🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 14

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.43 AU - 1.67 AU

Year: 1356 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,348,468 km

• M1: 174,132 km (0.083 R)
• M2: 629,657 km (0.073 R)
• M3: 1,507,199 km (0.099 R)
• M4: 2,007,304 km (0.101 R)
• M5: 2,460,885 km (0.111 R)
• M6: 2,929,725 km (0.088 R)
• M7: 4,084,770 km (0.094 R)
• M8: 4,978,617 km (0.053 R)
• M9: 5,823,396 km (0.056 R)
• M10: 7,407,787 km (0.104 R)
• M11: 9,413,745 km (0.113 R)
• M12: 10,125,083 km (0.093 R)
• M13: 10,805,454 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.2

Radius: 10

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.64 AU - 3.32 AU

Year: 3616 Days

Day: 13 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,348,468 km

• M1: 132,993 km (0.08 R)
• M2: 734,825 km (0.114 R)
• M3: 1,179,280 km (0.067 R)
• M4: 1,620,594 km (0.077 R)
• M5: 2,114,566 km (0.1 R)
• M6: 2,482,128 km (0.077 R)
• M7: 3,015,444 km (0.114 R)
• M8: 3,643,905 km (0.063 R)
• M9: 4,131,893 km (0.073 R)
• M10: 4,858,191 km (0.095 R)
• M11: 5,477,077 km (0.116 R)
• M12: 6,323,801 km (0.087 R)
• M13: 10,308,640 km (0.089 R)
• M14: 11,730,867 km (0.084 R)
• M15: 12,654,035 km (0.106 R)
• M16: 16,550,461 km (0.082 R)
• M17: 23,683,288 km (0.108 R)
• M18: 24,045,614 km (0.106 R)
• M19: 25,080,233 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.5

Radius: 12.5

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.03 AU - 4.67 AU

Year: 6377 Days

Day: 14.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,348,468 km

• M1: 155,582 km (0.099 R)
• M2: 597,494 km (0.071 R)
• M3: 1,311,375 km (0.081 R)
• M4: 1,911,262 km (0.051 R)
• M5: 2,477,042 km (0.118 R)
• M6: 3,447,333 km (0.073 R)
• M7: 5,212,439 km (0.08 R)
• M8: 5,689,057 km (0.12 R)
• M9: 8,687,448 km (0.098 R)
• M10: 9,931,204 km (0.101 R)
• M11: 11,988,923 km (0.07 R)
• M12: 13,308,526 km (0.086 R)
• M13: 14,316,965 km (0.118 R)
• M14: 17,981,514 km (0.047 R)
• M15: 19,283,614 km (0.119 R)
• M16: 21,091,654 km (0.088 R)
• M17: 23,168,372 km (0.087 R)
• M18: 24,297,237 km (0.087 R)
• M19: 27,191,358 km (0.082 R)
• M20: 28,265,620 km (0.109 R)
• M21: 28,997,303 km (0.081 R)
• M22: 31,560,214 km (0.114 R)
• M23: 32,447,180 km (0.106 R)
• M24: 33,655,482 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.9

Radius: 4.4

Gravity: 39.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.41 AU - 7.31 AU

Year: 9971 Days

Day: 23.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 37,348,468 km

• M1: 58,194 km (0.098 R)
• M2: 450,888 km (0.032 R)
• M3: 673,041 km (0.097 R)
• M4: 828,323 km (0.066 R)
• M5: 1,073,215 km (0.084 R)
• M6: 2,403,589 km (0.058 R)
• M7: 2,603,601 km (0.118 R)
• M8: 2,902,348 km (0.089 R)
• M9: 3,368,346 km (0.057 R)
• M10: 4,447,395 km (0.087 R)
• M11: 4,780,550 km (0.108 R)
• M12: 5,327,779 km (0.1 R)
• M13: 8,025,926 km (0.095 R)
• M14: 9,615,852 km (0.085 R)
• M15: 11,348,794 km (0.076 R)
• M16: 11,912,478 km (0.082 R)
• M17: 12,143,009 km (0.076 R)
• M18: 15,554,887 km (0.096 R)
• M19: 16,676,572 km (0.106 R)
• M20: 16,820,485 km (0.115 R)
• M21: 17,038,001 km (0.09 R)
• M22: 20,118,819 km (0.073 R)
• M23: 22,135,099 km (0.081 R)
• M24: 23,192,008 km (0.111 R)
• M25: 23,732,805 km (0.027 R)
• M26: 25,310,763 km (0.115 R)
• M27: 27,756,539 km (0.116 R)
• M28: 30,035,064 km (0.09 R)
• M29: 33,453,076 km (0.069 R)
• M30: 34,608,570 km (0.119 R)
• M31: 38,610,462 km (0.104 R)
• M32: 40,657,261 km (0.085 R)
• M33: 41,972,675 km (0.065 R)
• M34: 42,640,779 km (0.094 R)
• M35: 43,316,063 km (0.083 R)
• M36: 44,273,340 km (0.075 R)
• M37: 46,656,734 km (0.042 R)
• M38: 47,517,968 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701

Radius: 4.4

Gravity: 36.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.96 AU - 6.92 AU

Year: 11488 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 37,348,468 km

• M1: 58,044 km (0.108 R)
• M2: 240,553 km (0.093 R)
• M3: 484,548 km (0.113 R)
• M4: 833,111 km (0.114 R)
• M5: 1,241,662 km (0.11 R)
• M6: 1,455,438 km (0.115 R)
• M7: 2,044,554 km (0.077 R)
• M8: 2,304,555 km (0.047 R)
• M9: 2,890,680 km (0.111 R)
• M10: 3,194,363 km (0.103 R)
• M11: 4,262,791 km (0.116 R)
• M12: 4,625,117 km (0.054 R)
• M13: 5,799,012 km (0.113 R)
• M14: 6,631,075 km (0.112 R)
• M15: 7,757,398 km (0.041 R)
• M16: 10,064,346 km (0.076 R)
• M17: 10,381,643 km (0.117 R)
• M18: 10,980,334 km (0.075 R)
• M19: 11,601,913 km (0.093 R)
• M20: 13,606,824 km (0.095 R)
• M21: 16,044,820 km (0.084 R)
• M22: 16,260,241 km (0.055 R)
• M23: 16,550,611 km (0.103 R)
• M24: 16,992,373 km (0.086 R)
• M25: 21,328,916 km (0.079 R)
• M26: 22,833,273 km (0.095 R)
• M27: 24,691,877 km (0.027 R)
• M28: 25,171,787 km (0.116 R)
• M29: 29,237,557 km (0.116 R)
• M30: 35,390,967 km (0.117 R)
• M31: 41,134,777 km (0.056 R)
• M32: 41,673,628 km (0.099 R)
• M33: 47,765,553 km (0.104 R)
• M34: 50,482,549 km (0.107 R)
• M35: 52,350,129 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.2

Radius: 4.2

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.56 AU - 9.04 AU

Year: 15313 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,348,468 km

• M1: 60,737 km (0.084 R)
• M2: 1,972,149 km (0.119 R)
• M3: 2,566,651 km (0.079 R)
• M4: 4,941,666 km (0.059 R)
• M5: 5,296,363 km (0.06 R)
• M6: 5,957,735 km (0.114 R)
• M7: 6,850,685 km (0.086 R)
• M8: 7,032,147 km (0.105 R)
• M9: 8,067,963 km (0.077 R)
• M10: 9,377,991 km (0.113 R)
• M11: 10,580,908 km (0.094 R)
• M12: 13,344,579 km (0.075 R)
• M13: 14,680,637 km (0.099 R)
• M14: 16,295,397 km (0.107 R)
• M15: 16,489,126 km (0.086 R)
• M16: 17,547,830 km (0.086 R)
• M17: 18,162,827 km (0.088 R)
• M18: 19,508,161 km (0.119 R)
• M19: 21,070,860 km (0.111 R)
• M20: 23,363,298 km (0.048 R)
• M21: 23,940,596 km (0.034 R)
• M22: 24,274,648 km (0.1 R)
• M23: 25,992,032 km (0.086 R)
• M24: 32,638,815 km (0.096 R)
• M25: 34,833,715 km (0.09 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 18,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit