🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.65 AU

Year: 142 Days

Day: 17.7 Hours

Environment

Temp: 274 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,271,279 km

• M1: 208,539 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.82 AU - 1.2 AU

Year: 353 Days

Day: 37.1 Hours

Environment

Temp: 94 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.05 AU - 1.07 AU

Year: 380 Days

Day: 15.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.14 AU - 4.96 AU

Year: 3380 Days

Day: 40.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.3

Radius: 8.5

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.48 AU - 6.62 AU

Year: 5182 Days

Day: 9 Hours

Environment

Temp: -140 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 92,271,279 km

• M1: 105,766 km (0.114 R)
• M2: 549,323 km (0.06 R)
• M3: 915,539 km (0.078 R)
• M4: 1,226,852 km (0.084 R)
• M5: 1,658,891 km (0.108 R)
• M6: 2,010,895 km (0.031 R)
• M7: 2,379,803 km (0.052 R)
• M8: 2,775,190 km (0.066 R)
• M9: 3,134,524 km (0.056 R)
• M10: 4,110,800 km (0.11 R)
• M11: 4,734,324 km (0.087 R)
• M12: 7,544,969 km (0.11 R)
• M13: 9,238,117 km (0.096 R)
• M14: 9,613,309 km (0.08 R)
• M15: 10,439,089 km (0.084 R)
• M16: 11,123,649 km (0.052 R)
• M17: 13,043,738 km (0.081 R)
• M18: 14,776,230 km (0.102 R)
• M19: 15,060,167 km (0.1 R)
• M20: 16,779,496 km (0.116 R)
• M21: 18,363,438 km (0.088 R)
• M22: 18,824,199 km (0.043 R)
• M23: 20,183,446 km (0.092 R)
• M24: 23,172,261 km (0.061 R)
• M25: 27,714,053 km (0.066 R)
• M26: 28,495,402 km (0.103 R)
• M27: 29,830,115 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.5

Radius: 13.9

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.94 AU - 7.96 AU

Year: 5705 Days

Day: 8.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,271,279 km

• M1: 176,376 km (0.085 R)
• M2: 711,338 km (0.113 R)
• M3: 1,196,633 km (0.069 R)
• M4: 1,757,925 km (0.1 R)
• M5: 2,476,742 km (0.031 R)
• M6: 3,428,783 km (0.025 R)
• M7: 4,002,042 km (0.025 R)
• M8: 5,893,259 km (0.11 R)
• M9: 6,824,655 km (0.11 R)
• M10: 7,929,136 km (0.037 R)
• M11: 10,491,747 km (0.109 R)
• M12: 12,012,709 km (0.066 R)
• M13: 12,480,801 km (0.114 R)
• M14: 13,123,623 km (0.07 R)
• M15: 17,259,256 km (0.102 R)
• M16: 19,657,609 km (0.101 R)
• M17: 30,903,479 km (0.077 R)
• M18: 32,380,609 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.4

Radius: 12.1

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.65 AU - 9.15 AU

Year: 8478 Days

Day: 14.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 85.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,271,279 km

• M1: 161,715 km (0.112 R)
• M2: 686,505 km (0.104 R)
• M3: 1,736,233 km (0.068 R)
• M4: 2,514,890 km (0.092 R)
• M5: 3,587,357 km (0.106 R)
• M6: 4,438,718 km (0.052 R)
• M7: 7,038,131 km (0.093 R)
• M8: 8,957,472 km (0.028 R)
• M9: 10,675,005 km (0.077 R)
• M10: 12,199,706 km (0.111 R)
• M11: 16,360,771 km (0.113 R)
• M12: 23,884,646 km (0.09 R)
• M13: 28,846,658 km (0.106 R)
• M14: 29,357,236 km (0.117 R)
• M15: 30,607,276 km (0.103 R)
• M16: 31,138,498 km (0.12 R)
• M17: 37,274,254 km (0.102 R)
• M18: 38,124,419 km (0.112 R)
• M19: 40,369,733 km (0.054 R)
• M20: 41,654,630 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.5

Radius: 10.6

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.18 AU - 12.82 AU

Year: 13581 Days

Day: 10.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,271,279 km

• M1: 131,796 km (0.05 R)
• M2: 475,871 km (0.114 R)
• M3: 826,678 km (0.047 R)
• M4: 1,203,964 km (0.112 R)
• M5: 2,149,572 km (0.11 R)
• M6: 3,559,083 km (0.054 R)
• M7: 5,954,145 km (0.069 R)
• M8: 6,587,393 km (0.097 R)
• M9: 7,441,447 km (0.104 R)
• M10: 13,111,805 km (0.06 R)
• M11: 14,530,292 km (0.111 R)
• M12: 16,048,560 km (0.08 R)
• M13: 18,152,654 km (0.064 R)
• M14: 20,610,697 km (0.107 R)
• M15: 23,282,665 km (0.033 R)
• M16: 23,765,567 km (0.106 R)
• M17: 25,559,843 km (0.061 R)
• M18: 30,208,597 km (0.052 R)
• M19: 31,248,302 km (0.064 R)
• M20: 32,192,415 km (0.091 R)
• M21: 33,766,932 km (0.107 R)
• M22: 34,137,337 km (0.06 R)
• M23: 35,392,014 km (0.047 R)
• M24: 38,528,483 km (0.097 R)
• M25: 39,613,815 km (0.1 R)
• M26: 40,998,942 km (0.079 R)
• M27: 43,427,514 km (0.09 R)
• M28: 46,557,999 km (0.116 R)
• M29: 51,286,488 km (0.11 R)
• M30: 53,598,823 km (0.065 R)
• M31: 58,253,112 km (0.053 R)
• M32: 59,502,403 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.5

Radius: 7.8

Gravity: 16.2 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.47 AU - 17.51 AU

Year: 22267 Days

Day: 20.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 92,271,279 km

• M1: 97,687 km (0.114 R)
• M2: 349,909 km (0.117 R)
• M3: 608,115 km (0.077 R)
• M4: 1,218,475 km (0.07 R)
• M5: 1,911,262 km (0.079 R)
• M6: 2,208,364 km (0.059 R)
• M7: 2,560,966 km (0.096 R)
• M8: 3,033,246 km (0.068 R)
• M9: 3,531,407 km (0.037 R)
• M10: 4,765,889 km (0.119 R)
• M11: 8,219,505 km (0.096 R)
• M12: 8,894,491 km (0.084 R)
• M13: 9,851,169 km (0.055 R)
• M14: 10,354,566 km (0.091 R)
• M15: 11,344,455 km (0.082 R)
• M16: 12,613,943 km (0.086 R)
• M17: 12,908,501 km (0.117 R)
• M18: 14,132,660 km (0.055 R)
• M19: 23,586,647 km (0.038 R)
• M20: 32,395,120 km (0.101 R)
• M21: 34,500,859 km (0.11 R)
• M22: 39,138,842 km (0.031 R)
• M23: 42,671,297 km (0.096 R)
• M24: 49,263,776 km (0.096 R)
• M25: 54,145,753 km (0.094 R)
• M26: 65,296,329 km (0.118 R)
• M27: 65,736,296 km (0.093 R)
• M28: 71,872,053 km (0.089 R)
• M29: 72,812,276 km (0.113 R)
• M30: 74,957,808 km (0.114 R)
• M31: 79,374,685 km (0.055 R)
• M32: 83,443,897 km (0.078 R)
• M33: 89,804,948 km (0.117 R)
• M34: 90,349,185 km (0.057 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 10,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit