🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.55 AU - 0.61 AU

Year: 281 Days

Day: 23.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.3

Radius: 10.7

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.84 AU - 1.32 AU

Year: 714 Days

Day: 5.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,229,298 km

• M1: 134,937 km (0.054 R)
• M2: 509,979 km (0.054 R)
• M3: 866,321 km (0.075 R)
• M4: 1,267,692 km (0.113 R)
• M5: 1,841,400 km (0.116 R)
• M6: 2,323,105 km (0.12 R)
• M7: 2,695,754 km (0.036 R)
• M8: 3,218,299 km (0.072 R)
• M9: 3,706,287 km (0.076 R)
• M10: 4,110,201 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.8

Radius: 11.7

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.78 AU - 1.8 AU

Year: 1523 Days

Day: 13.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,229,298 km

• M1: 145,559 km (0.114 R)
• M2: 527,632 km (0.101 R)
• M3: 902,524 km (0.084 R)
• M4: 1,279,062 km (0.085 R)
• M5: 1,763,310 km (0.114 R)
• M6: 2,356,316 km (0.107 R)
• M7: 2,770,702 km (0.086 R)
• M8: 4,356,140 km (0.034 R)
• M9: 5,135,994 km (0.107 R)
• M10: 5,559,805 km (0.045 R)
• M11: 6,103,892 km (0.05 R)
• M12: 6,554,481 km (0.087 R)
• M13: 7,027,061 km (0.106 R)
• M14: 7,607,052 km (0.091 R)
• M15: 8,706,895 km (0.115 R)
• M16: 10,675,603 km (0.063 R)
• M17: 11,480,589 km (0.115 R)
• M18: 12,682,907 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.1

Radius: 9.9

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.69 AU - 1.91 AU

Year: 1535 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,229,298 km

• M1: 123,418 km (0.095 R)
• M2: 605,722 km (0.086 R)
• M3: 1,019,809 km (0.066 R)
• M4: 1,349,672 km (0.112 R)
• M5: 1,790,387 km (0.11 R)
• M6: 2,099,756 km (0.093 R)
• M7: 2,506,213 km (0.045 R)
• M8: 3,326,608 km (0.099 R)
• M9: 3,717,507 km (0.114 R)
• M10: 4,938,675 km (0.034 R)
• M11: 6,292,086 km (0.118 R)
• M12: 6,696,449 km (0.083 R)
• M13: 7,426,188 km (0.095 R)
• M14: 10,288,294 km (0.065 R)
• M15: 10,616,512 km (0.081 R)
• M16: 11,019,529 km (0.037 R)
• M17: 11,467,874 km (0.104 R)
• M18: 11,785,171 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.9

Radius: 6.6

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.14 AU - 8.46 AU

Year: 13851 Days

Day: 24 Hours

Environment

Temp: -232 °C

Axial Tilt: 175.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,229,298 km

• M1: 82,279 km (0.093 R)
• M2: 288,275 km (0.117 R)
• M3: 523,144 km (0.111 R)
• M4: 790,924 km (0.057 R)
• M5: 1,105,229 km (0.077 R)
• M6: 1,473,389 km (0.064 R)
• M7: 1,888,374 km (0.105 R)
• M8: 2,303,807 km (0.041 R)
• M9: 2,553,336 km (0.11 R)
• M10: 3,485,630 km (0.073 R)
• M11: 5,185,511 km (0.12 R)
• M12: 5,998,725 km (0.095 R)
• M13: 6,214,744 km (0.104 R)
• M14: 6,816,427 km (0.082 R)
• M15: 7,918,514 km (0.118 R)
• M16: 9,961,722 km (0.118 R)
• M17: 11,875,977 km (0.114 R)
• M18: 12,159,913 km (0.079 R)
• M19: 12,390,294 km (0.064 R)
• M20: 13,959,875 km (0.082 R)
• M21: 15,054,931 km (0.068 R)
• M22: 18,379,146 km (0.054 R)
• M23: 22,766,702 km (0.114 R)
• M24: 24,462,842 km (0.107 R)
• M25: 25,670,845 km (0.096 R)
• M26: 27,113,567 km (0.042 R)
• M27: 28,609,396 km (0.091 R)
• M28: 30,159,529 km (0.093 R)
• M29: 33,425,999 km (0.119 R)
• M30: 33,878,682 km (0.059 R)
• M31: 35,028,192 km (0.059 R)
• M32: 36,084,652 km (0.104 R)
• M33: 41,427,091 km (0.079 R)
• M34: 45,728,778 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488

Radius: 7.5

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.46 AU - 10.24 AU

Year: 15341 Days

Day: 18.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,229,298 km

• M1: 106,813 km (0.066 R)
• M2: 471,084 km (0.103 R)
• M3: 1,080,994 km (0.069 R)
• M4: 1,465,461 km (0.089 R)
• M5: 1,887,177 km (0.116 R)
• M6: 2,530,747 km (0.115 R)
• M7: 3,362,960 km (0.11 R)
• M8: 3,841,973 km (0.105 R)
• M9: 4,903,070 km (0.097 R)
• M10: 6,302,259 km (0.108 R)
• M11: 7,458,651 km (0.12 R)
• M12: 7,904,003 km (0.095 R)
• M13: 8,995,619 km (0.058 R)
• M14: 10,844,948 km (0.096 R)
• M15: 11,185,582 km (0.081 R)
• M16: 11,710,073 km (0.094 R)
• M17: 12,008,371 km (0.116 R)
• M18: 13,511,829 km (0.067 R)
• M19: 14,106,630 km (0.107 R)
• M20: 15,923,197 km (0.103 R)
• M21: 16,586,814 km (0.061 R)
• M22: 21,312,909 km (0.092 R)
• M23: 21,579,194 km (0.115 R)
• M24: 25,445,700 km (0.105 R)
• M25: 28,123,203 km (0.108 R)
• M26: 30,418,333 km (0.091 R)
• M27: 33,789,222 km (0.096 R)
• M28: 35,876,711 km (0.06 R)
• M29: 38,703,812 km (0.094 R)
• M30: 42,092,951 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.7

Radius: 4.3

Gravity: 21.83 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.68 AU - 11.26 AU

Year: 23102 Days

Day: 20 Hours

Environment

Temp: -231 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,229,298 km

• M1: 53,556 km (0.094 R)
• M2: 280,945 km (0.038 R)
• M3: 416,780 km (0.054 R)
• M4: 666,907 km (0.075 R)
• M5: 1,203,515 km (0.088 R)
• M6: 1,497,026 km (0.115 R)
• M7: 1,678,039 km (0.03 R)
• M8: 2,205,372 km (0.097 R)
• M9: 3,166,538 km (0.055 R)
• M10: 4,890,055 km (0.05 R)
• M11: 5,178,779 km (0.086 R)
• M12: 5,672,003 km (0.103 R)
• M13: 6,751,352 km (0.073 R)
• M14: 7,622,012 km (0.081 R)
• M15: 10,619,803 km (0.045 R)
• M16: 12,509,972 km (0.087 R)
• M17: 13,325,131 km (0.119 R)
• M18: 16,060,528 km (0.095 R)
• M19: 17,600,788 km (0.064 R)
• M20: 18,192,148 km (0.095 R)
• M21: 18,363,587 km (0.046 R)
• M22: 19,773,697 km (0.069 R)
• M23: 24,958,460 km (0.051 R)
• M24: 26,465,359 km (0.045 R)
• M25: 29,540,643 km (0.037 R)
• M26: 31,347,935 km (0.098 R)
• M27: 31,718,040 km (0.071 R)
• M28: 32,090,987 km (0.06 R)
• M29: 34,784,497 km (0.06 R)
• M30: 39,889,674 km (0.105 R)
• M31: 42,846,775 km (0.05 R)
• M32: 43,455,189 km (0.111 R)
• M33: 53,812,448 km (0.11 R)
• M34: 54,342,923 km (0.104 R)
• M35: 55,055,756 km (0.07 R)
• M36: 56,318,063 km (0.052 R)
• M37: 60,983,722 km (0.033 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 10,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit