🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.66 AU - 0.82 AU

Year: 222 Days

Day: 38.5 Hours

Environment

Temp: 132 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.7 AU - 1.14 AU

Year: 307 Days

Day: 34.6 Hours

Environment

Temp: 99 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.32 AU - 1.58 AU

Year: 608 Days

Day: 35.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,263,177 km

• M1: 280,795 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.38 AU - 3.92 AU

Year: 2428 Days

Day: 43.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.8

Radius: 14.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.12 AU - 7.52 AU

Year: 6203 Days

Day: 12.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,263,177 km

• M1: 183,108 km (0.055 R)
• M2: 804,238 km (0.08 R)
• M3: 1,299,407 km (0.109 R)
• M4: 1,845,589 km (0.069 R)
• M5: 2,728,366 km (0.09 R)
• M6: 3,690,131 km (0.074 R)
• M7: 7,609,894 km (0.074 R)
• M8: 8,400,668 km (0.104 R)
• M9: 11,304,812 km (0.119 R)
• M10: 11,812,697 km (0.106 R)
• M11: 14,056,216 km (0.111 R)
• M12: 15,618,466 km (0.095 R)
• M13: 17,629,511 km (0.045 R)
• M14: 19,015,385 km (0.104 R)
• M15: 19,517,286 km (0.075 R)
• M16: 20,027,864 km (0.087 R)
• M17: 21,152,391 km (0.116 R)
• M18: 21,925,214 km (0.05 R)
• M19: 22,636,701 km (0.051 R)
• M20: 26,784,152 km (0.104 R)
• M21: 30,233,580 km (0.118 R)
• M22: 31,512,791 km (0.064 R)
• M23: 32,623,256 km (0.054 R)
• M24: 34,602,436 km (0.091 R)
• M25: 35,784,409 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 12.4

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.61 AU - 12.43 AU

Year: 11883 Days

Day: 6.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,263,177 km

• M1: 155,731 km (0.067 R)
• M2: 591,510 km (0.109 R)
• M3: 1,008,290 km (0.039 R)
• M4: 2,073,277 km (0.059 R)
• M5: 5,200,321 km (0.1 R)
• M6: 7,026,762 km (0.061 R)
• M7: 7,480,193 km (0.055 R)
• M8: 7,909,239 km (0.077 R)
• M9: 9,642,480 km (0.07 R)
• M10: 11,730,268 km (0.081 R)
• M11: 13,466,950 km (0.056 R)
• M12: 14,233,639 km (0.085 R)
• M13: 14,827,543 km (0.093 R)
• M14: 16,564,374 km (0.058 R)
• M15: 17,744,851 km (0.066 R)
• M16: 23,032,537 km (0.069 R)
• M17: 23,759,732 km (0.096 R)
• M18: 25,741,605 km (0.068 R)
• M19: 27,424,880 km (0.078 R)
• M20: 27,831,487 km (0.117 R)
• M21: 36,463,733 km (0.053 R)
• M22: 37,952,381 km (0.103 R)
• M23: 40,918,159 km (0.095 R)
• M24: 42,661,124 km (0.082 R)
• M25: 46,726,745 km (0.087 R)
• M26: 47,307,185 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.4

Radius: 9.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 10.67 AU - 12.09 AU

Year: 13369 Days

Day: 14.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,263,177 km

• M1: 137,032 km (0.082 R)
• M2: 613,052 km (0.062 R)
• M3: 921,972 km (0.111 R)
• M4: 1,424,621 km (0.077 R)
• M5: 1,927,269 km (0.09 R)
• M6: 2,272,990 km (0.066 R)
• M7: 3,005,720 km (0.097 R)
• M8: 3,616,828 km (0.074 R)
• M9: 4,787,730 km (0.081 R)
• M10: 5,333,613 km (0.054 R)
• M11: 6,229,854 km (0.112 R)
• M12: 6,769,304 km (0.118 R)
• M13: 7,497,247 km (0.099 R)
• M14: 9,899,789 km (0.088 R)
• M15: 13,292,818 km (0.078 R)
• M16: 14,187,712 km (0.089 R)
• M17: 18,754,786 km (0.081 R)
• M18: 20,342,318 km (0.09 R)
• M19: 20,890,894 km (0.12 R)
• M20: 26,558,409 km (0.084 R)
• M21: 27,025,454 km (0.111 R)
• M22: 28,362,410 km (0.114 R)
• M23: 30,449,749 km (0.078 R)
• M24: 30,858,600 km (0.105 R)
• M25: 33,389,347 km (0.036 R)
• M26: 35,151,460 km (0.06 R)
• M27: 35,601,451 km (0.081 R)
• M28: 38,860,141 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.7

Radius: 8.8

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 9.04 AU - 14.06 AU

Year: 13670 Days

Day: 12 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,263,177 km

• M1: 132,245 km (0.115 R)
• M2: 470,336 km (0.111 R)
• M3: 1,073,514 km (0.036 R)
• M4: 3,182,396 km (0.033 R)
• M5: 3,679,808 km (0.089 R)
• M6: 5,910,462 km (0.088 R)
• M7: 7,103,356 km (0.118 R)
• M8: 7,909,539 km (0.082 R)
• M9: 10,803,210 km (0.111 R)
• M10: 11,076,825 km (0.032 R)
• M11: 12,042,329 km (0.105 R)
• M12: 13,689,701 km (0.078 R)
• M13: 14,401,937 km (0.106 R)
• M14: 15,481,884 km (0.054 R)
• M15: 15,760,136 km (0.094 R)
• M16: 18,261,861 km (0.052 R)
• M17: 18,650,815 km (0.08 R)
• M18: 19,525,963 km (0.068 R)
• M19: 20,511,663 km (0.072 R)
• M20: 21,101,827 km (0.066 R)
• M21: 28,568,406 km (0.03 R)
• M22: 34,458,673 km (0.103 R)
• M23: 34,814,416 km (0.096 R)
• M24: 37,373,587 km (0.101 R)
• M25: 40,055,578 km (0.071 R)
• M26: 45,514,255 km (0.058 R)
• M27: 45,799,538 km (0.103 R)
• M28: 51,448,952 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.2

Radius: 4.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.54 AU - 17.48 AU

Year: 21272 Days

Day: 19.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,263,177 km

• M1: 57,296 km (0.05 R)
• M2: 352,453 km (0.086 R)
• M3: 515,813 km (0.109 R)
• M4: 2,225,568 km (0.092 R)
• M5: 4,841,286 km (0.063 R)
• M6: 4,987,443 km (0.081 R)
• M7: 5,227,398 km (0.099 R)
• M8: 6,060,808 km (0.079 R)
• M9: 11,586,953 km (0.116 R)
• M10: 13,853,660 km (0.073 R)
• M11: 15,688,179 km (0.084 R)
• M12: 22,071,969 km (0.037 R)
• M13: 29,699,216 km (0.039 R)
• M14: 32,001,528 km (0.066 R)
• M15: 32,621,012 km (0.108 R)
• M16: 33,671,489 km (0.073 R)
• M17: 38,794,617 km (0.109 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 13,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit