🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.42 AU - 1.44 AU

Year: 655 Days

Day: 17.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 154.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.49 AU - 3.21 AU

Year: 1842 Days

Day: 12.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.1

Radius: 13.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.12 AU - 10.46 AU

Year: 9978 Days

Day: 12.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,285,094 km

• M1: 166,652 km (0.025 R)
• M2: 672,592 km (0.099 R)
• M3: 1,351,018 km (0.037 R)
• M4: 2,277,927 km (0.077 R)
• M5: 2,787,607 km (0.12 R)
• M6: 3,308,955 km (0.091 R)
• M7: 4,419,121 km (0.084 R)
• M8: 5,046,385 km (0.069 R)
• M9: 6,345,792 km (0.053 R)
• M10: 7,818,882 km (0.074 R)
• M11: 8,739,358 km (0.116 R)
• M12: 9,865,680 km (0.094 R)
• M13: 10,558,169 km (0.091 R)
• M14: 11,233,603 km (0.116 R)
• M15: 11,937,611 km (0.075 R)
• M16: 13,158,030 km (0.103 R)
• M17: 13,770,334 km (0.098 R)
• M18: 14,459,981 km (0.119 R)
• M19: 15,232,953 km (0.11 R)
• M20: 21,666,409 km (0.058 R)
• M21: 22,207,804 km (0.111 R)
• M22: 22,758,174 km (0.084 R)
• M23: 25,390,798 km (0.114 R)
• M24: 29,146,303 km (0.107 R)
• M25: 29,901,473 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.5

Radius: 13.3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.06 AU - 9.92 AU

Year: 10321 Days

Day: 9.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,285,094 km

• M1: 165,455 km (0.058 R)
• M2: 581,786 km (0.105 R)
• M3: 1,413,101 km (0.091 R)
• M4: 2,925,985 km (0.078 R)
• M5: 6,372,420 km (0.101 R)
• M6: 8,574,501 km (0.114 R)
• M7: 9,798,810 km (0.11 R)
• M8: 13,245,246 km (0.072 R)
• M9: 15,743,680 km (0.094 R)
• M10: 16,854,444 km (0.1 R)
• M11: 19,231,704 km (0.046 R)
• M12: 21,824,684 km (0.116 R)
• M13: 23,204,874 km (0.049 R)
• M14: 28,799,984 km (0.119 R)
• M15: 30,884,331 km (0.098 R)
• M16: 33,403,409 km (0.119 R)
• M17: 42,965,556 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.6

Radius: 11.9

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.71 AU - 10.33 AU

Year: 10372 Days

Day: 10.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,285,094 km

• M1: 148,551 km (0.117 R)
• M2: 551,418 km (0.079 R)
• M3: 1,160,431 km (0.116 R)
• M4: 1,616,854 km (0.039 R)
• M5: 2,248,755 km (0.084 R)
• M6: 2,644,292 km (0.085 R)
• M7: 3,789,015 km (0.094 R)
• M8: 5,374,752 km (0.119 R)
• M9: 9,249,038 km (0.108 R)
• M10: 9,702,320 km (0.068 R)
• M11: 11,264,869 km (0.108 R)
• M12: 12,017,347 km (0.113 R)
• M13: 14,343,145 km (0.097 R)
• M14: 15,647,339 km (0.068 R)
• M15: 20,285,621 km (0.085 R)
• M16: 31,707,867 km (0.093 R)
• M17: 32,740,541 km (0.106 R)
• M18: 34,994,383 km (0.08 R)
• M19: 39,413,803 km (0.058 R)
• M20: 44,618,463 km (0.094 R)

Asteroid Belt

Center: 10.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.9

Radius: 3.2

Gravity: 39.44 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 9.27 AU - 14.43 AU

Year: 15619 Days

Day: 18.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,285,094 km

• M1: 41,139 km (0.059 R)
• M2: 201,209 km (0.095 R)
• M3: 314,904 km (0.039 R)
• M4: 446,849 km (0.082 R)
• M5: 547,678 km (0.045 R)
• M6: 2,000,572 km (0.101 R)
• M7: 2,983,281 km (0.066 R)
• M8: 4,459,662 km (0.066 R)
• M9: 6,677,301 km (0.042 R)
• M10: 7,554,842 km (0.085 R)
• M11: 7,730,171 km (0.063 R)
• M12: 8,365,812 km (0.081 R)
• M13: 9,688,407 km (0.062 R)
• M14: 10,000,169 km (0.095 R)
• M15: 11,602,063 km (0.052 R)
• M16: 13,623,728 km (0.085 R)
• M17: 15,233,551 km (0.116 R)
• M18: 16,011,909 km (0.096 R)
• M19: 17,724,505 km (0.068 R)
• M20: 19,969,371 km (0.113 R)
• M21: 21,246,488 km (0.077 R)
• M22: 22,667,668 km (0.115 R)
• M23: 23,680,745 km (0.075 R)
• M24: 25,305,078 km (0.064 R)
• M25: 26,394,899 km (0.049 R)
• M26: 27,002,266 km (0.089 R)
• M27: 40,918,309 km (0.051 R)
• M28: 42,279,350 km (0.102 R)
• M29: 46,396,284 km (0.112 R)
• M30: 47,280,108 km (0.085 R)
• M31: 50,462,204 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.9

Radius: 3.9

Gravity: 22.22 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.54 AU - 16.28 AU

Year: 18802 Days

Day: 16.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,285,094 km

• M1: 48,470 km (0.11 R)
• M2: 316,998 km (0.109 R)
• M3: 605,572 km (0.046 R)
• M4: 855,401 km (0.049 R)
• M5: 1,061,696 km (0.115 R)
• M6: 1,454,390 km (0.084 R)
• M7: 2,395,212 km (0.087 R)
• M8: 3,186,734 km (0.086 R)
• M9: 3,737,852 km (0.093 R)
• M10: 3,963,745 km (0.064 R)
• M11: 5,442,969 km (0.116 R)
• M12: 7,040,375 km (0.095 R)
• M13: 10,118,052 km (0.111 R)
• M14: 12,008,819 km (0.065 R)
• M15: 15,089,488 km (0.051 R)
• M16: 18,254,680 km (0.082 R)
• M17: 21,835,156 km (0.093 R)
• M18: 22,198,828 km (0.115 R)
• M19: 22,566,390 km (0.096 R)
• M20: 23,503,172 km (0.09 R)
• M21: 27,195,098 km (0.093 R)
• M22: 28,362,859 km (0.083 R)
• M23: 32,536,041 km (0.08 R)
• M24: 34,829,825 km (0.098 R)
• M25: 41,793,606 km (0.111 R)
• M26: 46,267,779 km (0.085 R)
• M27: 47,929,063 km (0.05 R)
• M28: 57,350,139 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.2

Radius: 3.6

Gravity: 60.9 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 13.13 AU - 16.05 AU

Year: 21338 Days

Day: 16.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,285,094 km

• M1: 44,879 km (0.112 R)
• M2: 331,359 km (0.053 R)
• M3: 546,631 km (0.045 R)
• M4: 1,345,334 km (0.062 R)
• M5: 2,138,651 km (0.039 R)
• M6: 2,269,848 km (0.057 R)
• M7: 2,476,892 km (0.093 R)
• M8: 2,876,019 km (0.062 R)
• M9: 3,345,457 km (0.115 R)
• M10: 4,364,518 km (0.117 R)
• M11: 4,832,161 km (0.115 R)
• M12: 4,944,658 km (0.099 R)
• M13: 7,087,349 km (0.09 R)
• M14: 8,200,058 km (0.108 R)
• M15: 9,135,942 km (0.109 R)
• M16: 9,718,476 km (0.045 R)
• M17: 9,897,994 km (0.097 R)
• M18: 15,218,143 km (0.052 R)
• M19: 16,881,073 km (0.075 R)
• M20: 17,140,625 km (0.03 R)
• M21: 19,979,394 km (0.112 R)
• M22: 20,858,730 km (0.119 R)
• M23: 21,157,477 km (0.09 R)
• M24: 23,867,443 km (0.066 R)
• M25: 24,084,958 km (0.094 R)
• M26: 26,917,145 km (0.068 R)
• M27: 27,628,483 km (0.05 R)
• M28: 28,841,572 km (0.107 R)
• M29: 34,187,601 km (0.058 R)
• M30: 35,584,846 km (0.09 R)
• M31: 37,751,322 km (0.113 R)
• M32: 40,929,828 km (0.109 R)
• M33: 41,712,075 km (0.104 R)
• M34: 41,869,751 km (0.116 R)
• M35: 42,984,255 km (0.097 R)
• M36: 45,106,301 km (0.056 R)
• M37: 49,381,659 km (0.112 R)
• M38: 56,770,746 km (0.108 R)
• M39: 61,132,422 km (0.119 R)
• M40: 72,545,692 km (0.059 R)
• M41: 76,251,231 km (0.106 R)
• M42: 77,911,169 km (0.107 R)
• M43: 78,629,987 km (0.05 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 15,739 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit