🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.8

Radius: 8.6

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.58 AU - 0.92 AU

Year: 448 Days

Day: 7.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,070,358 km

• M1: 106,962 km (0.045 R)
• M2: 497,712 km (0.088 R)
• M3: 783,743 km (0.095 R)
• M4: 1,178,382 km (0.108 R)
• M5: 1,773,333 km (0.119 R)
• M6: 2,615,120 km (0.051 R)
• M7: 3,404,997 km (0.106 R)
• M8: 3,733,963 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.2

Radius: 12.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.75 AU - 0.89 AU

Year: 513 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 57.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,070,358 km

• M1: 163,959 km (0.058 R)
• M2: 634,445 km (0.082 R)
• M3: 1,078,002 km (0.108 R)
• M4: 1,495,231 km (0.114 R)
• M5: 1,946,268 km (0.088 R)
• M6: 2,621,703 km (0.094 R)
• M7: 3,179,254 km (0.081 R)
• M8: 4,021,939 km (0.096 R)
• M9: 4,458,765 km (0.063 R)
• M10: 5,123,727 km (0.115 R)
• M11: 5,550,380 km (0.098 R)
• M12: 6,112,569 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.5

Radius: 9.4

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.16 AU - 1.22 AU

Year: 896 Days

Day: 12.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,070,358 km

• M1: 116,836 km (0.103 R)
• M2: 458,667 km (0.115 R)
• M3: 1,066,184 km (0.107 R)
• M4: 1,468,602 km (0.116 R)
• M5: 3,035,490 km (0.082 R)
• M6: 3,476,505 km (0.102 R)
• M7: 4,108,257 km (0.032 R)
• M8: 4,415,830 km (0.063 R)
• M9: 4,875,544 km (0.096 R)
• M10: 5,532,279 km (0.083 R)
• M11: 5,925,871 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.5

Radius: 11.4

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.38 AU - 3.74 AU

Year: 3695 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,070,358 km

• M1: 141,819 km (0.077 R)
• M2: 496,815 km (0.101 R)
• M3: 935,585 km (0.068 R)
• M4: 1,335,011 km (0.054 R)
• M5: 1,950,158 km (0.12 R)
• M6: 2,510,402 km (0.114 R)
• M7: 2,879,609 km (0.116 R)
• M8: 3,629,244 km (0.066 R)
• M9: 4,368,258 km (0.09 R)
• M10: 5,179,527 km (0.069 R)
• M11: 5,893,259 km (0.073 R)
• M12: 6,671,317 km (0.077 R)
• M13: 8,118,676 km (0.098 R)
• M14: 9,882,884 km (0.094 R)
• M15: 10,401,690 km (0.107 R)
• M16: 12,430,985 km (0.099 R)
• M17: 13,611,910 km (0.112 R)
• M18: 14,609,279 km (0.116 R)
• M19: 17,087,518 km (0.105 R)
• M20: 18,307,189 km (0.097 R)
• M21: 18,907,974 km (0.056 R)
• M22: 20,085,609 km (0.054 R)
• M23: 21,114,842 km (0.032 R)
• M24: 21,642,474 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.3

Radius: 14.6

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.68 AU - 3.6 AU

Year: 3841 Days

Day: 14.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,070,358 km

• M1: 195,973 km (0.064 R)
• M2: 653,593 km (0.11 R)
• M3: 1,197,980 km (0.047 R)
• M4: 2,326,097 km (0.08 R)
• M5: 2,983,430 km (0.1 R)
• M6: 4,181,260 km (0.091 R)
• M7: 4,948,548 km (0.112 R)
• M8: 5,428,009 km (0.118 R)
• M9: 6,124,986 km (0.045 R)
• M10: 7,116,820 km (0.115 R)
• M11: 7,889,044 km (0.063 R)
• M12: 8,750,877 km (0.028 R)
• M13: 9,491,985 km (0.074 R)
• M14: 10,009,145 km (0.034 R)
• M15: 11,221,635 km (0.12 R)
• M16: 12,529,869 km (0.088 R)
• M17: 13,017,857 km (0.091 R)
• M18: 13,984,858 km (0.101 R)
• M19: 15,448,673 km (0.116 R)
• M20: 16,010,263 km (0.091 R)
• M21: 16,744,789 km (0.096 R)
• M22: 18,852,024 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.1

Radius: 14.3

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.73 AU - 4.01 AU

Year: 4270 Days

Day: 11.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,070,358 km

• M1: 178,021 km (0.06 R)
• M2: 781,350 km (0.07 R)
• M3: 1,266,346 km (0.085 R)
• M4: 2,271,494 km (0.114 R)
• M5: 3,499,244 km (0.118 R)
• M6: 4,052,756 km (0.093 R)
• M7: 4,882,276 km (0.101 R)
• M8: 7,422,298 km (0.063 R)
• M9: 8,520,945 km (0.08 R)
• M10: 12,705,796 km (0.108 R)
• M11: 15,321,365 km (0.094 R)
• M12: 16,082,818 km (0.113 R)
• M13: 17,099,037 km (0.078 R)
• M14: 17,622,928 km (0.106 R)
• M15: 18,764,211 km (0.062 R)
• M16: 20,797,096 km (0.116 R)
• M17: 21,327,420 km (0.056 R)
• M18: 22,623,387 km (0.075 R)
• M19: 23,539,823 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 8.8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.29 AU - 5.81 AU

Year: 7833 Days

Day: 5.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,070,358 km

• M1: 109,506 km (0.102 R)
• M2: 758,162 km (0.102 R)
• M3: 1,073,664 km (0.081 R)
• M4: 1,370,765 km (0.037 R)
• M5: 1,778,569 km (0.111 R)
• M6: 2,282,415 km (0.11 R)
• M7: 2,801,220 km (0.067 R)
• M8: 3,288,311 km (0.109 R)
• M9: 4,727,742 km (0.104 R)
• M10: 6,581,259 km (0.094 R)
• M11: 8,297,595 km (0.064 R)
• M12: 8,874,295 km (0.115 R)
• M13: 9,172,593 km (0.119 R)
• M14: 10,765,960 km (0.107 R)
• M15: 11,552,696 km (0.057 R)
• M16: 13,020,699 km (0.078 R)
• M17: 16,007,571 km (0.105 R)
• M18: 17,031,718 km (0.09 R)
• M19: 18,166,866 km (0.061 R)
• M20: 19,566,055 km (0.111 R)
• M21: 20,810,709 km (0.057 R)
• M22: 24,776,699 km (0.106 R)
• M23: 25,199,163 km (0.098 R)
• M24: 26,407,315 km (0.088 R)
• M25: 27,025,753 km (0.081 R)
• M26: 30,263,500 km (0.098 R)
• M27: 33,237,206 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.1

Radius: 6.6

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.55 AU - 6.75 AU

Year: 9270 Days

Day: 21.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,070,358 km

• M1: 82,129 km (0.078 R)
• M2: 335,398 km (0.07 R)
• M3: 1,266,346 km (0.078 R)
• M4: 1,729,351 km (0.084 R)
• M5: 2,427,525 km (0.041 R)
• M6: 4,039,292 km (0.087 R)
• M7: 4,561,987 km (0.072 R)
• M8: 4,795,061 km (0.114 R)
• M9: 5,159,780 km (0.089 R)
• M10: 5,608,574 km (0.102 R)
• M11: 5,876,504 km (0.06 R)
• M12: 6,082,949 km (0.046 R)
• M13: 8,511,221 km (0.05 R)
• M14: 8,955,527 km (0.048 R)
• M15: 10,633,267 km (0.067 R)
• M16: 11,626,597 km (0.107 R)
• M17: 12,910,296 km (0.111 R)
• M18: 15,298,477 km (0.084 R)
• M19: 17,536,910 km (0.069 R)
• M20: 20,295,943 km (0.119 R)
• M21: 21,737,468 km (0.071 R)
• M22: 23,331,583 km (0.05 R)
• M23: 31,423,781 km (0.087 R)
• M24: 32,376,719 km (0.105 R)
• M25: 32,806,364 km (0.109 R)
• M26: 41,582,673 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.2

Radius: 5

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.42 AU - 6.16 AU

Year: 9617 Days

Day: 23.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,070,358 km

• M1: 62,233 km (0.114 R)
• M2: 337,343 km (0.118 R)
• M3: 532,868 km (0.034 R)
• M4: 796,609 km (0.065 R)
• M5: 1,094,458 km (0.08 R)
• M6: 2,214,946 km (0.084 R)
• M7: 2,395,062 km (0.111 R)
• M8: 3,094,582 km (0.085 R)
• M9: 3,968,832 km (0.106 R)
• M10: 4,285,381 km (0.093 R)
• M11: 4,697,972 km (0.11 R)
• M12: 5,052,369 km (0.11 R)
• M13: 5,783,753 km (0.11 R)
• M14: 6,384,987 km (0.115 R)
• M15: 6,583,204 km (0.098 R)
• M16: 6,751,651 km (0.085 R)
• M17: 7,238,293 km (0.091 R)
• M18: 7,563,369 km (0.073 R)
• M19: 7,935,868 km (0.113 R)
• M20: 8,920,671 km (0.076 R)
• M21: 9,635,150 km (0.049 R)
• M22: 12,877,086 km (0.102 R)
• M23: 13,678,781 km (0.104 R)
• M24: 13,843,189 km (0.059 R)
• M25: 14,972,204 km (0.076 R)
• M26: 18,793,083 km (0.038 R)
• M27: 20,033,848 km (0.103 R)
• M28: 21,108,559 km (0.057 R)
• M29: 22,070,772 km (0.09 R)
• M30: 24,321,771 km (0.115 R)
• M31: 24,968,633 km (0.076 R)
• M32: 26,806,592 km (0.117 R)
• M33: 27,583,903 km (0.113 R)
• M34: 28,287,312 km (0.105 R)
• M35: 29,183,253 km (0.046 R)
• M36: 30,655,895 km (0.053 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.2

Radius: 4.4

Gravity: 45.93 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.48 AU - 7.72 AU

Year: 11704 Days

Day: 21.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 58,070,358 km

• M1: 55,800 km (0.072 R)
• M2: 246,687 km (0.114 R)
• M3: 392,994 km (0.074 R)
• M4: 876,943 km (0.089 R)
• M5: 1,484,310 km (0.075 R)
• M6: 1,938,040 km (0.104 R)
• M7: 2,196,994 km (0.084 R)
• M8: 2,416,454 km (0.067 R)
• M9: 4,635,290 km (0.09 R)
• M10: 5,887,873 km (0.114 R)
• M11: 6,632,571 km (0.078 R)
• M12: 7,176,958 km (0.094 R)
• M13: 9,139,383 km (0.089 R)
• M14: 9,446,208 km (0.094 R)
• M15: 9,707,107 km (0.104 R)
• M16: 10,243,265 km (0.053 R)
• M17: 11,432,868 km (0.088 R)
• M18: 13,029,825 km (0.104 R)
• M19: 13,681,772 km (0.095 R)
• M20: 14,355,112 km (0.107 R)
• M21: 15,334,530 km (0.109 R)
• M22: 16,283,279 km (0.093 R)
• M23: 17,115,941 km (0.112 R)
• M24: 17,347,818 km (0.064 R)
• M25: 19,113,372 km (0.081 R)
• M26: 21,889,908 km (0.082 R)
• M27: 26,540,757 km (0.073 R)
• M28: 27,374,914 km (0.054 R)
• M29: 27,586,147 km (0.09 R)
• M30: 28,011,902 km (0.113 R)
• M31: 32,395,120 km (0.086 R)
• M32: 32,631,335 km (0.029 R)
• M33: 35,058,560 km (0.113 R)
• M34: 42,489,236 km (0.073 R)
• M35: 44,352,627 km (0.077 R)
• M36: 46,120,425 km (0.118 R)
• M37: 46,419,621 km (0.078 R)
• M38: 52,027,596 km (0.037 R)
• M39: 52,840,361 km (0.046 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 13,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit