radius: 13.9

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.11 AU - 5.21 AU

Year: 6599 Days

Day: 10.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,454,329 km

• M1: 172,935 km (0.088 R)
• M2: 625,319 km (0.101 R)
• M3: 1,072,916 km (0.066 R)
• M4: 1,653,655 km (0.107 R)
• M5: 3,085,606 km (0.099 R)
• M6: 4,339,535 km (0.105 R)
• M7: 4,910,700 km (0.034 R)
• M8: 5,974,640 km (0.043 R)
• M9: 8,029,367 km (0.117 R)
• M10: 8,893,893 km (0.115 R)
• M11: 10,329,733 km (0.038 R)
• M12: 10,857,514 km (0.112 R)
• M13: 14,411,810 km (0.104 R)
• M14: 15,877,420 km (0.119 R)
• M15: 16,516,503 km (0.085 R)
• M16: 19,900,107 km (0.057 R)
• M17: 23,804,013 km (0.072 R)
• M18: 25,326,321 km (0.112 R)
• M19: 28,377,519 km (0.113 R)
• M20: 30,771,833 km (0.099 R)
• M21: 36,398,359 km (0.107 R)
• M22: 37,510,619 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.2

Radius: 7.7

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.84 AU - 9.36 AU

Year: 18008 Days

Day: 20.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,454,329 km

• M1: 100,530 km (0.053 R)
• M2: 1,691,952 km (0.072 R)
• M3: 2,298,571 km (0.097 R)
• M4: 3,042,222 km (0.053 R)
• M5: 3,342,166 km (0.061 R)
• M6: 5,605,881 km (0.071 R)
• M7: 6,504,815 km (0.119 R)
• M8: 8,152,336 km (0.062 R)
• M9: 8,808,173 km (0.105 R)
• M10: 9,938,235 km (0.054 R)
• M11: 11,249,909 km (0.061 R)
• M12: 18,140,088 km (0.074 R)
• M13: 21,351,506 km (0.088 R)
• M14: 24,549,160 km (0.098 R)
• M15: 25,073,650 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.7

Radius: 6.1

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 9.14 AU - 11.08 AU

Year: 21088 Days

Day: 18.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,454,329 km

• M1: 75,846 km (0.063 R)
• M2: 321,635 km (0.042 R)
• M3: 546,780 km (0.12 R)
• M4: 1,032,973 km (0.106 R)
• M5: 1,284,896 km (0.11 R)
• M6: 1,609,075 km (0.106 R)
• M7: 2,216,292 km (0.081 R)
• M8: 2,846,099 km (0.093 R)
• M9: 4,615,693 km (0.069 R)
• M10: 5,090,816 km (0.088 R)
• M11: 5,825,341 km (0.096 R)
• M12: 6,298,818 km (0.043 R)
• M13: 7,548,559 km (0.074 R)
• M14: 7,967,882 km (0.081 R)
• M15: 9,372,456 km (0.082 R)
• M16: 11,350,439 km (0.083 R)
• M17: 15,508,662 km (0.094 R)
• M18: 16,416,122 km (0.035 R)
• M19: 20,313,147 km (0.09 R)
• M20: 24,180,701 km (0.119 R)
• M21: 24,481,692 km (0.056 R)
• M22: 44,401,994 km (0.077 R)
• M23: 44,853,331 km (0.115 R)
• M24: 50,673,287 km (0.061 R)
• M25: 56,623,542 km (0.062 R)
• M26: 60,408,069 km (0.081 R)
• M27: 62,644,707 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.3

Radius: 7.6

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.28 AU - 12.78 AU

Year: 22416 Days

Day: 24.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 42,454,329 km

• M1: 94,845 km (0.083 R)
• M2: 560,842 km (0.087 R)
• M3: 934,388 km (0.051 R)
• M4: 1,172,548 km (0.07 R)
• M5: 1,794,127 km (0.088 R)
• M6: 2,168,421 km (0.112 R)
• M7: 3,582,271 km (0.079 R)
• M8: 4,079,833 km (0.094 R)
• M9: 4,985,648 km (0.053 R)
• M10: 6,541,616 km (0.063 R)
• M11: 6,999,834 km (0.101 R)
• M12: 8,083,072 km (0.117 R)
• M13: 8,556,998 km (0.117 R)
• M14: 8,828,219 km (0.088 R)
• M15: 9,161,374 km (0.116 R)
• M16: 10,090,526 km (0.062 R)
• M17: 12,067,462 km (0.106 R)
• M18: 13,913,799 km (0.053 R)
• M19: 14,671,512 km (0.108 R)
• M20: 16,186,490 km (0.087 R)
• M21: 25,128,403 km (0.049 R)
• M22: 26,824,394 km (0.066 R)
• M23: 29,325,072 km (0.112 R)
• M24: 30,821,649 km (0.102 R)
• M25: 31,203,573 km (0.081 R)
• M26: 38,043,636 km (0.094 R)
• M27: 46,818,150 km (0.067 R)
• M28: 48,515,038 km (0.11 R)
• M29: 50,076,840 km (0.072 R)
• M30: 51,671,853 km (0.115 R)
• M31: 59,172,091 km (0.117 R)
• M32: 60,555,124 km (0.097 R)
• M33: 61,959,698 km (0.117 R)
• M34: 79,345,215 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.4

Radius: 5.3

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 10.32 AU - 11.48 AU

Year: 23607 Days

Day: 19.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,454,329 km

• M1: 68,217 km (0.095 R)
• M2: 385,065 km (0.096 R)
• M3: 1,883,288 km (0.028 R)
• M4: 6,777,681 km (0.092 R)
• M5: 7,118,315 km (0.118 R)
• M6: 8,251,071 km (0.1 R)
• M7: 9,545,990 km (0.096 R)
• M8: 19,568,748 km (0.12 R)
• M9: 24,743,787 km (0.096 R)
• M10: 27,215,892 km (0.097 R)
• M11: 29,747,387 km (0.119 R)
• M12: 31,484,966 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 19,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit