🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.86 AU - 1.32 AU

Year: 436 Days

Day: 47.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 20.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.06 AU - 1.58 AU

Year: 581 Days

Day: 38.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.14 AU - 1.68 AU

Year: 641 Days

Day: 34.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.3

Radius: 9

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.19 AU - 6.25 AU

Year: 5238 Days

Day: 13 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,532,293 km

• M1: 112,049 km (0.027 R)
• M2: 483,351 km (0.089 R)
• M3: 780,003 km (0.069 R)
• M4: 1,287,888 km (0.115 R)
• M5: 2,156,453 km (0.058 R)
• M6: 2,680,943 km (0.03 R)
• M7: 3,865,609 km (0.112 R)
• M8: 4,354,644 km (0.034 R)
• M9: 4,967,547 km (0.109 R)
• M10: 5,977,482 km (0.114 R)
• M11: 6,364,791 km (0.09 R)
• M12: 6,977,095 km (0.061 R)
• M13: 8,007,076 km (0.082 R)
• M14: 9,219,866 km (0.076 R)
• M15: 15,248,212 km (0.116 R)
• M16: 17,686,507 km (0.104 R)
• M17: 18,284,151 km (0.063 R)
• M18: 21,104,071 km (0.108 R)
• M19: 21,776,364 km (0.08 R)
• M20: 22,772,685 km (0.116 R)
• M21: 25,187,046 km (0.103 R)
• M22: 27,590,036 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.8

Radius: 14.4

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.73 AU - 7.39 AU

Year: 5712 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,532,293 km

• M1: 179,817 km (0.054 R)
• M2: 941,419 km (0.046 R)
• M3: 1,659,639 km (0.098 R)
• M4: 3,395,572 km (0.115 R)
• M5: 4,127,555 km (0.078 R)
• M6: 5,936,193 km (0.11 R)
• M7: 7,848,503 km (0.116 R)
• M8: 8,581,233 km (0.096 R)
• M9: 12,574,150 km (0.118 R)
• M10: 22,578,507 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 13.2

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.81 AU - 11.95 AU

Year: 11891 Days

Day: 8.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,532,293 km

• M1: 165,306 km (0.078 R)
• M2: 632,799 km (0.1 R)
• M3: 1,412,204 km (0.091 R)
• M4: 1,958,087 km (0.071 R)
• M5: 2,794,638 km (0.112 R)
• M6: 4,140,121 km (0.103 R)
• M7: 4,559,294 km (0.111 R)
• M8: 5,276,018 km (0.087 R)
• M9: 6,104,491 km (0.105 R)
• M10: 8,580,335 km (0.053 R)
• M11: 9,166,161 km (0.114 R)
• M12: 9,830,824 km (0.103 R)
• M13: 10,472,599 km (0.117 R)
• M14: 11,781,132 km (0.109 R)
• M15: 13,779,161 km (0.116 R)
• M16: 14,244,859 km (0.112 R)
• M17: 16,140,114 km (0.099 R)
• M18: 17,882,929 km (0.081 R)
• M19: 23,672,068 km (0.066 R)
• M20: 38,643,524 km (0.07 R)
• M21: 39,571,180 km (0.069 R)
• M22: 40,649,631 km (0.105 R)
• M23: 42,583,782 km (0.106 R)
• M24: 52,372,868 km (0.043 R)
• M25: 56,167,418 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.6

Radius: 8.9

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.64 AU - 10.48 AU

Year: 12217 Days

Day: 14.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,532,293 km

• M1: 110,702 km (0.072 R)
• M2: 576,101 km (0.084 R)
• M3: 859,440 km (0.12 R)
• M4: 1,606,382 km (0.064 R)
• M5: 2,507,111 km (0.032 R)
• M6: 2,832,636 km (0.118 R)
• M7: 5,326,133 km (0.07 R)
• M8: 5,672,302 km (0.053 R)
• M9: 6,480,131 km (0.12 R)
• M10: 8,034,602 km (0.089 R)
• M11: 8,618,333 km (0.109 R)
• M12: 9,008,185 km (0.105 R)
• M13: 9,776,969 km (0.079 R)
• M14: 10,345,441 km (0.095 R)
• M15: 11,290,301 km (0.118 R)
• M16: 12,183,550 km (0.047 R)
• M17: 13,932,648 km (0.102 R)
• M18: 14,959,787 km (0.083 R)
• M19: 15,397,211 km (0.034 R)
• M20: 16,036,742 km (0.054 R)
• M21: 17,300,395 km (0.109 R)
• M22: 17,851,963 km (0.104 R)
• M23: 20,786,923 km (0.092 R)
• M24: 22,126,423 km (0.101 R)
• M25: 29,794,959 km (0.12 R)
• M26: 30,487,597 km (0.095 R)
• M27: 32,317,778 km (0.118 R)
• M28: 39,894,311 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.2

Radius: 15

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.96 AU - 10.38 AU

Year: 12418 Days

Day: 15 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,532,293 km

• M1: 196,721 km (0.114 R)
• M2: 765,642 km (0.1 R)
• M3: 1,697,188 km (0.039 R)
• M4: 2,270,596 km (0.113 R)
• M5: 3,400,659 km (0.082 R)
• M6: 4,354,345 km (0.102 R)
• M7: 5,349,620 km (0.114 R)
• M8: 8,217,710 km (0.08 R)
• M9: 9,352,560 km (0.049 R)
• M10: 10,333,922 km (0.095 R)
• M11: 14,189,807 km (0.054 R)
• M12: 14,892,917 km (0.099 R)
• M13: 17,071,810 km (0.064 R)
• M14: 19,690,072 km (0.106 R)
• M15: 20,890,445 km (0.117 R)
• M16: 25,060,486 km (0.084 R)
• M17: 25,618,037 km (0.084 R)
• M18: 26,088,971 km (0.117 R)
• M19: 28,531,007 km (0.118 R)
• M20: 29,446,396 km (0.096 R)
• M21: 32,310,298 km (0.096 R)
• M22: 34,892,507 km (0.119 R)
• M23: 35,821,958 km (0.117 R)
• M24: 36,411,374 km (0.097 R)
• M25: 37,007,072 km (0.114 R)
• M26: 39,081,696 km (0.106 R)
• M27: 39,831,929 km (0.058 R)
• M28: 40,337,570 km (0.057 R)
• M29: 45,356,429 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.1

Radius: 5.9

Gravity: 25.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 9.89 AU - 15.15 AU

Year: 16962 Days

Day: 17.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,532,293 km

• M1: 73,453 km (0.11 R)
• M2: 633,996 km (0.1 R)
• M3: 1,984,865 km (0.117 R)
• M4: 2,185,924 km (0.111 R)
• M5: 2,490,505 km (0.113 R)
• M6: 2,773,545 km (0.069 R)
• M7: 5,019,757 km (0.078 R)
• M8: 6,372,869 km (0.058 R)
• M9: 7,226,774 km (0.036 R)
• M10: 7,415,866 km (0.091 R)
• M11: 10,847,790 km (0.053 R)
• M12: 13,503,003 km (0.086 R)
• M13: 16,076,236 km (0.063 R)
• M14: 21,577,398 km (0.095 R)
• M15: 22,467,805 km (0.112 R)
• M16: 28,213,859 km (0.075 R)
• M17: 31,991,056 km (0.077 R)
• M18: 34,598,846 km (0.089 R)
• M19: 38,626,769 km (0.095 R)
• M20: 55,263,697 km (0.097 R)
• M21: 60,936,149 km (0.109 R)
• M22: 69,298,820 km (0.107 R)
• M23: 71,231,625 km (0.045 R)
• M24: 72,102,135 km (0.075 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 15,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit