🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 8.6

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.55 AU - 0.69 AU

Year: 326 Days

Day: 11.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,484,706 km

• M1: 106,962 km (0.085 R)
• M2: 383,419 km (0.079 R)
• M3: 667,356 km (0.101 R)
• M4: 1,030,131 km (0.116 R)
• M5: 1,368,671 km (0.067 R)
• M6: 2,450,264 km (0.11 R)
• M7: 2,867,941 km (0.094 R)
• M8: 3,211,866 km (0.106 R)
• M9: 3,749,222 km (0.12 R)
• M10: 4,071,456 km (0.081 R)
• M11: 4,631,400 km (0.118 R)
• M12: 4,915,487 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.4

Radius: 12

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.72 AU - 1.14 AU

Year: 598 Days

Day: 9.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,484,706 km

• M1: 149,448 km (0.106 R)
• M2: 524,939 km (0.09 R)
• M3: 1,236,576 km (0.076 R)
• M4: 1,663,080 km (0.091 R)
• M5: 2,040,665 km (0.057 R)
• M6: 2,497,237 km (0.104 R)
• M7: 2,962,636 km (0.102 R)
• M8: 3,797,841 km (0.112 R)
• M9: 4,432,585 km (0.119 R)
• M10: 4,916,534 km (0.051 R)
• M11: 5,381,933 km (0.114 R)
• M12: 5,952,649 km (0.119 R)
• M13: 7,086,152 km (0.11 R)
• M14: 7,479,445 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.5

Radius: 10.2

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.62 AU - 4.46 AU

Year: 5415 Days

Day: 8.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,484,706 km

• M1: 126,859 km (0.107 R)
• M2: 489,335 km (0.119 R)
• M3: 1,004,101 km (0.052 R)
• M4: 1,384,528 km (0.101 R)
• M5: 1,749,697 km (0.099 R)
• M6: 2,084,946 km (0.059 R)
• M7: 2,428,721 km (0.092 R)
• M8: 2,753,798 km (0.11 R)
• M9: 3,149,185 km (0.1 R)
• M10: 3,957,312 km (0.105 R)
• M11: 5,272,278 km (0.107 R)
• M12: 6,308,991 km (0.078 R)
• M13: 7,513,852 km (0.096 R)
• M14: 8,290,864 km (0.099 R)
• M15: 8,865,918 km (0.1 R)
• M16: 9,688,856 km (0.078 R)
• M17: 10,187,914 km (0.11 R)
• M18: 12,569,811 km (0.073 R)
• M19: 13,720,219 km (0.073 R)
• M20: 14,292,132 km (0.116 R)
• M21: 16,356,134 km (0.061 R)
• M22: 18,542,357 km (0.081 R)
• M23: 20,991,573 km (0.107 R)
• M24: 21,369,009 km (0.106 R)
• M25: 24,889,346 km (0.057 R)
• M26: 28,225,977 km (0.096 R)
• M27: 28,593,688 km (0.076 R)
• M28: 30,770,337 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886

Radius: 5.7

Gravity: 27.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.04 AU - 9.22 AU

Year: 15458 Days

Day: 22.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,484,706 km

• M1: 70,909 km (0.112 R)
• M2: 292,464 km (0.077 R)
• M3: 596,148 km (0.101 R)
• M4: 1,047,185 km (0.039 R)
• M5: 1,935,348 km (0.12 R)
• M6: 2,169,020 km (0.068 R)
• M7: 2,356,466 km (0.113 R)
• M8: 2,623,348 km (0.071 R)
• M9: 2,960,093 km (0.116 R)
• M10: 3,838,083 km (0.095 R)
• M11: 7,038,879 km (0.102 R)
• M12: 7,784,774 km (0.068 R)
• M13: 9,542,848 km (0.099 R)
• M14: 10,692,059 km (0.094 R)
• M15: 12,385,956 km (0.063 R)
• M16: 13,056,453 km (0.098 R)
• M17: 14,469,256 km (0.12 R)
• M18: 14,763,515 km (0.098 R)
• M19: 16,295,546 km (0.109 R)
• M20: 18,099,697 km (0.087 R)
• M21: 18,355,659 km (0.116 R)
• M22: 21,237,811 km (0.059 R)
• M23: 25,141,119 km (0.073 R)
• M24: 26,213,885 km (0.106 R)
• M25: 28,450,373 km (0.062 R)
• M26: 31,420,789 km (0.077 R)
• M27: 32,163,243 km (0.112 R)
• M28: 34,722,713 km (0.102 R)
• M29: 34,985,856 km (0.086 R)
• M30: 36,051,890 km (0.092 R)
• M31: 36,729,120 km (0.089 R)
• M32: 40,678,653 km (0.049 R)
• M33: 40,971,266 km (0.08 R)
• M34: 47,280,856 km (0.096 R)
• M35: 51,259,112 km (0.062 R)
• M36: 52,287,448 km (0.106 R)
• M37: 53,329,397 km (0.101 R)
• M38: 63,534,066 km (0.039 R)
• M39: 65,719,990 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.6

Radius: 4.8

Gravity: 31.23 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.64 AU - 10.46 AU

Year: 18155 Days

Day: 23 Hours

Environment

Temp: -244 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,484,706 km

• M1: 77,791 km (0.079 R)
• M2: 334,800 km (0.085 R)
• M3: 740,360 km (0.041 R)
• M4: 907,161 km (0.077 R)
• M5: 1,996,533 km (0.073 R)
• M6: 3,273,949 km (0.065 R)
• M7: 4,593,403 km (0.063 R)
• M8: 4,980,712 km (0.063 R)
• M9: 5,275,868 km (0.115 R)
• M10: 6,795,184 km (0.077 R)
• M11: 7,112,332 km (0.114 R)
• M12: 8,274,857 km (0.084 R)
• M13: 8,636,435 km (0.061 R)
• M14: 14,714,895 km (0.042 R)
• M15: 14,865,241 km (0.072 R)
• M16: 16,996,113 km (0.094 R)
• M17: 17,411,846 km (0.106 R)
• M18: 17,664,517 km (0.113 R)
• M19: 17,919,581 km (0.098 R)
• M20: 18,177,188 km (0.112 R)
• M21: 24,278,687 km (0.029 R)
• M22: 26,102,435 km (0.082 R)
• M23: 27,443,430 km (0.065 R)
• M24: 30,262,004 km (0.09 R)
• M25: 31,992,103 km (0.112 R)
• M26: 32,625,650 km (0.101 R)
• M27: 35,919,496 km (0.096 R)
• M28: 43,312,473 km (0.118 R)
• M29: 47,280,706 km (0.059 R)
• M30: 54,841,083 km (0.099 R)
• M31: 64,365,082 km (0.083 R)
• M32: 67,630,804 km (0.054 R)
• M33: 69,304,355 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.8

Radius: 3.1

Gravity: 97.59 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.79 AU - 9.83 AU

Year: 18943 Days

Day: 22 Hours

Environment

Temp: -234 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 81,484,706 km

• M1: 38,596 km (0.103 R)
• M2: 341,831 km (0.074 R)
• M3: 614,997 km (0.105 R)
• M4: 814,560 km (0.105 R)
• M5: 929,601 km (0.114 R)
• M6: 1,713,943 km (0.118 R)
• M7: 2,464,924 km (0.117 R)
• M8: 2,633,072 km (0.083 R)
• M9: 3,560,579 km (0.107 R)
• M10: 3,806,967 km (0.104 R)
• M11: 4,031,663 km (0.094 R)
• M12: 6,072,776 km (0.079 R)
• M13: 6,835,576 km (0.103 R)
• M14: 8,822,534 km (0.051 R)
• M15: 9,620,639 km (0.119 R)
• M16: 11,490,463 km (0.03 R)
• M17: 12,792,264 km (0.082 R)
• M18: 14,113,213 km (0.11 R)
• M19: 16,260,690 km (0.099 R)
• M20: 16,427,941 km (0.106 R)
• M21: 19,543,466 km (0.037 R)
• M22: 25,647,807 km (0.028 R)
• M23: 27,144,833 km (0.12 R)
• M24: 28,577,532 km (0.062 R)
• M25: 32,642,704 km (0.088 R)
• M26: 34,951,299 km (0.111 R)
• M27: 36,644,896 km (0.066 R)
• M28: 37,511,965 km (0.094 R)
• M29: 37,950,437 km (0.102 R)
• M30: 40,653,969 km (0.086 R)
• M31: 43,162,277 km (0.116 R)
• M32: 45,771,862 km (0.11 R)
• M33: 46,272,566 km (0.068 R)
• M34: 52,751,650 km (0.109 R)
• M35: 56,111,469 km (0.101 R)
• M36: 57,843,513 km (0.075 R)
• M37: 61,819,525 km (0.063 R)
• M38: 62,431,231 km (0.109 R)
• M39: 69,648,131 km (0.11 R)
• M40: 77,874,368 km (0.109 R)
• M41: 79,065,616 km (0.098 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 13,715 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit