🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.3

Radius: 11.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.96 AU - 1.48 AU

Year: 914 Days

Day: 12.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,911,177 km

• M1: 148,102 km (0.064 R)
• M2: 533,017 km (0.117 R)
• M3: 1,082,041 km (0.094 R)
• M4: 1,530,237 km (0.118 R)
• M5: 1,998,029 km (0.095 R)
• M6: 2,376,213 km (0.034 R)
• M7: 3,254,202 km (0.079 R)
• M8: 4,908,905 km (0.117 R)
• M9: 5,361,139 km (0.099 R)
• M10: 5,860,945 km (0.12 R)
• M11: 6,266,505 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.4

Radius: 14.2

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.7 AU - 2.3 AU

Year: 1918 Days

Day: 11 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,911,177 km

• M1: 176,675 km (0.07 R)
• M2: 772,972 km (0.113 R)
• M3: 1,315,414 km (0.088 R)
• M4: 3,236,999 km (0.096 R)
• M5: 4,118,579 km (0.12 R)
• M6: 4,967,547 km (0.068 R)
• M7: 6,286,103 km (0.065 R)
• M8: 7,549,157 km (0.118 R)
• M9: 8,053,601 km (0.063 R)
• M10: 9,542,100 km (0.084 R)
• M11: 11,753,755 km (0.075 R)
• M12: 14,036,918 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.7

Radius: 10.4

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.6 AU - 5.2 AU

Year: 6260 Days

Day: 12.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,911,177 km

• M1: 129,701 km (0.093 R)
• M2: 484,398 km (0.111 R)
• M3: 867,368 km (0.09 R)
• M4: 1,227,899 km (0.063 R)
• M5: 1,570,778 km (0.058 R)
• M6: 2,216,592 km (0.097 R)
• M7: 3,717,208 km (0.1 R)
• M8: 4,186,646 km (0.111 R)
• M9: 4,950,792 km (0.097 R)
• M10: 5,551,577 km (0.109 R)
• M11: 6,033,432 km (0.116 R)
• M12: 7,456,407 km (0.065 R)
• M13: 7,963,843 km (0.089 R)
• M14: 8,452,429 km (0.07 R)
• M15: 9,900,088 km (0.114 R)
• M16: 11,455,607 km (0.066 R)
• M17: 18,747,156 km (0.097 R)
• M18: 19,539,875 km (0.107 R)
• M19: 21,736,720 km (0.106 R)
• M20: 23,098,510 km (0.075 R)
• M21: 24,516,249 km (0.077 R)
• M22: 25,030,267 km (0.085 R)
• M23: 25,551,466 km (0.107 R)
• M24: 29,404,658 km (0.102 R)
• M25: 30,180,024 km (0.047 R)
• M26: 35,775,433 km (0.108 R)
• M27: 36,105,147 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.6

Radius: 3.7

Gravity: 21.08 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.54 AU - 7.18 AU

Year: 9621 Days

Day: 18.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 41,911,177 km

• M1: 54,304 km (0.088 R)
• M2: 184,005 km (0.06 R)
• M3: 313,408 km (0.079 R)
• M4: 535,560 km (0.041 R)
• M5: 971,638 km (0.036 R)
• M6: 1,149,660 km (0.116 R)
• M7: 1,268,889 km (0.099 R)
• M8: 2,711,910 km (0.119 R)
• M9: 3,086,653 km (0.111 R)
• M10: 3,362,362 km (0.098 R)
• M11: 3,494,905 km (0.093 R)
• M12: 4,236,761 km (0.046 R)
• M13: 5,282,450 km (0.119 R)
• M14: 5,401,680 km (0.09 R)
• M15: 7,638,467 km (0.069 R)
• M16: 10,055,520 km (0.094 R)
• M17: 12,405,852 km (0.095 R)
• M18: 13,484,752 km (0.063 R)
• M19: 13,820,300 km (0.12 R)
• M20: 14,046,941 km (0.095 R)
• M21: 17,487,243 km (0.11 R)
• M22: 18,564,348 km (0.104 R)
• M23: 18,840,356 km (0.096 R)
• M24: 19,049,194 km (0.11 R)
• M25: 19,189,218 km (0.065 R)
• M26: 20,924,254 km (0.091 R)
• M27: 21,524,890 km (0.113 R)
• M28: 24,289,009 km (0.069 R)
• M29: 24,536,295 km (0.108 R)
• M30: 26,056,060 km (0.098 R)
• M31: 28,726,382 km (0.114 R)
• M32: 30,317,504 km (0.092 R)
• M33: 30,604,433 km (0.041 R)
• M34: 30,989,498 km (0.026 R)
• M35: 31,183,377 km (0.066 R)
• M36: 33,165,998 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.5

Radius: 4.2

Gravity: 41.98 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.57 AU - 8.01 AU

Year: 12000 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 41,911,177 km

• M1: 52,359 km (0.099 R)
• M2: 258,954 km (0.12 R)
• M3: 432,936 km (0.119 R)
• M4: 684,410 km (0.101 R)
• M5: 1,477,129 km (0.096 R)
• M6: 1,887,925 km (0.079 R)
• M7: 2,101,700 km (0.104 R)
• M8: 3,369,842 km (0.043 R)
• M9: 3,933,676 km (0.115 R)
• M10: 4,193,677 km (0.106 R)
• M11: 5,042,645 km (0.103 R)
• M12: 5,245,799 km (0.114 R)
• M13: 6,113,766 km (0.04 R)
• M14: 7,115,473 km (0.047 R)
• M15: 7,328,201 km (0.041 R)
• M16: 8,083,371 km (0.082 R)
• M17: 8,456,169 km (0.086 R)
• M18: 8,646,757 km (0.091 R)
• M19: 9,694,989 km (0.073 R)
• M20: 10,276,626 km (0.096 R)
• M21: 11,335,479 km (0.108 R)
• M22: 14,062,649 km (0.036 R)
• M23: 17,349,912 km (0.052 R)
• M24: 26,593,415 km (0.113 R)
• M25: 26,797,616 km (0.107 R)
• M26: 28,468,774 km (0.033 R)
• M27: 31,672,412 km (0.088 R)
• M28: 33,183,351 km (0.077 R)
• M29: 35,724,720 km (0.096 R)
• M30: 39,178,635 km (0.117 R)
• M31: 41,327,010 km (0.11 R)
• M32: 49,463,489 km (0.109 R)
• M33: 49,772,259 km (0.091 R)
• M34: 52,931,467 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.9

Radius: 6.5

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.47 AU - 11.71 AU

Year: 21738 Days

Day: 22.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,911,177 km

• M1: 81,980 km (0.111 R)
• M2: 415,433 km (0.106 R)
• M3: 651,948 km (0.097 R)
• M4: 1,049,130 km (0.046 R)
• M5: 1,413,401 km (0.095 R)
• M6: 1,681,779 km (0.104 R)
• M7: 2,376,213 km (0.1 R)
• M8: 2,880,208 km (0.117 R)
• M9: 3,406,643 km (0.096 R)
• M10: 3,841,973 km (0.046 R)
• M11: 6,815,081 km (0.088 R)
• M12: 7,154,817 km (0.091 R)
• M13: 8,327,216 km (0.041 R)
• M14: 9,436,185 km (0.066 R)
• M15: 9,763,505 km (0.064 R)
• M16: 12,605,565 km (0.068 R)
• M17: 12,831,608 km (0.114 R)
• M18: 14,738,233 km (0.087 R)
• M19: 17,798,706 km (0.079 R)
• M20: 19,476,895 km (0.089 R)
• M21: 19,855,228 km (0.12 R)
• M22: 25,951,640 km (0.097 R)
• M23: 35,269,942 km (0.104 R)
• M24: 38,258,309 km (0.03 R)
• M25: 39,813,828 km (0.113 R)
• M26: 41,162,752 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 12,444 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit