🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.3

Radius: 12.8

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.41 AU - 1.59 AU

Year: 1186 Days

Day: 10.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,886,058 km

• M1: 160,519 km (0.086 R)
• M2: 644,617 km (0.109 R)
• M3: 1,358,199 km (0.066 R)
• M4: 1,875,658 km (0.111 R)
• M5: 2,343,451 km (0.116 R)
• M6: 5,931,406 km (0.093 R)
• M7: 6,562,559 km (0.111 R)
• M8: 8,592,453 km (0.072 R)
• M9: 9,751,238 km (0.104 R)
• M10: 10,445,522 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.9

Radius: 15

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.48 AU - 1.96 AU

Year: 1456 Days

Day: 6.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,886,058 km

• M1: 186,549 km (0.101 R)
• M2: 680,970 km (0.106 R)
• M3: 1,267,543 km (0.092 R)
• M4: 1,860,399 km (0.106 R)
• M5: 2,496,639 km (0.115 R)
• M6: 3,641,811 km (0.033 R)
• M7: 5,093,359 km (0.079 R)
• M8: 5,927,816 km (0.114 R)
• M9: 6,903,044 km (0.106 R)
• M10: 7,375,773 km (0.101 R)
• M11: 8,068,412 km (0.073 R)
• M12: 8,834,353 km (0.098 R)
• M13: 9,908,914 km (0.101 R)
• M14: 10,892,969 km (0.081 R)
• M15: 12,819,490 km (0.114 R)
• M16: 13,536,663 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.8

Radius: 8.8

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.68 AU - 2.2 AU

Year: 1745 Days

Day: 13.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,886,058 km

• M1: 111,151 km (0.116 R)
• M2: 419,622 km (0.03 R)
• M3: 790,475 km (0.11 R)
• M4: 1,152,652 km (0.086 R)
• M5: 1,469,649 km (0.106 R)
• M6: 2,704,580 km (0.072 R)
• M7: 3,322,718 km (0.107 R)
• M8: 4,422,412 km (0.039 R)
• M9: 4,710,837 km (0.043 R)
• M10: 5,652,406 km (0.08 R)
• M11: 6,985,772 km (0.109 R)
• M12: 7,994,061 km (0.118 R)
• M13: 12,190,880 km (0.109 R)
• M14: 12,514,161 km (0.096 R)
• M15: 15,170,271 km (0.042 R)
• M16: 15,544,416 km (0.102 R)
• M17: 16,117,226 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620.3

Radius: 5

Gravity: 24.81 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.85 AU - 7.77 AU

Year: 10234 Days

Day: 20 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,886,058 km

• M1: 63,878 km (0.075 R)
• M2: 258,505 km (0.103 R)
• M3: 485,445 km (0.031 R)
• M4: 842,086 km (0.113 R)
• M5: 1,128,267 km (0.098 R)
• M6: 1,814,622 km (0.119 R)
• M7: 1,976,786 km (0.115 R)
• M8: 2,502,922 km (0.113 R)
• M9: 3,375,377 km (0.087 R)
• M10: 3,880,419 km (0.069 R)
• M11: 4,151,191 km (0.102 R)
• M12: 4,376,635 km (0.101 R)
• M13: 5,561,750 km (0.061 R)
• M14: 6,228,059 km (0.08 R)
• M15: 7,304,864 km (0.09 R)
• M16: 7,633,979 km (0.102 R)
• M17: 8,500,151 km (0.11 R)
• M18: 10,581,057 km (0.059 R)
• M19: 11,489,864 km (0.071 R)
• M20: 11,710,970 km (0.118 R)
• M21: 15,783,174 km (0.092 R)
• M22: 17,911,353 km (0.096 R)
• M23: 20,627,153 km (0.105 R)
• M24: 23,339,512 km (0.073 R)
• M25: 24,965,042 km (0.077 R)
• M26: 25,429,544 km (0.105 R)
• M27: 25,994,724 km (0.062 R)
• M28: 28,238,543 km (0.109 R)
• M29: 31,140,442 km (0.112 R)
• M30: 34,121,180 km (0.081 R)
• M31: 34,349,317 km (0.114 R)
• M32: 40,006,360 km (0.055 R)
• M33: 40,770,356 km (0.111 R)
• M34: 41,414,525 km (0.078 R)
• M35: 42,065,276 km (0.082 R)
• M36: 43,253,980 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.5

Radius: 4.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.22 AU - 6.4 AU

Year: 10234 Days

Day: 20 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,886,058 km

• M1: 57,296 km (0.083 R)
• M2: 243,845 km (0.101 R)
• M3: 696,528 km (0.092 R)
• M4: 1,310,926 km (0.095 R)
• M5: 1,919,490 km (0.117 R)
• M6: 2,780,276 km (0.1 R)
• M7: 3,267,965 km (0.096 R)
• M8: 3,649,739 km (0.06 R)
• M9: 4,103,470 km (0.119 R)
• M10: 4,255,461 km (0.108 R)
• M11: 6,501,972 km (0.082 R)
• M12: 7,261,331 km (0.083 R)
• M13: 9,699,328 km (0.101 R)
• M14: 10,484,866 km (0.107 R)
• M15: 11,397,263 km (0.113 R)
• M16: 11,872,685 km (0.058 R)
• M17: 17,948,902 km (0.068 R)
• M18: 19,554,686 km (0.099 R)
• M19: 21,060,239 km (0.103 R)
• M20: 22,039,506 km (0.072 R)

Asteroid Belt

Center: 7.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.6

Radius: 5

Gravity: 36.98 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.15 AU - 10.59 AU

Year: 18519 Days

Day: 21.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 174.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,886,058 km

• M1: 62,233 km (0.101 R)
• M2: 225,743 km (0.039 R)
• M3: 468,391 km (0.115 R)
• M4: 844,480 km (0.102 R)
• M5: 2,217,489 km (0.074 R)
• M6: 3,817,588 km (0.106 R)
• M7: 5,170,850 km (0.064 R)
• M8: 6,587,542 km (0.077 R)
• M9: 6,769,603 km (0.115 R)
• M10: 7,049,052 km (0.081 R)
• M11: 7,531,804 km (0.045 R)
• M12: 7,781,333 km (0.095 R)
• M13: 14,005,502 km (0.077 R)
• M14: 14,459,382 km (0.086 R)
• M15: 17,304,135 km (0.05 R)
• M16: 27,677,102 km (0.032 R)
• M17: 28,032,696 km (0.105 R)
• M18: 29,980,610 km (0.082 R)
• M19: 30,607,425 km (0.061 R)
• M20: 34,279,604 km (0.098 R)
• M21: 37,507,328 km (0.069 R)
• M22: 39,120,292 km (0.113 R)
• M23: 39,868,581 km (0.114 R)
• M24: 46,201,208 km (0.068 R)
• M25: 50,305,126 km (0.084 R)
• M26: 51,189,699 km (0.083 R)
• M27: 51,367,870 km (0.079 R)
• M28: 64,892,415 km (0.118 R)
• M29: 66,362,663 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 17,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit