🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.9

Radius: 9.8

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.73 AU - 0.99 AU

Year: 551 Days

Day: 7.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,461,932 km

• M1: 121,922 km (0.03 R)
• M2: 456,573 km (0.078 R)
• M3: 946,057 km (0.1 R)
• M4: 1,300,305 km (0.114 R)
• M5: 1,776,774 km (0.111 R)
• M6: 2,103,346 km (0.12 R)
• M7: 2,449,366 km (0.112 R)
• M8: 2,903,395 km (0.112 R)
• M9: 3,283,374 km (0.107 R)
• M10: 3,627,449 km (0.102 R)
• M11: 4,189,040 km (0.114 R)
• M12: 5,009,883 km (0.114 R)
• M13: 5,540,806 km (0.069 R)
• M14: 5,896,101 km (0.116 R)
• M15: 6,266,655 km (0.107 R)
• M16: 7,054,587 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.7

Radius: 9.6

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.76 AU - 3.46 AU

Year: 3786 Days

Day: 8.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,461,932 km

• M1: 119,379 km (0.068 R)
• M2: 525,687 km (0.083 R)
• M3: 831,914 km (0.117 R)
• M4: 1,345,034 km (0.1 R)
• M5: 1,816,118 km (0.086 R)
• M6: 2,215,844 km (0.084 R)
• M7: 3,590,050 km (0.065 R)
• M8: 4,245,438 km (0.112 R)
• M9: 6,247,057 km (0.087 R)
• M10: 6,810,742 km (0.109 R)
• M11: 7,438,605 km (0.096 R)
• M12: 8,137,227 km (0.058 R)
• M13: 9,018,508 km (0.071 R)
• M14: 9,410,005 km (0.117 R)
• M15: 10,303,703 km (0.088 R)
• M16: 11,623,605 km (0.11 R)
• M17: 12,259,396 km (0.085 R)
• M18: 15,486,970 km (0.085 R)
• M19: 16,571,854 km (0.089 R)
• M20: 19,593,731 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.4

Radius: 9.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.45 AU - 4.67 AU

Year: 5647 Days

Day: 10.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,461,932 km

• M1: 116,836 km (0.091 R)
• M2: 465,399 km (0.117 R)
• M3: 1,054,665 km (0.119 R)
• M4: 1,357,002 km (0.108 R)
• M5: 1,941,930 km (0.091 R)
• M6: 2,300,366 km (0.115 R)
• M7: 3,170,577 km (0.118 R)
• M8: 3,877,427 km (0.114 R)
• M9: 5,180,724 km (0.117 R)
• M10: 5,494,431 km (0.1 R)
• M11: 6,218,035 km (0.098 R)
• M12: 6,693,906 km (0.09 R)
• M13: 7,453,265 km (0.117 R)
• M14: 7,887,997 km (0.089 R)
• M15: 8,771,671 km (0.107 R)
• M16: 9,180,821 km (0.113 R)
• M17: 10,609,481 km (0.115 R)
• M18: 12,643,713 km (0.078 R)
• M19: 15,135,714 km (0.092 R)
• M20: 16,107,951 km (0.073 R)
• M21: 17,526,438 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.6

Radius: 14.5

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.22 AU - 5.14 AU

Year: 5899 Days

Day: 14.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,461,932 km

• M1: 180,265 km (0.075 R)
• M2: 777,011 km (0.107 R)
• M3: 1,393,055 km (0.049 R)
• M4: 2,347,939 km (0.115 R)
• M5: 4,571,561 km (0.073 R)
• M6: 5,417,537 km (0.109 R)
• M7: 6,879,856 km (0.099 R)
• M8: 9,050,671 km (0.079 R)
• M9: 9,926,866 km (0.11 R)
• M10: 12,157,071 km (0.088 R)
• M11: 13,389,608 km (0.086 R)
• M12: 16,165,247 km (0.071 R)
• M13: 16,996,412 km (0.084 R)
• M14: 18,536,373 km (0.108 R)
• M15: 19,023,015 km (0.076 R)
• M16: 20,313,895 km (0.113 R)
• M17: 25,549,521 km (0.117 R)
• M18: 31,919,398 km (0.062 R)
• M19: 35,736,538 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474

Radius: 14.8

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.82 AU - 5.74 AU

Year: 8375 Days

Day: 9.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,461,932 km

• M1: 184,604 km (0.082 R)
• M2: 683,064 km (0.117 R)
• M3: 1,289,982 km (0.104 R)
• M4: 2,176,649 km (0.092 R)
• M5: 2,882,601 km (0.065 R)
• M6: 3,398,864 km (0.104 R)
• M7: 4,150,743 km (0.081 R)
• M8: 5,040,251 km (0.118 R)
• M9: 6,086,389 km (0.092 R)
• M10: 7,089,293 km (0.112 R)
• M11: 8,567,320 km (0.106 R)
• M12: 10,525,557 km (0.108 R)
• M13: 11,207,274 km (0.105 R)
• M14: 14,409,267 km (0.041 R)
• M15: 15,128,384 km (0.106 R)
• M16: 16,638,574 km (0.103 R)
• M17: 19,160,645 km (0.111 R)
• M18: 20,326,611 km (0.066 R)
• M19: 25,815,357 km (0.081 R)
• M20: 26,431,251 km (0.099 R)
• M21: 27,967,771 km (0.105 R)
• M22: 30,823,295 km (0.052 R)
• M23: 33,659,222 km (0.107 R)
• M24: 34,500,411 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.3

Radius: 6.9

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.79 AU - 6.45 AU

Year: 9196 Days

Day: 21.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,461,932 km

• M1: 86,168 km (0.109 R)
• M2: 325,675 km (0.098 R)
• M3: 762,052 km (0.11 R)
• M4: 1,164,919 km (0.081 R)
• M5: 1,482,365 km (0.062 R)
• M6: 1,771,388 km (0.111 R)
• M7: 1,989,652 km (0.073 R)
• M8: 2,481,230 km (0.075 R)
• M9: 3,366,999 km (0.12 R)
• M10: 4,164,506 km (0.116 R)
• M11: 4,882,725 km (0.118 R)
• M12: 6,596,967 km (0.069 R)
• M13: 6,946,876 km (0.09 R)
• M14: 7,684,095 km (0.041 R)
• M15: 9,487,647 km (0.107 R)
• M16: 9,798,661 km (0.099 R)
• M17: 11,707,380 km (0.115 R)
• M18: 12,695,623 km (0.063 R)
• M19: 15,868,594 km (0.102 R)
• M20: 23,563,909 km (0.104 R)
• M21: 24,464,787 km (0.107 R)
• M22: 25,388,404 km (0.109 R)
• M23: 27,038,020 km (0.054 R)
• M24: 28,573,492 km (0.119 R)
• M25: 28,850,398 km (0.104 R)
• M26: 31,521,468 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.8

Radius: 6.2

Gravity: 22.26 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.74 AU - 6.92 AU

Year: 12321 Days

Day: 22.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,461,932 km

• M1: 77,043 km (0.107 R)
• M2: 1,059,602 km (0.115 R)
• M3: 1,613,862 km (0.109 R)
• M4: 2,284,958 km (0.116 R)
• M5: 3,252,108 km (0.086 R)
• M6: 3,619,221 km (0.117 R)
• M7: 4,281,641 km (0.109 R)
• M8: 4,593,851 km (0.088 R)
• M9: 5,769,840 km (0.042 R)
• M10: 6,427,622 km (0.112 R)
• M11: 8,170,737 km (0.083 R)
• M12: 12,185,046 km (0.075 R)
• M13: 12,876,188 km (0.102 R)
• M14: 14,823,204 km (0.086 R)
• M15: 15,249,259 km (0.104 R)
• M16: 15,683,392 km (0.116 R)
• M17: 17,898,787 km (0.107 R)
• M18: 18,219,824 km (0.103 R)
• M19: 19,290,047 km (0.03 R)
• M20: 21,195,625 km (0.092 R)
• M21: 22,101,889 km (0.077 R)
• M22: 22,378,645 km (0.111 R)
• M23: 23,894,370 km (0.105 R)
• M24: 24,578,631 km (0.115 R)
• M25: 27,234,442 km (0.046 R)
• M26: 33,470,728 km (0.065 R)
• M27: 34,698,329 km (0.117 R)
• M28: 36,467,024 km (0.108 R)
• M29: 42,132,146 km (0.074 R)
• M30: 42,557,901 km (0.114 R)
• M31: 47,279,360 km (0.107 R)
• M32: 48,356,764 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.6

Radius: 4

Gravity: 16.6 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.43 AU - 11.45 AU

Year: 21632 Days

Day: 22.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,461,932 km

• M1: 49,966 km (0.116 R)
• M2: 284,535 km (0.118 R)
• M3: 531,222 km (0.107 R)
• M4: 1,264,551 km (0.095 R)
• M5: 2,036,476 km (0.039 R)
• M6: 2,226,166 km (0.083 R)
• M7: 2,386,385 km (0.112 R)
• M8: 3,595,286 km (0.075 R)
• M9: 7,843,865 km (0.072 R)
• M10: 8,647,954 km (0.102 R)
• M11: 9,401,777 km (0.077 R)
• M12: 10,307,892 km (0.109 R)
• M13: 11,564,963 km (0.063 R)
• M14: 17,696,680 km (0.115 R)
• M15: 27,876,067 km (0.115 R)
• M16: 29,621,575 km (0.087 R)
• M17: 52,052,729 km (0.044 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 14,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit