🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.9

Radius: 8.6

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.28 AU - 1.62 AU

Year: 1205 Days

Day: 10.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,576,322 km

• M1: 108,758 km (0.057 R)
• M2: 453,132 km (0.104 R)
• M3: 958,922 km (0.117 R)
• M4: 1,271,582 km (0.094 R)
• M5: 1,548,488 km (0.113 R)
• M6: 2,501,426 km (0.1 R)
• M7: 5,165,315 km (0.119 R)
• M8: 5,464,810 km (0.111 R)
• M9: 5,754,731 km (0.077 R)
• M10: 6,524,861 km (0.061 R)
• M11: 7,793,600 km (0.063 R)
• M12: 9,190,545 km (0.047 R)
• M13: 9,542,100 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.9

Radius: 10.7

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.64 AU - 1.9 AU

Year: 1625 Days

Day: 5.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,576,322 km

• M1: 133,142 km (0.114 R)
• M2: 694,583 km (0.101 R)
• M3: 1,057,507 km (0.1 R)
• M4: 1,487,601 km (0.107 R)
• M5: 1,925,325 km (0.071 R)
• M6: 2,461,035 km (0.11 R)
• M7: 3,005,870 km (0.09 R)
• M8: 3,338,725 km (0.079 R)
• M9: 3,954,919 km (0.098 R)
• M10: 5,636,399 km (0.08 R)
• M11: 6,122,293 km (0.117 R)
• M12: 7,285,117 km (0.095 R)
• M13: 7,694,566 km (0.046 R)
• M14: 8,206,042 km (0.042 R)
• M15: 9,328,774 km (0.119 R)
• M16: 10,969,713 km (0.09 R)
• M17: 12,755,911 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.9

Radius: 12.5

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.14 AU - 2.26 AU

Year: 2252 Days

Day: 13.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,576,322 km

• M1: 155,432 km (0.097 R)
• M2: 820,844 km (0.056 R)
• M3: 1,372,261 km (0.119 R)
• M4: 2,553,037 km (0.064 R)
• M5: 3,702,846 km (0.069 R)
• M6: 4,788,777 km (0.089 R)
• M7: 5,872,165 km (0.12 R)
• M8: 6,499,130 km (0.03 R)
• M9: 7,493,058 km (0.1 R)
• M10: 8,231,473 km (0.097 R)
• M11: 8,916,781 km (0.112 R)
• M12: 9,853,563 km (0.109 R)
• M13: 10,253,588 km (0.108 R)
• M14: 11,599,221 km (0.09 R)
• M15: 13,277,559 km (0.111 R)
• M16: 14,638,600 km (0.087 R)
• M17: 15,064,506 km (0.087 R)
• M18: 16,748,978 km (0.031 R)
• M19: 18,119,444 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.6

Radius: 10.5

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.98 AU - 4.26 AU

Year: 4754 Days

Day: 12.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,576,322 km

• M1: 130,898 km (0.105 R)
• M2: 495,468 km (0.102 R)
• M3: 933,790 km (0.07 R)
• M4: 1,340,247 km (0.06 R)
• M5: 1,757,625 km (0.04 R)
• M6: 2,199,089 km (0.112 R)
• M7: 2,591,185 km (0.058 R)
• M8: 3,411,879 km (0.04 R)
• M9: 3,940,707 km (0.099 R)
• M10: 4,397,429 km (0.069 R)
• M11: 4,756,464 km (0.108 R)
• M12: 5,134,947 km (0.066 R)
• M13: 5,770,588 km (0.084 R)
• M14: 6,233,594 km (0.111 R)
• M15: 6,754,493 km (0.061 R)
• M16: 8,222,946 km (0.05 R)
• M17: 9,011,925 km (0.091 R)
• M18: 10,289,042 km (0.081 R)
• M19: 12,425,450 km (0.107 R)
• M20: 15,360,709 km (0.057 R)
• M21: 17,942,021 km (0.112 R)
• M22: 19,403,442 km (0.091 R)
• M23: 20,303,423 km (0.109 R)
• M24: 23,868,789 km (0.112 R)
• M25: 25,307,173 km (0.08 R)
• M26: 28,708,879 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.8

Radius: 7

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.75 AU - 7.09 AU

Year: 11228 Days

Day: 20.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,576,322 km

• M1: 91,703 km (0.113 R)
• M2: 357,988 km (0.107 R)
• M3: 576,401 km (0.098 R)
• M4: 1,337,106 km (0.078 R)
• M5: 1,738,626 km (0.077 R)
• M6: 2,112,172 km (0.097 R)
• M7: 2,346,443 km (0.074 R)
• M8: 2,658,504 km (0.095 R)
• M9: 3,271,556 km (0.046 R)
• M10: 3,790,361 km (0.1 R)
• M11: 4,959,768 km (0.119 R)
• M12: 5,213,486 km (0.105 R)
• M13: 8,471,428 km (0.111 R)
• M14: 9,543,447 km (0.11 R)
• M15: 12,238,602 km (0.068 R)
• M16: 14,357,057 km (0.05 R)
• M17: 14,678,543 km (0.064 R)
• M18: 18,012,631 km (0.107 R)
• M19: 19,539,576 km (0.111 R)
• M20: 20,496,105 km (0.045 R)
• M21: 20,821,780 km (0.088 R)
• M22: 21,233,772 km (0.071 R)
• M23: 22,502,213 km (0.108 R)
• M24: 23,375,415 km (0.08 R)
• M25: 23,910,078 km (0.117 R)
• M26: 25,375,688 km (0.119 R)
• M27: 27,883,547 km (0.115 R)
• M28: 28,484,931 km (0.058 R)
• M29: 29,817,399 km (0.095 R)
• M30: 30,235,674 km (0.057 R)
• M31: 31,839,064 km (0.111 R)
• M32: 32,606,202 km (0.093 R)
• M33: 33,050,209 km (0.11 R)
• M34: 37,835,695 km (0.082 R)
• M35: 42,665,462 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.8

Radius: 7

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.17 AU - 11.05 AU

Year: 20563 Days

Day: 21.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,576,322 km

• M1: 108,608 km (0.109 R)
• M2: 381,175 km (0.111 R)
• M3: 618,886 km (0.116 R)
• M4: 1,333,515 km (0.067 R)
• M5: 1,700,778 km (0.099 R)
• M6: 1,926,970 km (0.071 R)
• M7: 2,706,674 km (0.094 R)
• M8: 2,967,723 km (0.065 R)
• M9: 3,485,630 km (0.06 R)
• M10: 3,912,284 km (0.093 R)
• M11: 4,373,344 km (0.099 R)
• M12: 5,627,722 km (0.106 R)
• M13: 8,980,211 km (0.067 R)
• M14: 11,465,181 km (0.117 R)
• M15: 12,930,941 km (0.111 R)
• M16: 15,770,608 km (0.096 R)
• M17: 19,086,594 km (0.095 R)
• M18: 19,346,146 km (0.068 R)
• M19: 20,770,019 km (0.098 R)
• M20: 24,025,119 km (0.1 R)
• M21: 26,410,307 km (0.105 R)
• M22: 26,949,009 km (0.069 R)
• M23: 32,498,641 km (0.039 R)
• M24: 41,163,350 km (0.091 R)
• M25: 41,741,845 km (0.086 R)
• M26: 43,211,943 km (0.066 R)
• M27: 47,194,987 km (0.102 R)
• M28: 53,790,009 km (0.073 R)
• M29: 58,208,980 km (0.077 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 18,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit