🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.8

Radius: 13.8

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.99 AU - 1.51 AU

Year: 948 Days

Day: 13.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,942,437 km

• M1: 171,738 km (0.101 R)
• M2: 650,452 km (0.086 R)
• M3: 1,197,681 km (0.108 R)
• M4: 1,977,085 km (0.1 R)
• M5: 2,522,968 km (0.12 R)
• M6: 3,102,211 km (0.108 R)
• M7: 4,002,192 km (0.086 R)
• M8: 4,531,469 km (0.109 R)
• M9: 6,062,603 km (0.096 R)
• M10: 6,583,353 km (0.081 R)
• M11: 7,865,407 km (0.047 R)
• M12: 8,459,760 km (0.078 R)
• M13: 9,307,980 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.2

Radius: 11.2

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.05 AU - 1.69 AU

Year: 1088 Days

Day: 10.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,942,437 km

• M1: 141,220 km (0.118 R)
• M2: 495,618 km (0.077 R)
• M3: 851,511 km (0.043 R)
• M4: 1,652,907 km (0.04 R)
• M5: 2,805,259 km (0.088 R)
• M6: 3,197,056 km (0.116 R)
• M7: 3,983,043 km (0.072 R)
• M8: 4,598,339 km (0.067 R)
• M9: 5,018,859 km (0.106 R)
• M10: 5,917,344 km (0.048 R)
• M11: 6,763,619 km (0.073 R)
• M12: 7,908,342 km (0.065 R)
• M13: 8,565,974 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.6

Radius: 12.2

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.59 AU - 2.89 AU

Year: 3076 Days

Day: 7 Hours

Environment

Temp: -217 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,942,437 km

• M1: 151,692 km (0.104 R)
• M2: 746,793 km (0.093 R)
• M3: 1,281,156 km (0.102 R)
• M4: 1,718,880 km (0.074 R)
• M5: 2,132,966 km (0.117 R)
• M6: 2,536,731 km (0.112 R)
• M7: 3,520,935 km (0.115 R)
• M8: 4,580,388 km (0.046 R)
• M9: 5,545,892 km (0.088 R)
• M10: 6,319,313 km (0.104 R)
• M11: 6,792,791 km (0.081 R)
• M12: 7,226,475 km (0.096 R)
• M13: 8,149,643 km (0.105 R)
• M14: 8,855,895 km (0.09 R)
• M15: 9,991,642 km (0.111 R)
• M16: 10,635,810 km (0.094 R)
• M17: 11,873,882 km (0.033 R)
• M18: 13,253,324 km (0.063 R)
• M19: 15,046,703 km (0.078 R)
• M20: 16,164,648 km (0.099 R)
• M21: 19,976,851 km (0.101 R)
• M22: 21,195,625 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.5

Radius: 13.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.64 AU - 4.84 AU

Year: 6999 Days

Day: 11 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,942,437 km

• M1: 166,652 km (0.069 R)
• M2: 1,188,854 km (0.119 R)
• M3: 1,762,712 km (0.044 R)
• M4: 2,398,802 km (0.094 R)
• M5: 2,963,534 km (0.083 R)
• M6: 4,733,725 km (0.081 R)
• M7: 5,477,676 km (0.115 R)
• M8: 5,941,429 km (0.104 R)
• M9: 6,498,831 km (0.085 R)
• M10: 11,683,145 km (0.071 R)
• M11: 14,216,136 km (0.099 R)
• M12: 14,798,969 km (0.09 R)
• M13: 16,012,657 km (0.083 R)
• M14: 17,095,596 km (0.101 R)
• M15: 17,822,043 km (0.106 R)
• M16: 18,294,922 km (0.1 R)
• M17: 21,310,516 km (0.086 R)
• M18: 21,766,789 km (0.047 R)
• M19: 22,229,645 km (0.062 R)
• M20: 25,485,344 km (0.062 R)
• M21: 25,999,661 km (0.087 R)
• M22: 27,315,973 km (0.088 R)
• M23: 32,025,164 km (0.071 R)
• M24: 33,639,624 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.1

Radius: 3.5

Gravity: 81.31 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.61 AU - 8.79 AU

Year: 13104 Days

Day: 16.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 46,942,437 km

• M1: 83,476 km (0.077 R)
• M2: 241,601 km (0.088 R)
• M3: 428,897 km (0.106 R)
• M4: 555,606 km (0.098 R)
• M5: 793,617 km (0.043 R)
• M6: 1,172,548 km (0.084 R)
• M7: 1,365,679 km (0.101 R)
• M8: 2,665,834 km (0.1 R)
• M9: 2,877,814 km (0.069 R)
• M10: 3,100,715 km (0.075 R)
• M11: 3,898,371 km (0.08 R)
• M12: 4,265,185 km (0.106 R)
• M13: 4,621,377 km (0.104 R)
• M14: 4,755,567 km (0.041 R)
• M15: 5,654,949 km (0.085 R)
• M16: 6,619,556 km (0.101 R)
• M17: 8,363,119 km (0.074 R)
• M18: 8,562,683 km (0.057 R)
• M19: 10,447,616 km (0.079 R)
• M20: 10,563,106 km (0.078 R)
• M21: 11,889,141 km (0.108 R)
• M22: 12,205,241 km (0.064 R)
• M23: 13,732,037 km (0.073 R)
• M24: 14,721,178 km (0.078 R)
• M25: 14,866,288 km (0.03 R)
• M26: 19,676,010 km (0.051 R)
• M27: 20,029,210 km (0.119 R)
• M28: 20,386,599 km (0.076 R)
• M29: 21,206,246 km (0.074 R)
• M30: 22,717,334 km (0.103 R)
• M31: 25,741,306 km (0.099 R)
• M32: 27,022,312 km (0.09 R)
• M33: 27,568,494 km (0.09 R)
• M34: 33,190,681 km (0.096 R)
• M35: 37,334,991 km (0.066 R)
• M36: 41,665,999 km (0.09 R)
• M37: 42,688,351 km (0.096 R)
• M38: 44,027,102 km (0.1 R)
• M39: 45,547,166 km (0.116 R)
• M40: 49,013,648 km (0.066 R)
• M41: 53,503,080 km (0.048 R)
• M42: 55,408,059 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364

Radius: 4.7

Gravity: 16.48 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6 AU - 8.54 AU

Year: 13295 Days

Day: 16 Hours

Environment

Temp: -234 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,942,437 km

• M1: 66,272 km (0.092 R)
• M2: 229,633 km (0.11 R)
• M3: 739,462 km (0.07 R)
• M4: 1,166,714 km (0.032 R)
• M5: 1,388,717 km (0.101 R)
• M6: 2,245,913 km (0.116 R)
• M7: 2,530,897 km (0.086 R)
• M8: 6,132,466 km (0.104 R)
• M9: 6,388,128 km (0.091 R)
• M10: 9,158,830 km (0.086 R)
• M11: 10,134,807 km (0.083 R)
• M12: 11,725,930 km (0.108 R)
• M13: 12,639,075 km (0.064 R)
• M14: 12,993,473 km (0.094 R)
• M15: 18,447,362 km (0.119 R)
• M16: 18,750,597 km (0.068 R)
• M17: 20,884,012 km (0.065 R)
• M18: 27,255,535 km (0.11 R)
• M19: 27,747,712 km (0.072 R)
• M20: 31,038,267 km (0.106 R)
• M21: 35,272,485 km (0.115 R)
• M22: 35,856,814 km (0.095 R)
• M23: 37,769,872 km (0.066 R)
• M24: 44,320,464 km (0.101 R)
• M25: 45,687,938 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 14,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit