🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.48 AU - 0.58 AU

Year: 140 Days

Day: 42.5 Hours

Environment

Temp: 217 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,253,461 km

• M1: 32,912 km (0.085 R)
• M2: 206,894 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.48 AU - 0.66 AU

Year: 156 Days

Day: 14.5 Hours

Environment

Temp: 244 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,253,461 km

• M1: 172,786 km (0.082 R)
• M2: 392,545 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.02 AU - 1.38 AU

Year: 475 Days

Day: 41.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.82 AU - 5.08 AU

Year: 3983 Days

Day: 14.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.2

Radius: 11.8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.16 AU - 6.5 AU

Year: 5091 Days

Day: 14.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,253,461 km

• M1: 146,756 km (0.087 R)
• M2: 722,857 km (0.055 R)
• M3: 1,098,348 km (0.092 R)
• M4: 1,475,185 km (0.1 R)
• M5: 2,027,201 km (0.085 R)
• M6: 2,953,810 km (0.091 R)
• M7: 3,702,846 km (0.096 R)
• M8: 5,179,527 km (0.111 R)
• M9: 5,680,830 km (0.104 R)
• M10: 6,665,034 km (0.116 R)
• M11: 8,083,671 km (0.059 R)
• M12: 8,690,589 km (0.058 R)
• M13: 9,583,539 km (0.093 R)
• M14: 11,762,731 km (0.107 R)
• M15: 12,148,394 km (0.074 R)
• M16: 13,356,696 km (0.117 R)
• M17: 13,966,308 km (0.08 R)
• M18: 14,940,339 km (0.111 R)
• M19: 15,597,373 km (0.117 R)
• M20: 18,191,550 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.6

Radius: 9

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.19 AU - 11.01 AU

Year: 10757 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,253,461 km

• M1: 112,946 km (0.107 R)
• M2: 500,554 km (0.091 R)
• M3: 1,544,000 km (0.101 R)
• M4: 2,082,103 km (0.074 R)
• M5: 2,802,866 km (0.055 R)
• M6: 3,966,588 km (0.105 R)
• M7: 4,524,438 km (0.112 R)
• M8: 5,865,882 km (0.106 R)
• M9: 6,935,208 km (0.092 R)
• M10: 13,362,680 km (0.104 R)
• M11: 16,078,779 km (0.058 R)
• M12: 17,859,143 km (0.105 R)
• M13: 22,146,469 km (0.026 R)
• M14: 26,016,117 km (0.06 R)
• M15: 28,260,384 km (0.072 R)
• M16: 31,809,893 km (0.097 R)
• M17: 32,136,615 km (0.118 R)
• M18: 35,998,484 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.3

Radius: 5.7

Gravity: 29.62 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 13.74 AU - 14.38 AU

Year: 19066 Days

Day: 18.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,253,461 km

• M1: 70,909 km (0.102 R)
• M2: 252,072 km (0.086 R)
• M3: 454,927 km (0.054 R)
• M4: 834,607 km (0.062 R)
• M5: 1,100,741 km (0.05 R)
• M6: 1,940,135 km (0.046 R)
• M7: 2,387,881 km (0.106 R)
• M8: 3,255,549 km (0.097 R)
• M9: 4,081,329 km (0.053 R)
• M10: 5,038,755 km (0.056 R)
• M11: 7,586,258 km (0.052 R)
• M12: 8,470,531 km (0.076 R)
• M13: 8,798,449 km (0.109 R)
• M14: 10,256,879 km (0.114 R)
• M15: 10,755,638 km (0.115 R)
• M16: 12,985,394 km (0.067 R)
• M17: 15,264,069 km (0.118 R)
• M18: 15,996,500 km (0.094 R)
• M19: 20,989,030 km (0.071 R)
• M20: 21,287,927 km (0.105 R)
• M21: 21,996,123 km (0.118 R)
• M22: 24,324,614 km (0.049 R)
• M23: 26,812,127 km (0.111 R)
• M24: 27,996,942 km (0.076 R)
• M25: 29,713,877 km (0.068 R)
• M26: 33,899,027 km (0.119 R)
• M27: 35,564,799 km (0.103 R)
• M28: 36,131,925 km (0.108 R)
• M29: 40,425,234 km (0.081 R)
• M30: 42,614,599 km (0.113 R)
• M31: 46,212,577 km (0.106 R)
• M32: 52,528,450 km (0.088 R)
• M33: 56,082,596 km (0.047 R)
• M34: 60,797,023 km (0.106 R)
• M35: 60,998,981 km (0.044 R)
• M36: 62,836,940 km (0.036 R)
• M37: 80,580,444 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.1

Radius: 3.9

Gravity: 24.53 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.49 AU - 18.93 AU

Year: 22519 Days

Day: 15.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,253,461 km

• M1: 50,863 km (0.101 R)
• M2: 289,173 km (0.119 R)
• M3: 453,581 km (0.107 R)
• M4: 644,617 km (0.097 R)
• M5: 887,714 km (0.086 R)
• M6: 1,386,024 km (0.11 R)
• M7: 1,917,994 km (0.115 R)
• M8: 2,230,055 km (0.033 R)
• M9: 2,620,655 km (0.093 R)
• M10: 2,856,422 km (0.117 R)
• M11: 3,055,237 km (0.059 R)
• M12: 4,035,103 km (0.109 R)
• M13: 5,891,164 km (0.071 R)
• M14: 6,050,935 km (0.091 R)
• M15: 6,937,152 km (0.072 R)
• M16: 7,160,352 km (0.09 R)
• M17: 8,003,636 km (0.101 R)
• M18: 8,806,976 km (0.034 R)
• M19: 10,987,515 km (0.113 R)
• M20: 11,662,052 km (0.099 R)
• M21: 12,559,938 km (0.11 R)
• M22: 17,256,114 km (0.066 R)
• M23: 20,261,236 km (0.089 R)
• M24: 20,717,211 km (0.049 R)
• M25: 23,099,856 km (0.061 R)
• M26: 25,132,592 km (0.115 R)
• M27: 25,764,942 km (0.109 R)
• M28: 28,400,557 km (0.045 R)
• M29: 28,971,423 km (0.105 R)
• M30: 29,666,455 km (0.104 R)
• M31: 31,210,454 km (0.112 R)
• M32: 36,698,003 km (0.076 R)
• M33: 36,967,728 km (0.093 R)
• M34: 38,475,376 km (0.029 R)
• M35: 48,390,573 km (0.11 R)
• M36: 50,692,136 km (0.077 R)
• M37: 57,668,334 km (0.089 R)
• M38: 58,766,980 km (0.098 R)
• M39: 65,852,085 km (0.088 R)
• M40: 66,650,489 km (0.119 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 13,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit