🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480

Radius: 12.7

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.96 AU - 1.58 AU

Year: 1006 Days

Day: 7.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,366,496 km

• M1: 157,975 km (0.109 R)
• M2: 590,912 km (0.042 R)
• M3: 1,062,145 km (0.083 R)
• M4: 1,834,219 km (0.099 R)
• M5: 2,242,921 km (0.075 R)
• M6: 2,868,090 km (0.112 R)
• M7: 3,825,816 km (0.095 R)
• M8: 4,519,651 km (0.103 R)
• M9: 5,003,899 km (0.066 R)
• M10: 5,484,557 km (0.071 R)
• M11: 6,756,438 km (0.102 R)
• M12: 7,298,431 km (0.03 R)
• M13: 8,393,338 km (0.054 R)
• M14: 8,993,824 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.3

Radius: 8.4

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.37 AU - 2.19 AU

Year: 1669 Days

Day: 9.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,366,496 km

• M1: 104,419 km (0.083 R)
• M2: 613,800 km (0.111 R)
• M3: 997,219 km (0.063 R)
• M4: 1,283,400 km (0.115 R)
• M5: 1,912,160 km (0.064 R)
• M6: 2,717,595 km (0.099 R)
• M7: 3,173,420 km (0.116 R)
• M8: 3,608,749 km (0.071 R)
• M9: 4,064,574 km (0.115 R)
• M10: 4,599,387 km (0.115 R)
• M11: 5,069,124 km (0.114 R)
• M12: 5,361,588 km (0.077 R)
• M13: 6,230,751 km (0.111 R)
• M14: 6,645,885 km (0.098 R)
• M15: 7,218,696 km (0.074 R)
• M16: 8,124,062 km (0.082 R)
• M17: 8,843,179 km (0.062 R)
• M18: 9,301,397 km (0.116 R)
• M19: 9,913,552 km (0.118 R)
• M20: 10,588,537 km (0.073 R)
• M21: 11,256,043 km (0.085 R)
• M22: 12,756,809 km (0.095 R)
• M23: 13,088,916 km (0.049 R)
• M24: 13,384,372 km (0.101 R)
• M25: 14,520,867 km (0.034 R)
• M26: 14,883,043 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.1

Radius: 10.6

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.94 AU - 4.7 AU

Year: 5248 Days

Day: 8.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,366,496 km

• M1: 131,945 km (0.093 R)
• M2: 695,630 km (0.116 R)
• M3: 1,314,965 km (0.091 R)
• M4: 1,880,445 km (0.057 R)
• M5: 2,369,630 km (0.076 R)
• M6: 3,153,374 km (0.118 R)
• M7: 3,562,972 km (0.117 R)
• M8: 4,054,701 km (0.114 R)
• M9: 4,771,424 km (0.104 R)
• M10: 5,119,389 km (0.076 R)
• M11: 6,234,790 km (0.113 R)
• M12: 6,816,726 km (0.092 R)
• M13: 7,720,746 km (0.083 R)
• M14: 8,742,350 km (0.091 R)
• M15: 10,822,957 km (0.106 R)
• M16: 13,006,936 km (0.112 R)
• M17: 13,476,674 km (0.101 R)
• M18: 14,229,749 km (0.112 R)
• M19: 16,175,719 km (0.06 R)
• M20: 19,418,103 km (0.053 R)
• M21: 21,298,997 km (0.073 R)
• M22: 21,951,992 km (0.09 R)
• M23: 24,382,807 km (0.077 R)
• M24: 24,937,666 km (0.101 R)
• M25: 28,097,173 km (0.07 R)
• M26: 28,706,934 km (0.103 R)
• M27: 29,593,451 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.3

Radius: 7.4

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.01 AU - 5.95 AU

Year: 9017 Days

Day: 17 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,366,496 km

• M1: 92,302 km (0.075 R)
• M2: 395,238 km (0.076 R)
• M3: 658,380 km (0.08 R)
• M4: 937,380 km (0.119 R)
• M5: 1,591,572 km (0.086 R)
• M6: 4,699,617 km (0.105 R)
• M7: 6,303,157 km (0.11 R)
• M8: 11,369,588 km (0.063 R)
• M9: 13,300,447 km (0.107 R)
• M10: 14,098,103 km (0.074 R)
• M11: 22,542,754 km (0.097 R)
• M12: 24,450,874 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.7

Radius: 5.4

Gravity: 18.03 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.31 AU - 10.11 AU

Year: 16536 Days

Day: 17.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 61,366,496 km

• M1: 67,169 km (0.119 R)
• M2: 295,456 km (0.108 R)
• M3: 550,221 km (0.102 R)
• M4: 1,083,537 km (0.112 R)
• M5: 1,705,715 km (0.099 R)
• M6: 2,075,820 km (0.114 R)
• M7: 2,310,390 km (0.111 R)
• M8: 2,856,272 km (0.077 R)
• M9: 3,047,907 km (0.042 R)
• M10: 3,538,139 km (0.057 R)
• M11: 3,759,544 km (0.041 R)
• M12: 4,109,154 km (0.071 R)
• M13: 5,009,135 km (0.042 R)
• M14: 5,727,803 km (0.108 R)
• M15: 6,554,032 km (0.05 R)
• M16: 8,008,722 km (0.038 R)
• M17: 8,391,393 km (0.113 R)
• M18: 9,349,119 km (0.074 R)
• M19: 11,300,324 km (0.114 R)
• M20: 12,592,850 km (0.102 R)
• M21: 14,961,133 km (0.069 R)
• M22: 16,516,054 km (0.092 R)
• M23: 16,746,584 km (0.111 R)
• M24: 17,530,776 km (0.059 R)
• M25: 18,752,542 km (0.104 R)
• M26: 19,003,418 km (0.04 R)
• M27: 19,769,957 km (0.074 R)
• M28: 20,117,174 km (0.079 R)
• M29: 21,002,793 km (0.115 R)
• M30: 23,523,816 km (0.084 R)
• M31: 24,011,805 km (0.099 R)
• M32: 28,052,294 km (0.057 R)
• M33: 30,061,094 km (0.098 R)
• M34: 33,496,010 km (0.077 R)
• M35: 35,626,583 km (0.112 R)
• M36: 35,882,994 km (0.12 R)
• M37: 39,193,146 km (0.075 R)
• M38: 44,013,788 km (0.12 R)
• M39: 46,413,039 km (0.078 R)
• M40: 47,489,545 km (0.067 R)
• M41: 60,633,812 km (0.1 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: 273 - 17,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit